Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	55.69	55.73	55.64	55.72	1,527	+0.20(+0.36%)
Apr 28, 2011	55.37	55.54	55.37	55.51	3,102	+0.07(+0.13%)
Apr 27, 2011	55.12	55.44	55.00	55.44	11,656	+0.37(+0.67%)
Apr 26, 2011	54.85	55.17	54.83	55.07	4,750	+0.41(+0.75%)
Apr 25, 2011	54.62	54.66	54.51	54.66	8,285	-0.01(-0.03%)
Apr 21, 2011	54.77	54.77	54.59	54.67	1,471	+0.33(+0.60%)
Apr 20, 2011	54.19	54.35	54.16	54.35	11,780	+0.90(+1.69%)
Apr 19, 2011	53.32	53.44	53.19	53.44	9,212	+0.33(+0.62%)
Apr 18, 2011	52.98	53.12	52.84	53.12	3,074	-0.67(-1.24%)
Apr 15, 2011	53.57	53.78	53.57	53.78	4,106	+0.57(+1.07%)
Apr 14, 2011	53.21	53.21	53.21	53.21	312	-0.29(-0.54%)
Apr 13, 2011	53.62	53.65	53.48	53.50	6,297	+0.18(+0.33%)
Apr 12, 2011	53.41	53.49	53.21	53.33	8,848	-0.47(-0.88%)
Apr 11, 2011	54.06	54.06	53.77	53.80	4,139	-0.12(-0.23%)
Apr 08, 2011	54.25	54.44	53.71	53.92	5,790	-0.01(-0.02%)
Apr 07, 2011	54.14	54.28	53.93	53.93	4,665	-0.14(-0.26%)
Apr 06, 2011	54.35	54.37	54.05	54.07	6,182	-0.12(-0.23%)
Apr 05, 2011	54.08	54.31	54.06	54.20	7,443	+0.08(+0.15%)
Apr 04, 2011	54.16	54.21	53.98	54.12	4,605	+0.05(+0.10%)
Apr 01, 2011	54.22	54.38	54.02	54.06	5,303	+0.05(+0.10%)
Mar 31, 2011	53.98	54.03	53.92	54.01	3,354	+0.06(+0.11%)
Mar 30, 2011	53.87	54.06	53.85	53.95	6,573	+0.36(+0.67%)
Mar 29, 2011	53.12	53.60	53.01	53.59	29,941	+0.21(+0.39%)
Mar 28, 2011	53.49	53.55	53.38	53.38	6,668	-0.02(-0.03%)
Mar 25, 2011	53.42	53.56	53.30	53.40	56,749	+0.09(+0.16%)
Mar 24, 2011	53.20	53.39	52.83	53.31	32,470	+0.66(+1.25%)
Mar 23, 2011	52.39	52.67	52.17	52.65	60,935	+0.11(+0.20%)
Mar 22, 2011	52.62	52.62	52.48	52.55	8,629	-0.07(-0.13%)
Mar 21, 2011	52.69	52.69	52.62	52.62	3,806	+0.83(+1.59%)
Mar 18, 2011	52.25	52.25	51.79	51.79	11,601	+0.11(+0.20%)
Mar 17, 2011	51.81	51.98	51.63	51.69	21,913	+0.59(+1.16%)
Mar 16, 2011	51.72	51.95	50.90	51.09	43,495	-1.16(-2.22%)
Mar 15, 2011	51.97	52.25	51.97	52.25	8,766	-0.42(-0.80%)
Mar 14, 2011	52.78	52.88	52.36	52.67	12,432	-0.30(-0.57%)
Mar 11, 2011	52.60	52.97	52.55	52.97	7,226	+0.24(+0.46%)
Mar 10, 2011	52.98	52.98	52.63	52.73	27,607	-0.80(-1.49%)
Mar 09, 2011	53.56	53.71	53.44	53.53	4,852	-0.21(-0.39%)
Mar 08, 2011	53.29	53.82	53.18	53.74	11,613	+0.44(+0.82%)
Mar 07, 2011	54.23	54.23	53.29	53.30	4,602	-0.30(-0.56%)
Mar 04, 2011	54.13	54.13	53.58	53.60	22,674	-0.52(-0.96%)
Mar 03, 2011	54.14	54.15	54.12	54.12	1,323	+0.94(+1.77%)
Mar 02, 2011	52.98	53.42	52.98	53.18	1,913	+0.04(+0.08%)
Mar 01, 2011	54.13	54.13	53.13	53.13	3,860	-0.74(-1.37%)
Feb 28, 2011	53.98	54.00	53.77	53.87	6,204	+0.14(+0.26%)
Feb 25, 2011	53.49	53.73	53.47	53.73	9,024	+0.61(+1.14%)
Feb 24, 2011	53.09	53.13	52.68	53.13	22,296	+0.10(+0.18%)
Feb 23, 2011	53.45	53.50	52.79	53.03	25,280	-0.43(-0.81%)
Feb 22, 2011	54.13	54.15	53.46	53.46	21,116	-1.01(-1.85%)
Feb 18, 2011	54.63	54.66	54.43	54.47	8,756	-0.10(-0.18%)
Feb 17, 2011	54.32	54.57	54.24	54.57	12,549	+0.11(+0.19%)
Feb 16, 2011	54.34	54.51	54.25	54.46	7,925	+0.36(+0.67%)
Feb 15, 2011	53.99	54.16	53.99	54.10	11,285	-0.17(-0.31%)
Feb 14, 2011	54.25	54.30	54.21	54.27	9,818	+0.18(+0.32%)
Feb 11, 2011	53.82	54.09	53.82	54.09	2,283	+0.32(+0.60%)
Feb 10, 2011	53.59	53.85	53.50	53.77	16,565	+0.03(+0.06%)
Feb 09, 2011	53.85	53.86	53.66	53.74	3,918	-0.10(-0.18%)
Feb 08, 2011	53.63	53.83	53.63	53.83	2,862	+0.29(+0.53%)
Feb 07, 2011	53.58	53.77	53.50	53.55	19,619	+0.26(+0.49%)
Feb 04, 2011	53.13	53.29	52.96	53.29	7,698	+0.20(+0.38%)
Feb 03, 2011	52.85	53.10	52.85	53.09	11,349	+0.15(+0.28%)
Feb 02, 2011	52.91	53.04	52.88	52.94	9,453	-0.09(-0.17%)
Feb 01, 2011	52.63	53.07	52.56	53.03	4,124	+0.85(+1.62%)
Jan 31, 2011	52.06	52.30	51.95	52.19	3,889	+0.31(+0.59%)
Jan 28, 2011	52.94	52.94	51.80	51.88	67,925	-1.01(-1.91%)
Jan 27, 2011	52.81	53.03	52.81	52.89	3,303	-0.05(-0.10%)
Jan 26, 2011	52.84	52.94	52.61	52.94	11,039	+0.45(+0.85%)
Jan 25, 2011	52.43	52.49	52.21	52.49	5,002	-0.06(-0.12%)
Jan 24, 2011	52.11	52.55	52.11	52.55	4,443	+0.42(+0.81%)
Jan 21, 2011	52.61	52.61	52.13	52.13	19,250	-0.07(-0.13%)
Jan 20, 2011	52.34	52.34	51.91	52.20	73,063	-0.22(-0.42%)
Jan 19, 2011	52.85	52.87	52.35	52.42	34,642	-0.45(-0.85%)
Jan 18, 2011	52.67	52.88	52.55	52.87	36,662	+0.26(+0.49%)
Jan 14, 2011	52.32	52.63	52.27	52.61	16,457	+0.22(+0.43%)
Jan 13, 2011	52.55	52.55	52.35	52.39	27,320	-0.06(-0.11%)
Jan 12, 2011	52.44	52.46	52.22	52.45	35,147	+0.44(+0.84%)
Jan 11, 2011	52.19	52.19	51.98	52.01	16,881	+0.08(+0.15%)
Jan 10, 2011	51.83	51.93	51.63	51.93	5,084	-0.02(-0.03%)
Jan 07, 2011	52.15	52.15	51.68	51.95	26,502	-0.06(-0.11%)
Jan 06, 2011	52.26	52.26	51.90	52.01	13,558	-0.01(-0.03%)
Jan 05, 2011	51.79	52.08	51.64	52.02	33,989	+0.22(+0.43%)
Jan 04, 2011	52.26	52.26	51.64	51.80	13,915	-0.22(-0.42%)
Jan 03, 2011	51.99	52.23	51.91	52.02	11,153	+0.52(+1.02%)
Dec 31, 2010	51.52	51.54	51.39	51.49	3,428	-0.09(-0.18%)
Dec 30, 2010	51.76	51.76	51.52	51.59	20,334	-0.04(-0.09%)
Dec 29, 2010	51.63	51.75	51.62	51.63	11,286	+0.11(+0.22%)
Dec 28, 2010	51.49	51.52	51.47	51.52	2,199	-0.06(-0.12%)
Dec 27, 2010	51.57	51.58	51.31	51.58	5,292	-0.17(-0.33%)
Dec 23, 2010	51.79	51.81	51.73	51.75	3,541	-0.06(-0.11%)
Dec 22, 2010	51.80	51.85	51.75	51.81	12,922	-0.04(-0.07%)
Dec 21, 2010	51.79	51.84	51.69	51.84	29,482	+0.29(+0.56%)
Dec 20, 2010	51.72	51.72	51.31	51.55	12,784	+0.06(+0.12%)
Dec 17, 2010	51.37	51.49	51.37	51.49	4,521	+0.17(+0.32%)
Dec 16, 2010	50.92	51.36	50.92	51.33	13,498	+0.19(+0.38%)
Dec 15, 2010	51.34	51.42	51.03	51.13	13,787	-0.12(-0.24%)
Dec 14, 2010	51.41	51.43	51.26	51.26	3,422	-0.18(-0.36%)
Dec 13, 2010	51.52	51.52	51.38	51.44	2,135	+0.25(+0.50%)
Dec 10, 2010	51.20	51.20	51.04	51.19	5,095	+0.27(+0.53%)
Dec 09, 2010	50.79	50.92	50.79	50.91	3,872	+0.05(+0.10%)
Dec 08, 2010	50.89	50.89	50.62	50.86	15,374	+0.07(+0.14%)
Dec 07, 2010	51.49	51.49	50.79	50.79	12,952	-0.11(-0.21%)
Dec 06, 2010	50.88	50.90	50.69	50.90	55,515	-0.01(-0.02%)
Dec 03, 2010	50.56	50.91	50.56	50.91	10,507	+0.19(+0.37%)
Dec 02, 2010	50.55	50.72	50.51	50.72	7,418	+0.50(+1.00%)
Dec 01, 2010	49.97	50.25	49.94	50.22	32,912	+1.07(+2.17%)
Nov 30, 2010	48.91	49.41	48.83	49.15	58,581	-0.28(-0.56%)
Nov 29, 2010	49.29	49.43	48.90	49.43	53,724	-0.12(-0.25%)
Nov 26, 2010	49.64	49.64	49.55	49.55	4,556	-0.21(-0.43%)
Nov 24, 2010	49.50	49.76	49.76	49.76	4,828	+0.69(+1.40%)
Nov 23, 2010	49.04	49.14	48.85	49.08	37,035	-0.54(-1.08%)
Nov 22, 2010	49.46	49.75	49.17	49.61	20,037	-0.07(-0.14%)
Nov 19, 2010	49.40	49.68	49.36	49.68	8,854	+0.04(+0.07%)
Nov 18, 2010	49.59	49.65	48.85	49.65	2,610	+0.80(+1.64%)
Nov 17, 2010	48.57	48.86	48.57	48.85	21,622	+0.23(+0.47%)
Nov 16, 2010	49.20	49.20	48.39	48.62	26,608	-0.98(-1.97%)
Nov 15, 2010	49.80	49.80	49.59	49.60	3,191	+0.01(+0.02%)
Nov 12, 2010	50.06	50.06	49.39	49.59	5,029	-0.56(-1.12%)
Nov 11, 2010	50.00	50.23	49.83	50.15	4,836	-0.29(-0.57%)
Nov 10, 2010	50.04	50.44	50.00	50.44	5,265	+0.32(+0.63%)
Nov 09, 2010	50.83	50.83	50.12	50.12	15,179	-0.41(-0.80%)
Nov 08, 2010	50.47	50.58	50.36	50.53	7,478	-0.06(-0.12%)
Nov 05, 2010	50.59	50.59	50.39	50.59	26,324	+0.11(+0.21%)
Nov 04, 2010	50.23	50.48	50.18	50.48	20,276	+0.87(+1.75%)
Nov 03, 2010	49.57	49.61	49.20	49.61	33,350	+0.05(+0.11%)
Nov 02, 2010	49.31	49.56	49.31	49.56	8,106	+0.68(+1.38%)
Nov 01, 2010	49.27	49.31	48.79	48.88	12,652	-0.11(-0.22%)
Oct 29, 2010	48.92	49.00	48.84	48.99	9,364	+0.11(+0.22%)
Oct 28, 2010	48.58	48.88	48.58	48.88	11,529	+0.47(+0.98%)
Oct 27, 2010	48.52	48.61	48.40	48.41	14,521	-0.45(-0.92%)
Oct 25, 2010	49.09	49.20	48.86	48.86	52,732	+0.20(+0.42%)
Oct 22, 2010	48.63	48.69	48.60	48.66	13,809	+0.33(+0.69%)
Oct 21, 2010	48.66	48.83	48.19	48.32	24,723	-0.18(-0.38%)
Oct 20, 2010	48.18	48.64	48.15	48.51	48,242	+0.67(+1.39%)
Oct 19, 2010	47.94	48.25	47.82	47.84	10,692	-0.96(-1.96%)
Oct 18, 2010	48.45	48.80	48.45	48.80	11,096	+0.39(+0.80%)
Oct 15, 2010	48.31	48.41	48.24	48.41	9,567	+0.42(+0.88%)
Oct 14, 2010	48.09	48.18	47.98	47.99	20,729	-0.23(-0.47%)
Oct 13, 2010	47.97	48.23	47.97	48.22	11,189	+0.52(+1.09%)
Oct 12, 2010	47.09	47.77	47.09	47.70	32,461	+0.14(+0.30%)
Oct 11, 2010	47.49	47.62	47.46	47.56	6,378	+0.12(+0.26%)
Oct 08, 2010	47.44	47.51	47.05	47.44	14,104	+0.53(+1.12%)
Oct 07, 2010	46.95	47.04	46.91	46.91	3,082	-0.18(-0.37%)
Oct 06, 2010	47.23	47.23	46.96	47.08	66,686	-0.11(-0.24%)
Oct 05, 2010	46.74	47.21	46.74	47.20	16,743	+1.12(+2.44%)
Oct 04, 2010	46.62	46.63	46.08	46.08	16,170	-0.61(-1.32%)
Oct 01, 2010	46.69	46.91	46.52	46.69	232,855	+0.11(+0.23%)
Sep 30, 2010	47.01	47.06	46.43	46.58	23,121	-0.08(-0.17%)
Sep 29, 2010	46.64	46.80	46.64	46.66	17,199	-0.20(-0.43%)
Sep 28, 2010	46.42	46.87	46.35	46.87	13,612	+0.17(+0.36%)
Sep 27, 2010	46.75	46.75	46.70	46.70	4,100	-0.13(-0.28%)
Sep 24, 2010	46.46	46.84	46.46	46.83	4,102	+0.87(+1.89%)
Sep 23, 2010	45.95	46.26	45.95	45.96	7,818	-0.11(-0.23%)
Sep 22, 2010	46.15	46.15	46.07	46.07	341	-0.14(-0.30%)
Sep 21, 2010	46.57	46.57	46.21	46.21	7,403	+0.32(+0.71%)
Sep 20, 2010	45.88	45.88	45.88	45.88	569	+0.18(+0.38%)
Sep 17, 2010	45.71	45.81	45.59	45.71	13,411	+0.25(+0.56%)
Sep 15, 2010	45.34	45.46	45.34	45.45	2,397	+0.07(+0.16%)
Sep 14, 2010	45.23	45.57	45.10	45.38	42,257	+0.07(+0.15%)
Sep 13, 2010	45.14	45.31	45.12	45.31	16,401	+0.61(+1.36%)
Sep 10, 2010	44.57	44.73	44.57	44.71	29,158	+0.08(+0.18%)

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