Measurement Differences


	Ekofisk


	2006


	API

	Total Barrels

	Barrels Loss

	Barrels Loss

	Mean NSV Loss

	Standard Deviation

	Number of Records


	37.70


	123,135,178


	-72,459


	-0.06

%


	-0.06

%


	0.13

	189

%


	2005


	Mean NSV Loss

	Standard Deviation

	Number of Records


	-0.04

	0.14

	186

%

%