Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	48.75	48.97	48.40	48.50	2,773,459	+0.15(+0.32%)
May 23, 2011	48.16	48.65	47.96	48.35	2,360,502	-1.13(-2.28%)
May 20, 2011	50.05	50.15	49.31	49.48	2,048,789	-1.26(-2.48%)
May 19, 2011	50.57	50.78	50.19	50.74	1,314,114	+0.38(+0.75%)
May 18, 2011	49.60	50.44	49.47	50.36	1,521,803	+0.64(+1.29%)
May 17, 2011	49.47	50.01	49.36	49.72	2,216,972	-0.43(-0.86%)
May 16, 2011	50.16	50.70	50.06	50.15	1,255,834	-0.19(-0.38%)
May 13, 2011	50.81	51.14	49.99	50.34	2,275,184	-1.03(-2.00%)
May 12, 2011	50.44	51.38	50.13	51.37	1,798,119	+0.71(+1.41%)
May 11, 2011	51.59	51.67	50.30	50.66	2,435,983	-0.94(-1.82%)
May 10, 2011	50.90	51.66	50.81	51.59	2,707,862	+0.99(+1.95%)
May 09, 2011	50.00	50.73	49.86	50.61	1,890,813	+0.90(+1.81%)
May 06, 2011	50.44	50.75	49.40	49.71	2,520,034	-0.43(-0.86%)
May 05, 2011	50.45	50.69	49.91	50.14	2,024,457	-1.23(-2.39%)
May 04, 2011	52.07	52.08	51.25	51.37	1,554,132	-0.53(-1.02%)
May 03, 2011	52.36	52.50	51.66	51.90	1,719,096	-0.11(-0.22%)
May 02, 2011	51.91	52.01	51.87	52.01	1,757,310	+0.28(+0.54%)
Apr 29, 2011	51.73	51.87	51.40	51.73	1,846,950	+0.77(+1.51%)
Apr 28, 2011	51.13	51.36	50.66	50.96	4,325,005	-3.80(-6.94%)
Apr 27, 2011	53.83	54.82	53.60	54.76	1,518,370	+0.62(+1.14%)
Apr 26, 2011	53.68	54.16	53.53	54.14	1,292,188	+0.46(+0.85%)
Apr 25, 2011	53.49	53.77	53.16	53.69	784,454	+0.28(+0.53%)
Apr 21, 2011	53.43	53.66	52.90	53.40	1,400,213	+0.94(+1.79%)
Apr 20, 2011	52.31	52.56	52.23	52.47	1,618,371	+1.39(+2.72%)
Apr 19, 2011	50.62	51.10	50.62	51.08	1,491,668	+0.23(+0.46%)
Apr 18, 2011	50.32	51.72	49.47	50.85	2,975,884	-0.50(-0.97%)
Apr 15, 2011	51.17	51.50	51.03	51.34	1,600,263	+0.01(+0.02%)
Apr 14, 2011	50.52	51.49	50.45	51.34	1,096,749	+0.34(+0.68%)
Apr 13, 2011	51.03	51.43	50.79	50.99	928,556	+0.55(+1.10%)
Apr 12, 2011	50.74	51.00	50.34	50.44	932,989	-0.76(-1.49%)
Apr 11, 2011	51.17	51.38	51.03	51.20	1,016,440	+0.19(+0.38%)
Apr 08, 2011	51.25	51.25	50.78	51.01	1,177,591	+0.59(+1.16%)
Apr 07, 2011	50.20	50.70	50.09	50.42	1,260,765	+0.10(+0.19%)
Apr 06, 2011	50.41	50.76	50.22	50.33	1,569,958	-0.28(-0.55%)
Apr 05, 2011	49.93	50.69	49.78	50.61	1,807,340	+0.64(+1.28%)
Apr 04, 2011	49.95	50.04	49.69	49.97	902,082	+0.28(+0.56%)
Apr 01, 2011	49.23	49.87	49.08	49.69	989,642	+0.50(+1.01%)
Mar 31, 2011	49.07	49.32	49.00	49.19	1,487,115	-0.02(-0.03%)
Mar 30, 2011	49.20	49.20	49.17	49.20	1,034,421	+0.59(+1.22%)
Mar 29, 2011	48.24	48.65	48.11	48.61	1,069,176	+0.39(+0.81%)
Mar 28, 2011	48.47	48.75	48.20	48.22	1,053,693	-0.07(-0.15%)
Mar 25, 2011	48.62	49.14	48.25	48.29	2,752,803	+0.26(+0.55%)
Mar 24, 2011	47.27	48.18	47.14	48.03	2,021,736	+1.52(+3.28%)
Mar 23, 2011	46.09	46.65	46.00	46.50	1,134,482	+0.01(+0.02%)
Mar 22, 2011	46.57	46.70	46.34	46.49	1,330,406	-0.39(-0.84%)
Mar 21, 2011	46.82	47.02	46.80	46.89	3,104,461	+0.73(+1.58%)
Mar 18, 2011	46.66	46.70	45.93	46.16	3,139,318	+1.29(+2.88%)
Mar 17, 2011	45.43	45.43	44.77	44.87	2,509,336	+0.97(+2.21%)
Mar 16, 2011	44.67	45.62	43.44	43.90	6,882,842	-1.43(-3.17%)
Mar 15, 2011	45.30	47.13	45.20	45.33	4,867,415	-1.80(-3.81%)
Mar 14, 2011	46.95	47.22	46.74	47.13	1,569,156	-0.22(-0.47%)
Mar 11, 2011	46.98	47.50	46.75	47.35	1,941,410	-0.32(-0.67%)
Mar 10, 2011	47.91	48.23	47.58	47.67	2,536,649	-0.19(-0.40%)
Mar 09, 2011	47.99	48.18	47.52	47.87	1,670,911	-0.34(-0.71%)
Mar 08, 2011	47.75	48.46	47.55	48.21	1,361,520	-0.71(-1.46%)
Mar 07, 2011	49.49	49.66	48.73	48.92	961,464	-0.34(-0.68%)
Mar 04, 2011	49.82	49.89	48.92	49.26	1,119,584	-0.18(-0.36%)
Mar 03, 2011	49.34	49.57	49.09	49.44	1,719,468	+0.99(+2.04%)
Mar 02, 2011	48.19	48.63	48.19	48.45	1,999,257	+0.49(+1.02%)

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