Statistical processing
Contact info
The division of Short Term Statistics, Department of Business StatisticsHenriette Erichsen
+45 3917 3039
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Data for the statistics on pipelines are collected annually from enterprises with transport activities in pipelines in the Danish exclusive economic zone. Validation if done by checking for significant fluctuation in comparison to previous reported data as well as deviations compared to the production of oil and natural gas.
Source data
Data is reported by the enterprises that owns, controls or operates oil and gas pipelines in Denmark.
Frequency of data collection
Annually
Data collection
Data is collected electronically through the Danish public sector data collection portal, Virk.dk.
Data validation
The data is checked for major fluctuations compared to previous reported data as well as reported production in the oil and gas fields. Also, data is checked for reports of the same gas or oil transport by different companies. This is the case where gas or oil is transported through different parts of the network operated by different companies. In that case the quantity is reported twice. The main effect to the final statistics is elimination of overlapping reports from different enterprises.
Data compilation
Data is collected electronically in aggregated form from data providers. No imputation are done. The raw oil usually contains a small amount of water and oil quantities are corrected to to account for water content in the oil with a fixed factor of 0.97, i.e. assuming a water content of 3 pct.
Adjustment
No correction to the data is made besides what is described in points Data validation and Data Treatment.