Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	53.87	54.56	53.87	54.45	6,831,749	+0.14(+0.26%)
Apr 27, 2012	54.75	54.89	53.98	54.31	8,824,678	-0.22(-0.40%)
Apr 26, 2012	54.25	54.88	53.81	54.53	9,612,215	-0.15(-0.28%)
Apr 25, 2012	54.09	55.03	53.73	54.69	14,715,804	+1.29(+2.41%)
Apr 24, 2012	52.51	53.98	52.29	53.40	12,274,132	+1.12(+2.14%)
Apr 23, 2012	51.98	53.06	51.33	52.29	13,690,950	-0.37(-0.71%)
Apr 20, 2012	53.42	54.73	52.59	52.66	26,531,392	+1.40(+2.72%)
Apr 19, 2012	51.50	52.33	50.95	51.27	12,344,187	-0.10(-0.19%)
Apr 18, 2012	50.95	52.01	50.88	51.36	10,416,470	+0.43(+0.84%)
Apr 17, 2012	50.41	51.16	50.31	50.94	11,227,484	+1.40(+2.83%)
Apr 16, 2012	50.49	50.74	49.47	49.53	9,328,132	-0.69(-1.37%)
Apr 13, 2012	51.35	51.56	50.18	50.22	10,295,663	-1.44(-2.79%)
Apr 12, 2012	50.28	51.72	50.07	51.66	12,395,696	+1.63(+3.26%)
Apr 11, 2012	50.49	50.60	49.94	50.03	12,138,468	+0.63(+1.28%)
Apr 10, 2012	49.47	49.99	48.81	49.40	14,995,556	-0.24(-0.49%)
Apr 09, 2012	49.57	50.42	49.39	49.64	8,783,222	-0.61(-1.21%)
Apr 05, 2012	50.34	50.97	50.15	50.25	10,847,916	-0.20(-0.39%)
Apr 04, 2012	50.54	51.11	50.12	50.45	9,193,039	-0.76(-1.49%)
Apr 03, 2012	51.78	51.89	50.67	51.21	13,743,417	-0.08(-0.16%)
Apr 02, 2012	51.12	52.21	50.75	51.30	12,057,136	-0.07(-0.13%)
Mar 30, 2012	51.32	51.72	50.53	51.36	14,810,236	+0.58(+1.14%)
Mar 29, 2012	50.92	51.75	50.19	50.78	15,275,545	-0.47(-0.92%)
Mar 28, 2012	51.13	51.93	50.38	51.25	14,274,279	-0.13(-0.26%)
Mar 27, 2012	53.12	53.15	51.36	51.38	23,085,134	-1.79(-3.37%)
Mar 26, 2012	54.06	54.23	52.86	53.18	13,684,608	-0.57(-1.07%)
Mar 23, 2012	53.12	53.99	52.56	53.75	15,697,446	+0.88(+1.67%)
Mar 22, 2012	53.63	53.70	52.24	52.87	21,602,970	-1.49(-2.74%)
Mar 21, 2012	55.21	55.21	54.11	54.36	19,156,136	-1.25(-2.25%)
Mar 20, 2012	56.00	56.00	55.26	55.61	8,943,841	-1.02(-1.80%)
Mar 19, 2012	56.37	56.87	56.26	56.63	7,705,113	+0.25(+0.44%)
Mar 16, 2012	55.32	56.58	55.14	56.38	16,119,148	+1.35(+2.46%)
Mar 15, 2012	54.48	55.13	53.81	55.03	9,188,399	+0.66(+1.22%)
Mar 14, 2012	54.84	54.94	54.01	54.37	11,090,051	-0.55(-1.00%)
Mar 13, 2012	54.64	55.01	54.00	54.92	12,744,237	+0.55(+1.01%)
Mar 12, 2012	55.56	55.64	54.17	54.37	10,939,617	-1.34(-2.40%)
Mar 09, 2012	55.81	56.38	55.46	55.70	9,110,553	+0.01(+0.03%)
Mar 08, 2012	55.24	56.07	55.10	55.69	8,192,640	+0.82(+1.50%)
Mar 07, 2012	54.64	55.03	54.28	54.86	8,641,558	+0.67(+1.23%)
Mar 06, 2012	54.25	54.41	53.42	54.20	14,003,672	-1.40(-2.51%)
Mar 05, 2012	56.41	56.47	55.11	55.59	8,401,357	-1.10(-1.94%)
Mar 02, 2012	57.29	57.52	56.36	56.69	9,036,372	-0.87(-1.51%)
Mar 01, 2012	57.39	57.94	56.91	57.56	8,328,134	+0.56(+0.98%)
Feb 29, 2012	57.88	58.33	56.85	57.00	11,368,827	-0.86(-1.49%)
Feb 28, 2012	58.10	58.42	57.45	57.86	8,642,347	-0.24(-0.42%)
Feb 27, 2012	58.18	58.51	57.32	58.10	7,616,486	-0.54(-0.93%)
Feb 24, 2012	58.83	59.12	58.46	58.65	6,922,161	+0.19(+0.33%)
Feb 23, 2012	59.05	59.05	57.70	58.46	10,074,030	-0.30(-0.51%)
Feb 22, 2012	57.69	59.33	57.69	58.76	11,104,587	+1.04(+1.81%)
Feb 21, 2012	57.97	58.59	57.48	57.71	11,200,737	+0.62(+1.08%)
Feb 17, 2012	57.71	57.78	56.98	57.10	11,716,159	-0.03(-0.06%)
Feb 16, 2012	56.44	57.30	55.99	57.13	14,783,104	+0.51(+0.90%)
Feb 15, 2012	57.20	57.21	56.16	56.62	8,441,400	-0.32(-0.57%)
Feb 14, 2012	56.87	57.07	56.32	56.94	6,031,705	-0.17(-0.29%)
Feb 13, 2012	57.15	57.39	56.44	57.11	6,432,548	+0.63(+1.11%)
Feb 10, 2012	56.86	57.12	56.08	56.48	9,850,648	-1.08(-1.87%)
Feb 09, 2012	57.68	57.77	56.89	57.55	10,069,965	+0.17(+0.29%)
Feb 08, 2012	58.42	58.45	57.06	57.39	9,043,354	-0.80(-1.37%)
Feb 07, 2012	58.07	58.32	57.09	58.18	10,319,816	-0.10(-0.18%)
Feb 06, 2012	57.23	58.36	56.90	58.29	7,324,390	+0.72(+1.25%)
Feb 03, 2012	57.31	57.60	56.87	57.57	10,087,917	+0.99(+1.75%)
Feb 02, 2012	55.81	56.67	55.60	56.58	10,136,508	+0.87(+1.56%)

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