Measurement Differences


	Basrah Light


	2006


	API

	Total Barrels

	Barrels Loss

	Barrels Loss

	Mean NSV Loss

	Standard Deviation

	Number of Records


	30.20


	252,223,846


	-237,658


	-0.09

%


	-0.11

%


	0.20

	285

%


	2005


	Mean NSV Loss

	Standard Deviation

	Number of Records


	-0.13

	0.21

	228

%

%