2002 West Texas Intermediate Crude Oil (WTI) Prices

Close Date	Price per 42-gallon Barrel	Published Consecutive Days Toward Higher Threshold	Within Threshold Percent Applied	Published Consecutive Days Toward Lower Threshold
12/31/02	$  31.23	13	0%
12/30/02	$  31.35	12	0%
12/27/02	$  32.73	11	0%
12/26/02	$  32.48	10	0%
12/24/02	$  32.18	9	0%
12/23/02	$  31.98	8	0%
12/20/02	$  30.43	7	0%
12/19/02	$  30.53	6	0%
12/18/02	$  30.43	5	0%
12/17/02	$  30.08	4	0%
12/16/02	$  30.13	3	0%
12/13/02	$  28.50	2	0%
12/12/02	$  28.03	1	0%
12/11/02	$  27.43		0%
12/10/02	$  27.73		0%
12/09/02	$  27.20		0%
12/06/02	$  26.93		0%
12/05/02	$  27.28		0%
12/04/02	$  26.73		0%
12/03/02	$  27.28		0%
12/02/02	$  27.23		0%
11/27/02	$  26.68		0%
11/26/02	$  26.40		0%
11/25/02	$  27.08		0%
11/22/02	$  26.68		0%
11/21/02	$  26.93		0%
11/20/02	$  26.98		0%
11/19/02	$  26.43		0%
11/18/02	$  26.73		0%
11/15/02	$  25.53		0%
11/14/02	$  25.28		0%
11/13/02	$  25.15		0%
11/12/02	$  25.88		0%
11/11/02	$  25.93		0%
11/08/02	$  25.78		0%
11/07/02	$  25.38		0%
11/06/02	$  25.78		0%
11/05/02	$  26.13		0%
11/04/02	$  26.98		0%
11/01/02	$  27.13	UP Fuel Surcharge program implemented.
10/31/02	$  27.23
10/30/02	$  26.83
10/29/02	$  26.88
10/28/02	$  27.28
10/25/02	$  26.98
10/24/02	$  28.03
10/23/02	$  28.08
10/22/02	$  27.93
10/21/02	$  28.38
10/18/02	$  29.63
10/17/02	$  29.63
10/16/02	$  29.48
10/15/02	$  29.73
10/14/02	$  30.03
10/11/02	$  29.38
10/10/02	$  28.98
10/09/02	$  29.33
10/08/02	$  29.48
10/07/02	$  29.63
10/04/02	$  29.63
10/03/02	$  29.78
10/02/02	$  30.48
10/01/02	$  30.83
09/30/02	$  30.45
09/27/02	$  30.53
09/26/02	$  30.43
09/25/02	$  30.43
09/24/02	$  30.83
09/23/02	$  30.68
09/20/02	$  29.63
09/19/02	$  29.50
09/18/02	$  29.48
09/17/02	$  29.08
09/16/02	$  29.68
09/13/02	$  29.83
09/12/02	$  28.85
09/11/02	$  29.78
09/10/02	$  29.73
09/09/02	$  29.73
09/06/02	$  29.63
09/05/02	$  28.98
09/04/02	$  28.28