Annual Oil and Gas Extraction Survey (OGEX)

Summary of changes

Activity on this program started: 1965

Reference period of change - 2018

Target population - As of the 2018 reference year, companies are classified according NAICS 2017

Reference period of change - 2014

Instrument design - Survey program integrated into IBSP framework.

Reference period of change - 2011

Target population - As of the 2011 reference year, companies are classified according to NAICS 2012.

Reference period of change - 2008

Collection instrument - The questionnaire short form was used for the 2008 reference period only.

Reference period of change - 2006

Target population - As of the 2006 reference year, companies are classified according to NAICS 2007.