Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2008	51.12	51.12	49.56	49.61	87,065	-1.56(-3.04%)
Feb 28, 2008	51.34	51.65	51.06	51.17	67,505	-0.77(-1.48%)
Feb 27, 2008	51.95	52.50	51.76	51.94	34,591	-0.06(-0.12%)
Feb 26, 2008	51.90	52.20	51.68	52.00	17,903	+0.03(+0.05%)
Feb 25, 2008	51.56	52.09	51.22	51.98	262,114	+0.33(+0.63%)
Feb 22, 2008	52.05	52.09	51.02	51.65	276,286	-0.15(-0.30%)
Feb 21, 2008	52.48	52.57	51.78	51.80	221,692	-0.66(-1.26%)
Feb 20, 2008	50.76	52.50	50.76	52.46	31,828	+0.12(+0.22%)
Feb 19, 2008	53.10	53.10	52.26	52.35	131,622	+0.45(+0.87%)
Feb 18, 2008	49.77	51.96	49.77	51.89	0	+0.00(+0.00%)
Feb 15, 2008	49.77	51.96	49.77	51.89	90,337	+0.71(+1.38%)
Feb 14, 2008	51.26	51.60	51.02	51.19	247,712	-0.57(-1.10%)
Feb 13, 2008	51.17	51.84	50.93	51.76	642,299	-0.31(-0.59%)
Feb 12, 2008	50.67	52.28	50.67	52.07	235,421	+0.33(+0.65%)
Feb 11, 2008	51.35	52.05	50.99	51.73	864,389	-0.46(-0.88%)
Feb 08, 2008	52.42	52.42	51.95	52.19	373,348	-0.52(-1.00%)
Feb 07, 2008	52.67	53.04	52.26	52.72	75,042	-0.18(-0.34%)
Feb 06, 2008	53.08	53.39	52.84	52.90	17,792	-0.03(-0.05%)
Feb 05, 2008	52.93	53.48	52.73	52.93	118,803	-0.51(-0.95%)
Feb 04, 2008	53.84	53.87	53.34	53.43	138,916	-0.43(-0.81%)
Feb 01, 2008	53.67	54.13	53.27	53.87	70,618	+0.25(+0.47%)
Jan 31, 2008	52.82	53.88	52.66	53.61	120,140	+0.22(+0.41%)
Jan 30, 2008	53.77	54.86	53.22	53.40	154,941	-0.34(-0.64%)
Jan 29, 2008	53.49	53.85	53.42	53.74	129,608	+0.40(+0.74%)
Jan 28, 2008	52.62	53.34	52.14	53.34	77,433	+1.00(+1.91%)
Jan 25, 2008	53.24	53.32	52.34	52.34	140,651	-0.60(-1.13%)
Jan 24, 2008	53.40	53.40	52.69	52.94	262,676	-0.40(-0.75%)
Jan 23, 2008	52.10	53.34	52.05	53.34	250,279	-0.82(-1.52%)
Jan 22, 2008	52.43	54.91	48.56	54.16	547,146	-2.12(-3.76%)
Jan 21, 2008	56.84	57.11	55.79	56.28	0	+0.00(+0.00%)
Jan 18, 2008	56.84	57.11	55.79	56.28	226,202	-0.53(-0.94%)
Jan 17, 2008	57.91	57.91	56.72	56.82	163,310	-1.06(-1.83%)
Jan 16, 2008	56.88	58.29	56.84	57.87	282,942	+0.82(+1.44%)
Jan 15, 2008	57.41	57.44	56.93	57.05	48,073	-0.62(-1.07%)
Jan 14, 2008	57.87	57.92	57.41	57.67	98,867	-0.06(-0.11%)
Jan 11, 2008	57.85	58.13	57.68	57.73	39,503	-0.53(-0.92%)
Jan 10, 2008	58.14	58.44	57.68	58.26	217,603	+0.03(+0.05%)
Jan 09, 2008	57.48	58.37	57.46	58.24	165,882	+0.53(+0.93%)
Jan 08, 2008	58.04	58.56	57.61	57.70	361,250	-0.26(-0.45%)
Jan 07, 2008	56.95	58.04	56.92	57.97	154,499	+1.28(+2.27%)
Jan 04, 2008	56.84	57.26	56.63	56.68	105,320	-0.52(-0.90%)
Jan 03, 2008	57.04	57.45	56.96	57.20	40,337	+0.33(+0.57%)
Jan 02, 2008	57.14	57.39	56.67	56.87	328,428	-0.34(-0.60%)
Jan 01, 2008	57.31	57.45	57.11	57.21	22,323	+0.00(+0.00%)
Dec 31, 2007	57.31	57.45	57.11	57.21	22,323	-0.20(-0.35%)
Dec 28, 2007	57.80	57.80	57.34	57.41	19,419	-0.14(-0.25%)
Dec 27, 2007	58.03	58.25	57.54	57.56	28,070	-0.79(-1.35%)
Dec 26, 2007	58.07	58.43	58.00	58.35	91,837	+0.11(+0.19%)
Dec 24, 2007	58.10	58.29	58.05	58.24	166,987	+0.49(+0.85%)
Dec 21, 2007	57.87	58.03	57.59	57.75	149,084	+0.33(+0.57%)
Dec 20, 2007	56.54	57.42	56.54	57.42	76,034	+1.08(+1.91%)
Dec 19, 2007	56.58	56.70	56.14	56.35	44,868	-0.17(-0.30%)
Dec 18, 2007	56.22	56.59	56.06	56.52	63,877	+0.68(+1.21%)
Dec 17, 2007	56.35	56.65	55.84	55.84	37,132	-0.87(-1.53%)
Dec 14, 2007	56.89	57.20	56.60	56.71	23,208	-0.38(-0.67%)
Dec 13, 2007	56.81	57.09	56.55	57.09	78,907	+0.30(+0.53%)
Dec 12, 2007	57.70	57.73	56.52	56.79	83,880	+0.21(+0.37%)
Dec 11, 2007	57.82	57.82	56.56	56.58	159,804	-0.99(-1.72%)
Dec 10, 2007	57.24	57.57	57.13	57.57	35,033	+0.33(+0.58%)
Dec 07, 2007	57.30	57.60	57.11	57.23	55,036	+0.14(+0.25%)
Dec 06, 2007	56.37	57.09	56.26	57.09	131,954	+0.81(+1.45%)
Dec 05, 2007	56.12	56.27	55.91	56.27	90,732	+0.56(+1.01%)
Dec 04, 2007	55.76	56.06	55.51	55.71	295,405	-0.17(-0.31%)

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