Measurement Differences


	Amenam Blend


	2006


	API

	Total Barrels

	Barrels Loss

	Barrels Loss

	Mean NSV Loss

	Standard Deviation

	Number of Records


	39.79


	42,317,459


	-44,301


	-0.10

%


	-0.11

%


	0.26

	45

%


	2005


	Mean NSV Loss

	Standard Deviation

	Number of Records


	-0.15

	0.17

	52

%

%