Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	71.61	71.61	71.21	71.42	17,614	-0.04(-0.05%)
Mar 29, 2012	71.22	71.55	70.90	71.46	13,788	-0.19(-0.27%)
Mar 28, 2012	71.95	72.03	71.21	71.65	10,878	-0.31(-0.43%)
Mar 27, 2012	72.02	72.18	71.89	71.96	16,710	-0.10(-0.14%)
Mar 26, 2012	71.47	72.06	71.40	72.06	10,048	+1.09(+1.54%)
Mar 23, 2012	70.95	71.07	70.48	70.96	44,682	+0.07(+0.10%)
Mar 22, 2012	70.76	71.01	70.61	70.89	37,554	-0.42(-0.58%)
Mar 21, 2012	71.35	71.57	71.23	71.31	33,446	-0.05(-0.06%)
Mar 20, 2012	71.14	71.39	70.84	71.35	12,804	-0.18(-0.25%)
Mar 19, 2012	71.00	71.56	70.93	71.53	59,949	+0.71(+1.01%)
Mar 16, 2012	70.82	70.93	70.69	70.82	20,093	+0.07(+0.10%)
Mar 15, 2012	70.73	70.82	70.51	70.74	47,593	+0.31(+0.43%)
Mar 14, 2012	70.35	70.63	70.14	70.44	28,225	+0.21(+0.30%)
Mar 13, 2012	69.40	70.22	69.30	70.22	50,265	+1.19(+1.73%)
Mar 12, 2012	69.17	69.24	68.84	69.03	10,874	-0.03(-0.04%)
Mar 09, 2012	69.07	69.33	69.06	69.06	9,290	+0.16(+0.23%)
Mar 08, 2012	68.49	69.03	68.42	68.90	18,986	+0.88(+1.29%)
Mar 07, 2012	67.89	68.09	67.74	68.02	19,414	+0.46(+0.68%)
Mar 06, 2012	67.61	67.64	67.25	67.56	150,724	-0.83(-1.22%)
Mar 05, 2012	69.04	69.04	68.21	68.39	29,663	-0.60(-0.87%)
Mar 02, 2012	69.08	69.24	68.87	69.00	112,964	-0.27(-0.39%)
Mar 01, 2012	68.99	69.32	68.88	69.26	61,580	+0.56(+0.82%)
Feb 29, 2012	69.25	69.33	68.62	68.70	69,267	-0.32(-0.46%)
Feb 28, 2012	68.71	69.02	68.68	69.02	23,614	+0.40(+0.58%)
Feb 27, 2012	68.19	68.75	67.96	68.62	53,177	+0.05(+0.07%)
Feb 24, 2012	68.48	68.63	68.40	68.57	113,386	+0.34(+0.50%)
Feb 23, 2012	67.81	68.29	67.80	68.23	32,336	+0.39(+0.57%)
Feb 22, 2012	67.75	68.03	67.75	67.84	6,834	+0.03(+0.04%)
Feb 21, 2012	67.76	68.07	67.57	67.81	52,760	+0.22(+0.33%)
Feb 17, 2012	67.78	67.80	67.45	67.59	27,925	-0.09(-0.14%)
Feb 16, 2012	66.99	67.71	66.75	67.68	114,060	+0.70(+1.05%)
Feb 15, 2012	67.71	68.09	66.89	66.98	116,440	-0.37(-0.55%)
Feb 14, 2012	67.05	67.35	67.00	67.35	4,566	+0.14(+0.21%)
Feb 13, 2012	67.09	67.28	66.90	67.21	52,462	+0.67(+1.01%)
Feb 10, 2012	66.53	66.71	66.41	66.54	7,277	-0.49(-0.73%)
Feb 09, 2012	66.79	67.18	66.70	67.03	14,904	+0.51(+0.76%)
Feb 08, 2012	66.47	66.63	66.17	66.52	24,940	+0.06(+0.09%)
Feb 07, 2012	66.13	66.50	66.02	66.46	6,337	+0.17(+0.25%)
Feb 06, 2012	66.06	66.30	65.98	66.30	18,076	+0.01(+0.01%)
Feb 03, 2012	66.09	66.29	66.08	66.29	71,326	+0.97(+1.49%)
Feb 02, 2012	65.39	65.45	65.04	65.32	12,976	+0.32(+0.50%)
Feb 01, 2012	65.04	65.35	64.88	64.99	16,034	+0.28(+0.43%)
Jan 31, 2012	65.02	65.02	64.30	64.72	37,254	+0.19(+0.30%)
Jan 30, 2012	64.10	64.59	63.98	64.52	7,834	-0.08(-0.13%)
Jan 27, 2012	64.14	64.71	64.14	64.60	12,185	+0.28(+0.43%)
Jan 26, 2012	64.95	65.09	64.20	64.33	5,928	-0.46(-0.71%)
Jan 25, 2012	64.28	64.86	64.01	64.79	15,081	+1.03(+1.61%)
Jan 24, 2012	63.38	63.81	63.38	63.76	9,595	-0.03(-0.04%)
Jan 23, 2012	63.67	64.04	63.49	63.79	15,754	+0.18(+0.28%)
Jan 20, 2012	63.85	63.89	63.44	63.61	19,867	-0.49(-0.76%)
Jan 19, 2012	64.00	64.25	63.97	64.10	9,893	+0.35(+0.55%)
Jan 18, 2012	62.87	63.83	62.87	63.75	19,692	+0.89(+1.41%)
Jan 17, 2012	63.05	63.16	62.72	62.87	12,881	+0.51(+0.82%)
Jan 13, 2012	62.41	62.41	61.90	62.35	12,770	-0.46(-0.73%)
Jan 12, 2012	62.67	62.81	62.35	62.81	15,209	+0.21(+0.34%)
Jan 11, 2012	62.51	62.63	62.37	62.60	5,558	-0.06(-0.09%)
Jan 10, 2012	62.76	62.91	62.54	62.65	20,148	+0.55(+0.88%)
Jan 09, 2012	62.28	62.28	61.86	62.11	13,920	+0.00(+0.00%)
Jan 06, 2012	62.22	62.22	61.88	62.11	14,510	+0.00(+0.00%)
Jan 05, 2012	61.61	62.13	61.50	62.11	74,788	+0.25(+0.40%)

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