Subject: north central oil corp . - 2 / 01 vance , the following deals changed effective 2 / 1 / 01 : deal # meter # trade zone original volume revised volume price 138550 98 - 0071 8 15 , 000 0 100 % ifhsc less $ 0 . 05 597360 98 - 6296 1 0 15 , 000 98 % ifhsc less $ 0 . 05 bob