2006 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
12/29/06	$61.06		14%
12/28/06	$60.54		14%
12/27/06	$60.35		14%
12/26/06	$61.11		14%
12/22/06	$61.92		14%
12/21/06	$61.97		14%
12/20/06	$63.23	2	14%
12/19/06	$63.16	1	14%
12/18/06	$62.22		14%
12/15/06	$63.43	1	14%
12/14/06	$62.52		14%
12/13/06	$61.38		14%
12/12/06	$61.03		14%
12/11/06	$61.23		14%
12/08/06	$62.04		14%
12/07/06	$62.50		14%
12/06/06	$62.20		14%
12/05/06	$62.44		14%
12/04/06	$62.90		14%
12/01/06	$63.44	2	14%
11/30/06	$63.14	1	14%
11/29/06	$62.47		14%
11/28/06	$61.00		14%
11/27/06	$60.33		14%
11/22/06	$58.45		14%
11/21/06	$58.03		14%
11/20/06	$56.46		14%	1
11/17/06	$60.32		14%
11/16/06	$56.27		14%	1
11/15/06	$58.77		14%
11/14/06	$58.29		14%
11/13/06	$58.59		14%
11/10/06	$59.60		14%
11/09/06	$61.17		14%
11/08/06	$59.84		14%
11/07/06	$58.94		14%
11/06/06	$60.03		14%
11/03/06	$59.15		14%
11/02/06	$57.89		14%	1
11/01/06	$58.72		14%
10/31/06	$58.74		14%
10/30/06	$59.37		16%	30
10/27/06	$60.76		16%	29
10/26/06	$60.37		16%	28
10/25/06	$59.11		16%	27
10/24/06	$56.91		16%	26
10/23/06	$57.02		16%	25
10/20/06	$56.83		16%	24
10/19/06	$58.51		16%	23
10/18/06	$57.66		16%	22
10/17/06	$58.94		18%	30
10/16/06	$59.59		18%	29
10/13/06	$58.58		18%	28
10/12/06	$57.87		18%	27
10/11/06	$57.60		18%	26
10/10/06	$58.53		18%	25
10/09/06	$59.97		18%	24
10/06/06	$59.77		18%	23
10/05/06	$60.04		18%	22
10/04/06	$59.42		18%	21
10/03/06	$58.69		18%	20
10/02/06	$61.04		18%	19
09/29/06	$62.92		18%	18
09/28/06	$62.77		18%	17
09/27/06	$62.97		18%	16
09/26/06	$61.02		18%	15
09/25/06	$61.46		18%	14
09/22/06	$60.11		18%	13
09/21/06	$61.05		18%	12
09/20/06	$60.47		18%	11
09/19/06	$61.67		18%	10
09/18/06	$63.81		18%	9
09/15/06	$63.33		18%	8
09/14/06	$63.23		18%	7
09/13/06	$63.98		18%	6
09/12/06	$63.77		18%	5
09/11/06	$65.62		18%	4
09/08/06	$66.26		18%	3
09/07/06	$67.33		18%	2
09/06/06	$67.51		18%	1
09/05/06	$68.61		18%
09/01/06	$69.19		18%
08/31/06	$70.27		18%
08/30/06	$70.04		18%
08/29/06	$69.72		18%
08/28/06	$70.62		18%
08/25/06	$72.51		18%
08/24/06	$72.02		18%
08/23/06	$71.42		18%
08/22/06	$72.64		18%
08/21/06	$72.46		18%
08/18/06	$71.14		18%
08/17/06	$70.07		18%
08/16/06	$71.90		18%
08/15/06	$73.06	19	18%
08/14/06	$73.56	18	18%
08/11/06	$74.35	17	18%
08/10/06	$74.01	16	18%
08/09/06	$76.36	15	18%
08/08/06	$76.32	14	18%
08/07/06	$76.99	13	18%
08/04/06	$74.76	12	18%
08/03/06	$75.47	11	18%
08/02/06	$75.82	10	18%
08/01/06	$74.92	9	18%
07/31/06	$74.41	8	18%
07/28/06	$73.24	7	18%
07/27/06	$74.55	6	18%
07/26/06	$73.95	5	18%
07/25/06	$73.41	4	18%
07/24/06	$74.71	3	18%
07/21/06	$74.43	2	18%
07/20/06	$73.09	1	18%
07/19/06	$72.67		18%
07/18/06	$73.55	12	18%
07/17/06	$75.31	11	18%
07/14/06	$77.03	10	18%
07/13/06	$76.70	9	18%
07/12/06	$74.95	8	18%
07/11/06	$74.16	7	18%
07/10/06	$73.63	6	18%
07/07/06	$74.09	5	18%
07/06/06	$75.14	4	18%
07/05/06	$75.19	3	18%
06/30/06	$73.93	2	18%
06/29/06	$73.52	1	18%
06/28/06	$72.19		18%
06/27/06	$71.92		18%
06/26/06	$71.80		18%
06/23/06	$70.87		18%
06/22/06	$70.49		18%
06/21/06	$70.70		18%
06/20/06	$68.94		18%
06/19/06	$68.98		18%
06/16/06	$69.88		18%
06/15/06	$69.50		18%
06/14/06	$69.14		18%
06/13/06	$68.56		18%
06/12/06	$70.36		18%
06/09/06	$71.63		18%
06/08/06	$70.35		18%
06/07/06	$70.82		18%
06/06/06	$72.50		18%
06/05/06	$72.60		18%
06/02/06	$72.33		18%
06/01/06	$70.34		18%
05/31/06	$71.29		18%
05/30/06	$72.03		18%
05/26/06	$71.37		18%
05/25/06	$71.12		18%
05/24/06	$69.71		18%
05/23/06	$71.51		18%
05/22/06	$69.23	30	16%
05/19/06	$68.54	29	16%
05/18/06	$69.46	28	16%
05/17/06	$68.70	27	16%
05/16/06	$69.52	26	16%
05/15/06	$69.42	25	16%
05/12/06	$72.04	24	16%
05/11/06	$73.33	23	16%
05/10/06	$72.14	22	16%
05/09/06	$70.70	21	16%
05/08/06	$69.78	20	16%
05/05/06	$70.19	19	16%
05/04/06	$69.95	30	14%
05/03/06	$72.29	29	14%
05/02/06	$74.62	28	14%
05/01/06	$73.71	27	14%
04/28/06	$71.89	26	14%
04/27/06	$70.98	25	14%
04/26/06	$71.94	24	14%
04/25/06	$68.38	23	14%
04/24/06	$70.09	22	14%
04/21/06	$73.83	21	14%
04/20/06	$71.96	20	14%
04/19/06	$72.18	19	14%
04/18/06	$71.36	18	14%
04/17/06	$70.41	17	14%
04/13/06	$69.32	16	14%
04/12/06	$68.63	15	14%
04/11/06	$68.99	14	14%
04/10/06	$68.75	13	14%
04/07/06	$67.40	12	14%
04/06/06	$67.95	11	14%
04/05/06	$67.08	10	14%
04/04/06	$66.24	9	14%
04/03/06	$66.75	8	14%
03/31/06	$66.63	7	14%
03/30/06	$67.21	6	14%
03/29/06	$66.46	5	14%
03/28/06	$66.08	4	14%
03/27/06	$64.17	3	14%
03/24/06	$63.96	2	14%
03/23/06	$63.42	1	14%
03/22/06	$60.78		14%
03/21/06	$60.58		14%
03/20/06	$60.43		14%
03/17/06	$62.78		14%
03/16/06	$63.58	1	14%
03/15/06	$62.18		14%
03/14/06	$63.11	1	14%
03/13/06	$61.78		14%
03/10/06	$59.96		14%
03/09/06	$60.48		14%
03/08/06	$60.03		14%
03/07/06	$61.59		14%
03/06/06	$62.41		14%
03/03/06	$63.67	2	14%
03/02/06	$63.37	1	14%
03/01/06	$61.98		14%
02/28/06	$61.42		14%
02/27/06	$61.01		14%
02/24/06	$62.52		14%
02/23/06	$58.33		14%
02/22/06	$58.02		14%
02/21/06	$61.13		14%
02/17/06	$59.88		14%
02/16/06	$58.47		14%
02/15/06	$57.66		14%	1
02/14/06	$59.58		14%
02/13/06	$61.05		14%
02/10/06	$61.85		14%
02/09/06	$62.63		14%
02/08/06	$62.56		14%
02/07/06	$63.10	22	14%
02/06/06	$65.13	21	14%
02/03/06	$65.37	20	14%
02/02/06	$64.69	19	14%
02/01/06	$66.57	18	14%
01/31/06	$67.93	17	14%
01/30/06	$68.36	16	14%
01/27/06	$67.76	15	14%
01/26/06	$66.24	14	14%
01/25/06	$65.36	13	14%
01/24/06	$66.75	12	14%
01/23/06	$67.86	11	14%
01/20/06	$68.36	10	14%
01/19/06	$66.84	9	14%
01/18/06	$65.74	8	14%
01/17/06	$66.32	7	14%
01/13/06	$63.92	6	14%
01/12/06	$63.95	5	14%
01/11/06	$63.95	4	14%
01/10/06	$63.38	3	14%
01/09/06	$63.51	2	14%
01/06/06	$64.21	1	14%
01/05/06	$62.80		14%
01/04/06	$63.43	2	14%
01/03/06	$63.45	1	14%