Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	52.60	52.64	52.27	52.56	49,361	+0.46(+0.88%)
Mar 29, 2012	51.98	52.13	51.71	52.11	125,278	-0.26(-0.50%)
Mar 28, 2012	52.70	52.70	52.09	52.37	79,887	-0.30(-0.56%)
Mar 27, 2012	52.87	52.92	52.60	52.66	99,349	-0.20(-0.37%)
Mar 26, 2012	52.58	52.89	52.58	52.86	67,467	+0.73(+1.41%)
Mar 23, 2012	51.74	52.13	51.57	52.12	69,811	+0.38(+0.73%)
Mar 22, 2012	51.66	51.87	51.59	51.75	65,249	-0.51(-0.98%)
Mar 21, 2012	52.29	52.34	52.03	52.26	113,298	-0.14(-0.27%)
Mar 20, 2012	52.25	52.48	52.16	52.40	71,743	-0.70(-1.32%)
Mar 19, 2012	52.78	53.21	52.73	53.10	43,536	+0.19(+0.36%)
Mar 16, 2012	52.90	53.10	52.89	52.91	62,400	+0.38(+0.72%)
Mar 15, 2012	52.14	52.58	52.08	52.54	59,815	+0.58(+1.12%)
Mar 14, 2012	52.20	52.37	51.83	51.95	72,766	-0.54(-1.02%)
Mar 13, 2012	51.94	52.54	51.86	52.49	70,542	+0.73(+1.42%)
Mar 12, 2012	51.68	51.77	51.43	51.76	49,670	-0.01(-0.02%)
Mar 09, 2012	51.83	51.98	51.66	51.77	91,078	-0.24(-0.47%)
Mar 08, 2012	51.60	52.18	51.58	52.01	72,930	+1.22(+2.40%)
Mar 07, 2012	50.56	50.86	50.49	50.79	64,436	+0.66(+1.32%)
Mar 06, 2012	50.56	50.60	50.01	50.13	77,504	-1.64(-3.17%)
Mar 05, 2012	51.94	51.96	51.60	51.77	500,637	-0.28(-0.53%)
Mar 02, 2012	52.19	52.20	51.88	52.04	224,277	-0.56(-1.07%)
Mar 01, 2012	52.31	52.67	52.27	52.61	81,231	+0.57(+1.10%)
Feb 29, 2012	52.73	52.79	51.97	52.03	54,394	-0.54(-1.02%)
Feb 28, 2012	52.31	52.58	52.15	52.57	52,685	+0.54(+1.03%)
Feb 27, 2012	51.69	52.18	51.57	52.03	62,562	-0.28(-0.53%)
Feb 24, 2012	52.24	52.49	52.24	52.31	79,023	+0.23(+0.45%)
Feb 23, 2012	51.72	52.14	51.53	52.08	62,218	+0.48(+0.92%)
Feb 22, 2012	51.62	51.72	51.45	51.60	152,877	-0.05(-0.10%)
Feb 21, 2012	51.87	51.94	51.59	51.66	76,310	+0.03(+0.05%)
Feb 17, 2012	51.72	51.72	51.36	51.63	60,551	+0.13(+0.26%)
Feb 16, 2012	50.72	51.55	50.69	51.50	76,239	+0.67(+1.32%)
Feb 15, 2012	51.26	51.26	50.79	50.82	80,858	+0.10(+0.19%)
Feb 14, 2012	50.87	50.92	50.41	50.73	72,145	-0.30(-0.60%)
Feb 13, 2012	51.04	51.16	50.91	51.03	70,447	+0.59(+1.17%)
Feb 10, 2012	50.54	50.60	50.32	50.44	74,915	-0.85(-1.66%)
Feb 09, 2012	51.42	51.46	51.10	51.29	61,512	-0.02(-0.03%)
Feb 08, 2012	51.17	51.34	50.92	51.31	465,614	+0.23(+0.46%)
Feb 07, 2012	50.81	51.14	50.61	51.08	28,444	+0.28(+0.55%)
Feb 06, 2012	50.58	50.85	50.56	50.80	83,343	-0.28(-0.54%)
Feb 03, 2012	50.53	51.08	50.53	51.08	84,646	+0.78(+1.55%)
Feb 02, 2012	50.21	50.47	50.19	50.30	90,074	+0.13(+0.25%)
Feb 01, 2012	50.04	50.43	49.94	50.17	179,903	+0.71(+1.43%)
Jan 31, 2012	49.68	49.69	49.10	49.46	90,847	+0.34(+0.69%)
Jan 30, 2012	48.92	49.22	48.85	49.12	69,085	-0.61(-1.23%)
Jan 27, 2012	49.51	49.80	49.43	49.73	147,188	+0.22(+0.43%)
Jan 26, 2012	49.97	49.97	49.42	49.52	71,893	+0.07(+0.15%)
Jan 25, 2012	48.74	49.53	48.51	49.44	52,373	+0.56(+1.14%)
Jan 24, 2012	48.60	48.93	48.49	48.89	161,635	-0.31(-0.64%)
Jan 23, 2012	49.01	49.32	48.95	49.20	159,124	+0.23(+0.48%)
Jan 20, 2012	48.80	48.97	48.68	48.97	190,361	+0.14(+0.29%)
Jan 19, 2012	48.67	48.87	48.51	48.83	139,304	+0.40(+0.83%)
Jan 18, 2012	47.85	48.44	47.80	48.42	110,860	+0.96(+2.02%)
Jan 17, 2012	47.54	47.79	47.44	47.46	203,678	+0.46(+0.97%)
Jan 13, 2012	46.95	47.03	46.51	47.01	75,906	-0.49(-1.04%)
Jan 12, 2012	47.50	47.56	47.14	47.50	39,155	+0.20(+0.42%)
Jan 11, 2012	47.16	47.35	47.01	47.30	154,212	-0.28(-0.58%)
Jan 10, 2012	47.56	47.69	47.50	47.58	105,515	+0.63(+1.34%)
Jan 09, 2012	46.94	47.02	46.64	46.95	161,268	+0.33(+0.71%)
Jan 06, 2012	47.05	47.05	46.56	46.62	98,629	-0.52(-1.10%)
Jan 05, 2012	47.05	47.28	46.89	47.14	181,676	-0.64(-1.33%)

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