Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	71.68	71.68	71.23	71.33	46,517	-0.48(-0.67%)
Apr 27, 2012	71.90	72.05	71.58	71.82	54,441	+0.25(+0.35%)
Apr 26, 2012	71.07	71.64	71.02	71.57	36,525	+0.47(+0.65%)
Apr 25, 2012	70.98	71.10	70.71	71.10	100,524	+1.86(+2.69%)
Apr 24, 2012	69.33	69.47	68.92	69.24	70,045	-0.08(-0.12%)
Apr 23, 2012	69.33	69.38	68.79	69.33	108,963	-0.57(-0.82%)
Apr 20, 2012	70.62	70.74	69.87	69.90	60,225	-0.34(-0.49%)
Apr 19, 2012	70.90	71.22	70.02	70.24	54,557	-0.76(-1.07%)
Apr 18, 2012	71.02	71.30	70.83	71.00	40,405	-0.10(-0.14%)
Apr 17, 2012	69.99	71.20	69.99	71.10	28,936	+1.44(+2.06%)
Apr 16, 2012	70.81	70.82	69.62	69.67	22,189	-0.83(-1.18%)
Apr 13, 2012	71.36	71.36	70.50	70.50	67,549	-0.94(-1.32%)
Apr 12, 2012	70.83	71.51	70.55	71.45	55,407	+0.90(+1.27%)
Apr 11, 2012	70.86	70.95	70.45	70.55	104,826	+0.45(+0.65%)
Apr 10, 2012	71.21	71.34	70.09	70.09	23,870	-1.21(-1.70%)
Apr 09, 2012	70.92	71.50	70.83	71.31	54,591	-0.58(-0.81%)
Apr 05, 2012	71.37	71.89	71.37	71.89	11,031	+0.41(+0.57%)
Apr 04, 2012	71.78	71.79	71.15	71.48	17,189	-0.86(-1.19%)
Apr 03, 2012	72.23	72.50	71.92	72.34	180,513	+0.13(+0.18%)
Apr 02, 2012	71.36	72.40	71.36	72.21	45,644	+0.80(+1.11%)
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%)

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