Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	52.82	53.24	52.76	52.99	6,470,102	+0.20(+0.37%)
Mar 30, 2011	52.80	52.80	52.80	52.80	4,999,590	+0.31(+0.58%)
Mar 29, 2011	52.14	52.54	52.14	52.49	4,321,276	+0.26(+0.49%)
Mar 28, 2011	52.61	52.67	52.23	52.23	4,425,248	-0.17(-0.33%)
Mar 25, 2011	52.23	52.75	52.06	52.41	6,682,982	+0.22(+0.43%)
Mar 24, 2011	51.95	52.23	51.88	52.18	6,185,901	+0.28(+0.54%)
Mar 23, 2011	51.36	51.99	51.31	51.90	7,263,626	+0.46(+0.89%)
Mar 22, 2011	51.53	51.74	51.21	51.44	6,461,983	+0.08(+0.15%)
Mar 21, 2011	51.35	51.47	51.26	51.37	7,688,785	+0.54(+1.05%)
Mar 18, 2011	51.17	51.39	50.76	50.83	13,197,358	-0.29(-0.56%)
Mar 17, 2011	51.63	51.67	50.92	51.12	8,806,075	+0.01(+0.03%)
Mar 16, 2011	52.05	52.06	50.96	51.10	15,205,564	-1.21(-2.32%)
Mar 15, 2011	52.36	52.70	52.28	52.31	9,986,444	-0.38(-0.73%)
Mar 14, 2011	53.00	53.21	52.55	52.70	11,473,115	-0.74(-1.38%)
Mar 11, 2011	53.18	53.65	52.93	53.44	6,390,203	+0.03(+0.07%)
Mar 10, 2011	52.68	53.80	52.43	53.40	11,717,146	+0.63(+1.19%)
Mar 09, 2011	52.70	52.93	52.37	52.77	7,666,593	+0.16(+0.30%)
Mar 08, 2011	52.74	52.96	52.21	52.61	12,859,699	-0.52(-0.97%)
Mar 07, 2011	53.19	53.79	52.89	53.13	11,423,256	+0.18(+0.34%)
Mar 04, 2011	53.00	53.35	52.62	52.95	7,780,023	-0.15(-0.28%)
Mar 03, 2011	52.41	53.37	52.35	53.09	10,616,902	+1.08(+2.08%)
Mar 02, 2011	51.99	52.09	51.28	52.02	11,251,419	-0.14(-0.27%)
Mar 01, 2011	52.73	52.87	52.03	52.15	13,021,221	-0.55(-1.04%)
Feb 28, 2011	51.89	52.84	51.89	52.70	16,261,992	+0.86(+1.67%)
Feb 25, 2011	52.16	52.47	51.83	51.84	9,342,787	-0.11(-0.21%)
Feb 24, 2011	51.79	52.04	51.50	51.95	10,574,086	+0.01(+0.03%)
Feb 23, 2011	52.48	52.81	51.52	51.94	10,183,019	-0.35(-0.67%)
Feb 22, 2011	52.46	52.80	52.17	52.29	10,182,716	-0.30(-0.56%)
Feb 18, 2011	52.55	52.72	52.06	52.59	7,885,120	+0.10(+0.20%)
Feb 17, 2011	52.44	52.59	52.29	52.48	6,280,388	-0.03(-0.05%)
Feb 16, 2011	52.69	52.73	52.33	52.51	5,876,107	-0.09(-0.17%)
Feb 15, 2011	52.41	52.73	52.36	52.60	5,534,325	-0.06(-0.12%)
Feb 14, 2011	52.55	52.81	52.38	52.66	6,533,759	+0.07(+0.13%)
Feb 11, 2011	52.36	52.66	52.16	52.60	6,656,952	+0.26(+0.50%)
Feb 10, 2011	52.48	52.72	52.17	52.33	7,870,950	-0.12(-0.22%)
Feb 09, 2011	52.15	52.49	51.93	52.45	8,464,066	+0.39(+0.76%)
Feb 08, 2011	51.37	52.48	51.26	52.06	17,168,260	+1.32(+2.60%)
Feb 07, 2011	51.21	51.36	50.63	50.74	16,822,484	-0.41(-0.81%)
Feb 04, 2011	50.93	51.46	50.87	51.15	14,049,095	-0.11(-0.22%)
Feb 03, 2011	51.01	51.30	50.99	51.26	16,107,593	+0.39(+0.77%)
Feb 02, 2011	50.76	50.95	50.48	50.87	8,457,405	+0.12(+0.23%)
Feb 01, 2011	51.27	51.30	50.56	50.75	12,263,896	-0.14(-0.27%)
Jan 31, 2011	50.98	51.10	50.67	50.89	9,224,979	+0.27(+0.53%)
Jan 28, 2011	51.37	51.62	50.46	50.62	13,142,633	-0.74(-1.44%)
Jan 27, 2011	52.10	52.12	51.35	51.36	11,025,500	-0.57(-1.09%)
Jan 26, 2011	52.22	52.30	51.91	51.93	9,655,812	-0.21(-0.41%)
Jan 25, 2011	52.07	52.28	51.81	52.14	10,080,067	+0.08(+0.16%)
Jan 24, 2011	51.29	52.40	51.22	52.06	23,721,138	+0.24(+0.47%)
Jan 21, 2011	52.33	52.33	51.56	51.81	14,228,776	-0.10(-0.20%)
Jan 20, 2011	52.08	52.32	51.59	51.92	12,005,421	-0.13(-0.25%)
Jan 19, 2011	51.88	52.11	51.64	52.05	15,488,323	+0.46(+0.90%)
Jan 18, 2011	51.57	52.06	51.33	51.59	16,254,937	+0.43(+0.84%)
Jan 14, 2011	50.01	51.20	49.83	51.16	15,303,661	+0.96(+1.91%)
Jan 13, 2011	50.73	50.81	50.05	50.20	21,009,250	-0.65(-1.28%)
Jan 12, 2011	51.37	51.37	50.74	50.85	15,024,462	-0.20(-0.39%)
Jan 11, 2011	51.01	51.46	50.82	51.05	12,536,461	+0.23(+0.46%)
Jan 10, 2011	51.29	51.43	50.79	50.81	16,417,722	-0.56(-1.09%)
Jan 07, 2011	51.36	51.52	50.83	51.37	16,319,648	+0.11(+0.22%)
Jan 06, 2011	51.74	51.77	51.17	51.26	16,962,236	-0.39(-0.76%)
Jan 05, 2011	51.59	51.74	51.33	51.66	25,923,328	+0.32(+0.63%)
Jan 04, 2011	52.32	52.44	51.19	51.33	52,798,468	-1.77(-3.33%)

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