Gas prices for household consumers - bi-annual data (from 2007 onwards) (nrg_pc_202)

National Reference Metadata in Single Integrated Metadata Structure (SIMS)

Compiling agency: Statistics Netherlands


Eurostat metadata
Reference metadata
1. Contact
2. Metadata update
3. Statistical presentation
4. Unit of measure
5. Reference Period
6. Institutional Mandate
7. Confidentiality
8. Release policy
9. Frequency of dissemination
10. Accessibility and clarity
11. Quality management
12. Relevance
13. Accuracy
14. Timeliness and punctuality
15. Coherence and comparability
16. Cost and Burden
17. Data revision
18. Statistical processing
19. Comment
Related Metadata
Annexes (including footnotes)
 



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1. Contact Top
1.1. Contact organisation

Statistics Netherlands

1.2. Contact organisation unit

Business statistics The Hague

1.5. Contact mail address

Henri Faasdreef 312
P.O. Box 24500
2490 HA The Hague


2. Metadata update Top
2.1. Metadata last certified 07/07/2022
2.2. Metadata last posted 15/06/2022
2.3. Metadata last update 15/06/2022


3. Statistical presentation Top
3.1. Data description

European statistics on natural gas prices for household and final non-household customers.

3.2. Classification system

Internal Eurostat classification system based on annual natural gas consumption bands and tax levels.

3.3. Coverage - sector

Household sector and final non-household sector (industry, services, offices, agriculture, etc).

3.4. Statistical concepts and definitions

The prices are collected in national currencies per GJ and according to different bands of consumption.

For the households sector, these bands are:

  • D1: Customers consuming less than 20 GJ.
  • D2: Customers consuming 20 GJ or more but less than 200 GJ.
  • D3: Customers consuming 200 GJ or more.

For the final non-households sector, the bands are:

  • I1: Customers consuming less than 1000 GJ.
  • I2: Customers consuming 1000 GJ or more but less than 10000 GJ.
  • I3: Customers consuming 10000 GJ or more but less than 100000 GJ.
  • I4: Customers consuming 100000 GJ or more but less than 1000000 GJ.
  • I5: Customers consuming 1000000 GJ or more but less than 4000000 GJ.
  • I6: Customers consuming 4000000 GJ or more.

There exist 2 different levels of disagregation for semestrial and annual prices:

1- Semestrial prices:

These prices are reported twice a year and are divided in 3 levels:

  • Level 1 prices: Prices excluding taxes and levies.
  • Level 2 prices: Prices excluding VAT and other recoverable taxes and levies.
  • Level 3 prices: Prices including all taxes and levies.

2- Annual prices:

These prices are reported once a year together with the data for the second semester and are divided into the following components and taxes:

  • Energy and supply: commodity price for natural gas paid by the supplier or the price of natural gas at the point of entry into the transmission system, including, if applicable, the following end-user costs: storage costs plus costs relating to the sale of natural gas to final customers.
  • Network cost: transmission and distribution tariffs, transmission and distribution losses, network costs, after-sale service costs, system service costs and meter rental and metering costs.
  • Value added taxes (VAT): as defined in Council Directive 2006/112/EC.
  • Renewable taxes: taxes, fees, levies or charges relating to the promotion of renewable energy sources, energy efficiency and CHP generation.
  • Capacity taxes: taxes, fees, levies or charges relating to strategic stockpiles, capacity payments and energy security; taxes on natural gas distribution; stranded costs and levies on financing energy regulatory authorities or market and system operators.
  • Environmental taxes: taxes, fees, levies or charges relating to air quality and for other environmental purposes; taxes on emissions of CO2 or other greenhouse gases. This component includes the excise duties.
  • All other taxes: taxes, fees, levies or charges not covered by any of the previous four categories: support for district heating; local or regional fiscal charges; island compensation; concession fees relating to licences and fees for the occupation of land and public or private property by networks or other devices.

In addition to these elements, the network cost is split into the respective shares of transmission and distribution. The relative share of consumption in the different consumption bands is reported by the countries and used to calculated the single national natural gas prices (weighted averages for consumer bands IA-IF and DA-DE) and are published.

Some of the taxes are refundable. Here is a description of them:

Band Name of the tax component in which it is reported Recoverable portion of the component
All VAT   refundable for final non household consumers
3.5. Statistical unit

Household and final non-household consumers divided into consumption bands.

3.6. Statistical population

Household customers: Data coming from 6 suppliers and representing 75% of the household customers.

Final non-household customers: Data coming from 7 suppliers and representing an estimated 70% of the final non-household customers.

Data for network prices comes from 4 regional network companies, representing 95% of all customers.

3.7. Reference area

The price data covers the entire country of the Netherlands, but excludes the three islands part of the Caribbean Netherlands (Bonaire, Saba, St. Eustatius).

3.8. Coverage - Time

Natural gas prices data for Netherlands are available since 2007.

3.9. Base period

Not applicable.


4. Unit of measure Top

Prices are reported in national currency per GJ. However, Eurostat also calculates and publishes the prices in EURO and PPS (purchasing power parity) and do the conversion to kWh.
Relative shares of sub-component of the network component and consumption volumes are reported in percentages.


5. Reference Period Top

For semestrial prices, the reference periods are from January to June for semester 1 and from July to December for semester 2.

For annual prices, the reference period is the whole calendar year (from January to December).


6. Institutional Mandate Top
6.1. Institutional Mandate - legal acts and other agreements

At EU level:

  • Regulation (EU) 2016/1952 of the European Parliament and of the Council of 26 October 2016 on European statistics on natural gas and electricity prices and repealing Directive 2008/92/EC (Text with EEA relevance).
  • Commission Implementing Regulation (EU) 2017/2169 of 21 November 2017 concerning the format and arrangements for the transmission of European Statistics on natural gas and electricity prices pursuant to Regulation (EU) 2016/1952 of the European Parliament and of the Council (Text with EEA relevance).
  • Commission Implementing Decision (EU) 2018/1734 of 14 November 2018 granting derogations to the Federal Republic of Germany, the Kingdom of Spain, the Italian Republic and the Republic of Cyprus as regards the provision of statistics pursuant to Regulation (EU) 2016/1952 of the European Parliament and of the Council (notified under document C(2018) 7465) (Text with EEA relevance).
  • Commission Implementing Regulation (EU) 2019/803 concerning the content of quality reports on European statistics on natural gas and electricity prices pursuant to Regulation (EU) 2016/1952 of the European Parliament and of the Council (Text with EEA relevance).

At national level:

6.2. Institutional Mandate - data sharing

At EU level:

  • Eurostat does not share the data collected with other organisation appart from its usual dissemination chanel (Eurostat's database, statistic explained articles and press or news release) .

At national level:

  • Data is sent to eurostat.
  • Data is sent to DG Energy.
  • Data is sent to IEA.
  • Data is publicized on the open database StatLine and approachable as open data for everyone.


7. Confidentiality Top
7.1. Confidentiality - policy

At EU level:

  • Regulation (EC) No 223/2009 of the European Parliament and of the Council, of 11 March 2009, on the transmission of data subject to statistical confidentiality to the Statistical Office of the European Communities.

At national level:

7.2. Confidentiality - data treatment

The data referred to shall only be published in such a way that no recognisable  data can be derived from them about an individual person, household, company or institution,  unless, in the case of data relating to a company or institution, there are good reasons to assume  that the company or institution concerned will not have any objections to the publication.


8. Release policy Top
8.1. Release calendar

The release calendar of Statistics Netherlands is publically accesible. The planning is updated every week.

8.2. Release calendar access

Publication calendar

8.3. Release policy - user access

Data is publicized on the open database StatLine and approachable as open data for everyone.


9. Frequency of dissemination Top

Natural gas prices in the Netherlands are published on a semestrial basis on Eurostat's website.

Natural gas prices in the Netherlands are published on a quarterly basis on the open database StatLine.


10. Accessibility and clarity Top
10.1. Dissemination format - News release

The publication of the electricity prices does not include a news article or other press release.

10.2. Dissemination format - Publications

Statistics Netherlands works together with other government bodies to publish energy prices annually. These are used for policy measures, input in climate debates, measuring household expenditures etc. Some consumption bands of electricity and natural gas prices are included.

10.3. Dissemination format - online database

The data is publicized quarterly on the Open Data portal StatLine.

10.3.1. Data tables - consultations

Approximately 5.000 views per year

10.4. Dissemination format - microdata access

There are no microdata in this data collection.

10.5. Dissemination format - other

There are no other format of dissemination.

10.5.1. Metadata - consultations

There are no number for metadata consultation in this data collection.

10.6. Documentation on methodology

Documentation on methodology for the electricity prices of Statistics Netherlands (Dutch)
Regulation (EU) 2016/1052
Eurostat Compiler guide

10.6.1. Metadata completeness - rate

1:1

10.7. Quality management - documentation

Procedures applied for quality management and quality assessment are documented in the Compiler Guide.


11. Quality management Top
11.1. Quality assurance

Quality assurance at Statistics Netherlands is carried out under ISO 9001.

11.2. Quality management - assessment

No formal quality assessment has been executed.


12. Relevance Top
12.1. Relevance - User Needs

Generally, natural gas prices are particularly suited for cross-country comparisons.
A key user of the natural gas prices is DG ENER of the EU Commission who uses the price data for the analysis of energy prices and costs.
Another main user is the ministry of Economic Affairs and Climate (EZK), who uses the prices in their forecasts for making climate policies.

The prices per consumption band are sometimes hard to understand for users. An average price for households (and non-households) could clarify this to a certain extent.
A pattern over time of these average prices is also not possible or practical, due to varying consumption volumes within the bandwidths.

For households the price per GJ is far less clear than a price per m3. Comparisons with their own natural gas bill are not user friendly with a price per GJ.

12.2. Relevance - User Satisfaction

No user satisfaction consultations.

12.3. Completeness

The natural gas price data sets are complete.

12.3.1. Data completeness - rate

1:1


13. Accuracy Top
13.1. Accuracy - overall

The overall accuracy of the natural gas price data with its components and sub-components can be considered to be high with the exception of the relative shares of the transmission and distribution costs which are estimated values.

13.2. Sampling error

Non-probability sampling is used. There are around 50 natural gas suppliers in this liberated market, of which the biggest ones represented an estimated 80% of the market at the start of sampling. These are the ones that have been chosen in the sample. The costs and burden for the energy companies as well as for Statistics Netherlands were taken into account. Also, the pricing mechanisms on this liberated market lead to comparable prices for both the relatively big and small players on the market. Prices are the main reason for end-users to switch suppliers.

13.2.1. Sampling error - indicators

Not applicable.

13.3. Non-sampling error

Information is included in the sub-concepts S.13.3.1-S.13.3.5.

13.3.1. Coverage error

No quantitative data is available to measure coverage errors.

13.3.1.1. Over-coverage - rate

To our knowledge over-coverage only occurs in the consumption bands D3 and I1. The volumes and prices fluctuate more than should be expected within these bands. An estimate of the proportion cannot be given, but the consequence of this over-coverage is that these bands are, and have been, flagged as unreliable.

13.3.1.2. Common units - proportion

The network costs for households are derived from administrative data published by network companies. They cover all the household end-users of these companies, accounting for 95% of the households in the Netherlands.

13.3.2. Measurement error

The questionnaires have built-in formulas that detect anomalies in input. The cells have conditional formatting, providing visual assistance for both the reporting companies and for us processing the data.

13.3.3. Non response error

The level of non-response by data providers is considered to be low. We have no indication that providers would leave out data from end-users in their reporting. Non-response could occur when data seems implausible or when there are problems at the provider that cause a delay in their reporting. This is kept to a minimum.

When a band has low or no response, the price is imputed based on the price development of the nearest left available category.

13.3.3.1. Unit non-response - rate

Unit non-response is on average less than 1 out of 16 providers, representing far less than 5% of the target population. Non-response can vary from suppliers for households and for non-households, and can also be a regional network company.

13.3.3.2. Item non-response - rate

Item non-response cannot be rated. When a data provider leaves a certain band open, it could well be that there are no end-users in that consumption band. End-users are free to switch providers at any time of the year. They can also be assigned to a higher or lower consumption band, based on an updated view on their consumed volumes. So the customer database of data providers is continuously changing.

13.3.4. Processing error

Processing errors are assessed to be kept at a minimum. Most operations are being performed with templates and are automated. There is no quantitative information available to measure processing errors.

13.3.5. Model assumption error

Not applicable.


14. Timeliness and punctuality Top
14.1. Timeliness

Natural gas providers that participate in the national data collection are requested to provide the natural gas price data within 2 months after the reference period. After arrival, the statistical office checks the micro-data for correctness, consistency and completeness and national averages are calculated and reported to Eurostat during the third month after the reference period.

14.1.1. Time lag - first result

The first version of the natural gasprice questionnaire for households for the 1st semester of 2019 was sent 88 days after the reference period.

The first version of the natural gasprice questionnaire for households for the 2nd semester of 2019 was sent 90 days after the reference period.

The first version of the natural gasprice questionnaire for households for the 1st semester of 2020 was sent 92 days after the reference period.

The first version of the natural gasprice questionnaire for households for the 2nd semester of 2020 was sent 85 days after the reference period.

The first version of the natural gasprice questionnaire for households for the 1st semester of 2021 was sent 86 days after the reference period.

The first version of the natural gasprice questionnaire for households for the 2nd semester of 2021 was sent 83 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 1st semester of 2019 was sent 88 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 2nd semester of 2019 was sent 90 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 1st semester of 2020 was sent 92 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 2nd semester of 2020 was sent 85 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 1st semester of 2021 was sent 86 days after the reference period.

The first version of the natural gasprice questionnaire for non-households for the 2nd semester of 2021 was sent 83 days after the reference period.

14.1.2. Time lag - final result

Version 2 of the natural gas price questionnaire for non-households for the 1st semester of 2020 was sent 285 days after the reference period, 193 days after the first version and 193 day(s) after the mandatory deadline.

An error in the processing of level 2 and 3 prices for non-households was found and fixed in this semester.

14.2. Punctuality

The legal deadline for submitting the questionnaires is the third month after the reference period.

100% were delivered on time.

14.2.1. Punctuality - delivery and publication

Not applicable


15. Coherence and comparability Top
15.1. Comparability - geographical

The natural gas suppliers that are participating in the national survey operate at national level. The network companies that provide prices for the network costs are regionally bound and cover up to 95% of the countries’ network connections.

15.1.1. Asymmetry for mirror flow statistics - coefficient

Not applicable.

15.2. Comparability - over time

Due to a revision in methodology, comparability over time may not be assured if comparing price data that had been collected before 2009 with those collected after 2009.

15.2.1. Length of comparable time series

Thirteen years since last break in time series.

15.3. Coherence - cross domain

Not applicable.

15.3.1. Coherence - sub annual and annual statistics

Not applicable

15.3.2. Coherence - National Accounts

Not applicable

15.4. Coherence - internal

Annual prices are coherent with the semestrial prices.


16. Cost and Burden Top

Preparation of micro data at providers level is estimated at half a day for each quarter. So in total, the 16 providers that supply micro data to Eurostat spend about 8 working days to compile and report this data.
At Statistics Netherlands, the burden is about 3 full weeks per quarter. In addition we consider one full week of additional workload per quarter due to improvements in the regular process and two full weeks per year for updating the sample.

When available and suitable, administrative sources are used. This is the case for network prices for households.


17. Data revision Top
17.1. Data revision - policy

There are no planned revisions for this statistic and there is no written policy for it. Unplanned revisions occur when new insights and better data cause time series to be revised. These are to be pre-announced internally and externally.

17.2. Data revision - practice

In 2016 a revision was implemented, resulting in a revised time series from 2009 onwards. new insights in methods for calculation of taxes and network prices have led to higher quality of the output.

17.2.1. Data revision - average size

All prices from 2009 onwards were revised in 2016.

Households gas prices collection: 0

Non-households gas prices collection: 0.01117334


18. Statistical processing Top
18.1. Source data

Natural gas supply price data for household and final non–household consumers are collected from natural gas suppliers. They use their central billing system to provide for this data.

The network costs for natural gas are collected from the network companies. For households this data is retrieved from the network costs via open data that the companies publicize yearly where every household network connection is included. The network companies use their central billing system to provide us with price data for the final non-household consumers.

18.2. Frequency of data collection

Quarterly.

18.3. Data collection

Questionnaires are collected from suppliers and network companies. Open data source from network companies, featuring tariffs per type of connection and consumption volumes per postal code are collected.

The questionnaires are in MS Excel format and can be downloaded on the webpage. There is a hyperlink called [Vragenlijst Eindverbruikersprijzen]. The companies receive a letter with username and password which they can use to upload the filled in questionnaire on this same page.

18.4. Data validation

The data is validated by using the build-in validation tools of the questionnaires that are disseminated as well as several additional checks on data provided to Statistics Netherlands.

The plausibility of the input is measured in the following ways:
•    prices from the correspondents are compared to their Y-1 prices;
•    prices are compared to the prices from other correspondents in the same band;
•    prices from different bands are compared with each other, to see if there is a pattern;
•    average volumes are checked to see if data is placed in the right consumption band;
•    prices for the energy source itself are compared to current prices on the traders’ markets and to the development of relevant producer price indices.

18.5. Data compilation

The weighting is based on the reported consumption volumes.

An imputation method is developed whereby a consumption band with no response can still provide a price. For this, the last known price for the same period of the previous year is updated using the year-to-year trend in prices from the left nearest category.

18.5.1. Imputation - rate

Imputation only occurs when there is no data available in a consumption band.

18.6. Adjustment

Not applicable.

18.6.1. Seasonal adjustment

Seasonable adjustments are not carried out.


19. Comment Top


Related metadata Top


Annexes Top