Road freight transport measurement (road_go)

National Reference Metadata in Euro SDMX Metadata Structure (ESMS)

Compiling agency: National Statistical Institute (STATEC)


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

National Statistical Institute (STATEC)

1.2. Contact organisation unit

Short-term Statistics, Transport and Tourism Unit 

1.5. Contact mail address

13 Rue Erasme

1468 Luxembourg


2. Metadata update Top
2.1. Metadata last certified 06/07/2023
2.2. Metadata last posted 06/07/2023
2.3. Metadata last update 06/07/2023


3. Statistical presentation Top
3.1. Data description

Road freight data transmission consists of three datasets with quarterly periodicity:
1. Vehicle related variables dataset for a sample of road good motor vehicles contain, among others, indication about the type and age of the vehicle, the economic activity of the owner of the vehicle, the total kilometres loaded or empty.
2. Journey related variables dataset which contain, among other indications about weight of goods, regions of loading and unloading, distance driven, and tonne-kilometres performed during a journey
3. Goods related variables dataset which contain among others the type of goods transported and their weight, the distance travelled as well as the regions of loading and unloading.

3.2. Classification system

Statistics on carriage of goods by road apply the following statistical classifications:

The optional variable type of cargo follows the Classification of Cargo Types of UNECE (United Nations, Economic Commission for Europe - codes for types of cargo, packages and packaging materials, Recommendation 21 adopted by the Working Party on Facilitation of International Trade Procedures, Geneva, March 1986).

3.3. Coverage - sector

Road Freight Transport vehicles registrered in the reporting member state.

3.4. Statistical concepts and definitions

The main concepts used in Road freight statistics are the following, more details can be found in the Road freight transport methodology manual

A goods road motor vehicle is any single road transport vehicle (lorry), or combination of road vehicles, namely road train (lorry with trailer) or articulated vehicle (road tractor with semi-trailer), designed to carry goods on a road.
Cross-trade is international road transport between two different countries performed by a road motor vehicle registered in a third country.
National transport is Road transport between two places (a place of loading and a place of unloading) located in the same country by a vehicle registered in that country. 
International transport is Road transport between two places (a place of loading and a place of unloading) in two different countries (one is the reporting country) and cabotage by road. It may involve transit through one or more additional country or countries.
Transit is any loaded or empty road motor vehicle, which enters and leaves a country at different points by whatever means of transport, provided the total journey within the country is by road and that there is no loading or unloading in the country.
Goods carried by road are any goods moved by goods vehicle
Place of loading/unloading of a goods road vehicle on another mode of transport

  • Place of loading (of the goods road transport vehicle on another mode of transport): The place of loading is the first place where the goods road motor vehicle was loaded on to another mode of transport (usually a ship or a rail wagon).
  • Place of unloading (of the goods road transport vehicle from another mode of transport): The place of unloading is the last place where the goods road motor vehicle was unloaded from another mode of transport (usually a ship or a rail wagon).
3.5. Statistical unit

The reporting unit for road freight transport statistics is the goods road transport vehicle or the local unit (a site of a company, as identified in the national business register).

 

3.6. Statistical population

As the total number of statistical units (most commonly vehicles) is very large, sample surveys are carried out to collect information.  

For the time being, this is a census of the vehicles but surveyed only for one reference week. Every quarter 7 weeks are selected.

Every week of reference 1/28th of the registered vehicles are surveyed. 

 

 
3.7. Reference area

The data provided are goods vehicles registered in the declaring country uniquely.

3.8. Coverage - Time

Data are available since 1999 on the EUROSTAT website.

3.9. Base period

Not applicable.


4. Unit of measure Top

Data are collected in tonnes, tonne-kilometres, vehicle-kilometres and in number of journeys (journey data) or in number of basic transport operations (BTO (goods related data)).


5. Reference Period Top

The road data are collected on a quarterly basis and are reported to Eurostat five months after the end of the reference period.


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

European level: 

6.2. Institutional Mandate - data sharing

National level :

STATEC does not share Road freight data.

 

From Eurostat :

Eurostat submits annually semi-aggregated data (data exchange tables, see Commission Regulation (EU) No 202/2010amending the Commission Regulation (EC) 6/2003) back to the reporting countries so that they can compile the total road freight transport on their national territories, including the operations by national hauliers and also those of all other reporting countries.

These data exchange tables include more detailed breakdowns than the publicly available tables. They also include, for each value, the information on the number of observations that the estimates are based on. In this way, the reporting countries can estimate the reliability of results that they aggregate from the data exchange tables.


7. Confidentiality Top
7.1. Confidentiality - policy

National level:

  •  Results are only published as agregated data. Micro data are not identifiable, observations are not published.

European level:

  • Regulation (EC) No 223/2009 on European statistics (recital 24 and Article 20(4)) of 11 March 2009 (OJ L 87, p. 164), stipulates the need to establish common principles and guidelines ensuring the confidentiality of data used for the production of European statistics and the access to those confidential data with due account for technical developments and the requirements of users in a democratic society.
7.2. Confidentiality - data treatment

There is no special treatment. Microdata are already anonymized.


8. Release policy Top
8.1. Release calendar
The transmission of the data shall take place within 5 months of the end of each quarterly period of observation.
8.2. Release calendar access

There is no official national release calendar.

8.3. Release policy - user access

As soon as the data for the 4 quarters of a year are validated, the annual statistics are published on our web portal.

It is planned to publish the quarterly results in a near future.


9. Frequency of dissemination Top

Annual dissemination


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

Currently there are only regular annual releases of tables on our web portal about road freight transport statistics.

10.2. Dissemination format - Publications

There is no other publication other than tables on our website. (see 10.3)

10.3. Dissemination format - online database

Statistics about Road Freight Transports can be found: 


https://statistiques.public.lu/dam-assets/fr/donnees-autres-formats/indicateurs-court-terme/entreprises/d6011.xlsx

10.4. Dissemination format - microdata access

Not applicable

10.5. Dissemination format - other

Not applicable

10.6. Documentation on methodology

National characteristics of surveys, conducted in the reporting countries in 2017, were published in Methodologies used in surveys of road freight transport in Member States, EFTA and Candidate Countries. This latter publication also contains data on response rates, vehicle registers' quality, sampling rates and statistical errors in surveys carried out in 2016.

10.7. Quality management - documentation

There is an internal document about the methodology on road freight transport statistics methodology.

 


11. Quality management Top
11.1. Quality assurance

The quality assurance of the road freight transport statistics data is based on the following principles:

- Luxembourg uses similar methods and definitions in order to produce quality data. The response rate is 89% in 2016. 

- The statistical error of the micro-data transmitted to Eurostat is smaller than 5% 

 

11.2. Quality management - assessment

Precision calculations following Commission Regulation (EC) 642/2004

 

 

standard error (%)

Year

Tonnes

KM

TKM

2015

1.52%

3.77%

4.48%

2016

1.45%

3.83%

4.47%

2017

1.55%

3.91%

4.60%

2018

1.52%

3.68%

4.39%

2019

1.51%

3.69%

4.40%

2020

1.65%

3.83%

4.53%

2021

1.70%

3.77%

4.58%

2022

1.65%

3.73%

4.50%


12. Relevance Top
12.1. Relevance - User Needs

Results are needed by Eurostat according to the European Regulation. There is no further information available of the relevance of this indicator for users, nevertheless, the results are regularly published and commented by media and professional stakeholders.

12.2. Relevance - User Satisfaction

Not available for this specific indicator, but the user satisfaction for Statec's products is very high according to a user's survey.

 

12.3. Completeness

Eurostat's requirements in terms of time series are fulfilled.

Small goods vehicles (with loading capacity below 3.5 tonnes) are not covered.


13. Accuracy Top
13.1. Accuracy - overall

Road freight data come from sample surveys. The overall sampling error of the estimates is less than 5% standard percentage error.

13.2. Sampling error

not available.

13.3. Non-sampling error

not available


14. Timeliness and punctuality Top
14.1. Timeliness

Data are normally updated once per quarter.

If new annual data (all four quarters of a calendar year) have become available, the annual datasets are also updated together with the quarterly datasets.

14.2. Punctuality

Road freight data are transmitted to Eurostat within 5 months after the end of the reference period, as specified in the Regulation (EU) 70//2012.


15. Coherence and comparability Top
15.1. Comparability - geographical

The definitions applied are the same as fixed in Regulation (EU) No 70/2012,

 

15.2. Comparability - over time

The definitions applied are the same as fixed in Regulation (EU) No 70/2012,

15.3. Coherence - cross domain

No comparison are performed since the nature of the road freight market differs considerable from that of other transport modes.

15.4. Coherence - internal

not applicable


16. Cost and Burden Top

It represents for NSI +-  4 000 hours /year.

The burden for the enterprises is estimated to +- 4 000 hours /year


17. Data revision Top
17.1. Data revision - policy

There is no official national revision policy. But Statec takes into account late data arrivals and data corrections.

 

17.2. Data revision - practice

not applicable


18. Statistical processing Top
18.1. Source data

Sampling register used for the survey

Name of register:

Parc des véhicules automoteurs

Name of organisation who maintains the register:

Centre des technologies de l’information de l’Etat (CTIE)

Frequency of update:

Daily update, but monthly transmission of an extract to STATEC.

Frequency of access to draw the samples:

At present, the samples are drawn at the beginning of the year, with two supplementary samples drawn in July and November.

Arrangements for accessing the register:

The first days of each month, the CTIE is transmitting an extract of the register to STATEC.

Information obtained from the register:

In the data files transmitted by the CTIE, there are technical specifications for all kind of automotive vehicles. At present, the CTIE is drawing the samples without any stratification. In 2022, STATEC plans to use stratified samples. The criteria for stratification are not yet fixed.

Procedure for reminders:

In general, the questionnaires have to be returned to STATEC within 5 days after the end of the reference week. At present, the enterprises receive, if necessary, 1-3 reminders per questionnaire. A scheduled system, sending out automatically reminders according to intervals to be fixed by STATEC is implemented. In general, the response rate is good.

18.2. Frequency of data collection

The survey is carried out throughout the entire year.

18.3. Data collection

Sampling methodology

Statistical unit:

Tractive vehicle

Types of units excluded:

According to the EU road freight transport statistics regulation, STATEC excludes:

  • Lorries < 3.5 tonnes load capacity
  • goods road transport vehicles whose authorised weight or dimensions exceed the limits normally permitted in the Member States concerned;
  • agricultural vehicles, military vehicles and vehicles belonging to central or local public administrations, vehicles not destined to the transport of goods, with the exception of goods road transport vehicles belonging to public undertakings, and in particular railway undertakings. In addition, several types of vehicles are also excluded, such as those used for breakdown services.

Time unit: 1 week

Time unit of quarter 1 of 2022 included in the survey: 7 weeks

Stratification: There is no stratification. The same weighting factor is used for all vehicles for the whole quarter.

Recording of weight of goods: Enterprises should indicate the weight of transported goods without packaging.

Recording of journey data sent to Eurostat: Single stop, multi stop and collection /delivery: It is only allowed to indicate the carriage of one commodity per journey. If there are two or more commodities transported, the most important in terms of weight must be indicated.

Estimation of maximum permissible laden weight: In the data files on the automotive vehicles, the maximum permissible laden weight on the different axes is indicated. The enterprises have to indicate the number of axle of the vehicle, the trailer or the semi-trailer. These indications allow calculating the total maximum permissible laden weight.

Calculation of weighting factors:

weighting factor = (w*v)/(r+e)

w = number of calendar weeks in a quarter

v = quarterly average number of tractive vehicles in the register used for goods carriage

r = quarterly recorded questionnaires

e = quarterly unused questionnaires (no activity or unusable indications)

 

Additional (optional) variables collected compared to the legal requirements:

Environmental impact-related variables:

Statec does not collect any information on the type of fuel used or the fuel consumption. Nevertheless, in the vehicle register there is a variable on the type of fuel used: in 2014, more than 98 % of the transport vehicles use diesel.

A1. Vehicle-related variables:

  • possibility of using vehicles for combined transport (NO)
  • vehicle operator’s NACE Rev. 2 at class level (four-digit level) (YES)
  • vehicle empty kilometres (YES)

A2. Journey-related variables:

  • axle configuration according to the nomenclature defined in the Regulation on road transport statistics (YES)
  • place of loading, if any, of the road transport vehicle on another means of transport (NO)
  • place of unloading, if any, of the road transport vehicle from another means of transport (NO)
  • degree of loading: situation ‘fully loaded’ (procedure 2) or ‘not fully loaded’ (procedure 1) of the goods road transport vehicle during the journey in question, in terms of maximum volume of space used during the journey (procedure 0 = by convention for unladen journeys) (NO)

A3. Goods-related variables:

  • type of freight (Cargo types) as defined in the Regulation (YES)

 

18.4. Data validation

From Eurostat :

Since 1999, micro-data from the reporting countries have to be submitted according to Commission Regulation 2163/2001. The data are then checked and validated by EUROSTAT (verification of many different codes used (NUTS 3, numeric or alphabetic variables) correctness of linked questionnaires in the different dataset, etc…). Detected errors are then reported back to the data sender with the request for correction, this is an iterative process until at least 99.5% of all data records are validated and loaded in the database.

18.5. Data compilation

Data compilation is automatized internally.

18.6. Adjustment

Road freight data are not seasonally adjusted.


19. Comment Top

None


Related metadata Top


Annexes Top