Investment and maintenance in oil pipeline infrastructure
methods, notes and classification
DATA_DESCR The Questionnaire contains aggregated annual data on Rail, Road, Inland Waterways and Oil Pipelines transport for the following: I. Infrastructure II. Transport equipment III. Enterprises, economic performance and employment IV. Traffic V. Transport measurement (for IV and V there is a certain overlap with legal acts) Note that, for Oil Pipelines, the only source is the Common Questionnaire. Information concerning the other transport modes can be found in the documentation provided for each relevant domain. The questionnaire is sent to the competent national authorities that are responsible for the completion. The questionnaire is not supported by any legal acts but is based on a gentlemen's agreement with the Member States and the completeness varies from country to country. The Data for the non EU Member States of the ITF and UNECE are to be found at these organisations.
CLASS_SYSTEM Not available
STAT_CONC_DEF See Transport Glossary Fourth Edition - 2009.
STAT_UNIT Not available
STAT_POP Not available
REF_AREA European Union and EFTA
BASE_PER Not available
UNIT_MEASURE Not available
Methods 
Explanatory Notes 
Variables