Date	Open	High	Low	Close	Volume	Change (%)
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%)
Jan 04, 2012	61.65	61.95	61.49	61.86	50,063	+0.90(+1.47%)
Dec 30, 2011	60.88	61.04	60.87	60.96	43,322	+0.08(+0.14%)
Dec 29, 2011	60.53	60.92	60.47	60.88	45,240	+0.49(+0.81%)
Dec 28, 2011	61.16	61.16	60.38	60.39	10,215	-0.77(-1.25%)
Dec 27, 2011	60.92	61.30	60.92	61.16	4,563	+0.16(+0.26%)
Dec 23, 2011	60.78	61.00	60.52	61.00	9,324	+0.98(+1.64%)
Dec 21, 2011	59.85	60.07	59.36	60.02	13,776	-0.47(-0.78%)
Dec 20, 2011	60.06	60.58	60.06	60.49	12,867	+1.74(+2.97%)
Dec 19, 2011	59.55	59.64	58.60	58.75	17,275	-0.53(-0.89%)
Dec 16, 2011	59.42	59.95	59.19	59.27	29,936	+0.33(+0.56%)
Dec 15, 2011	59.61	59.61	58.94	58.94	10,019	-0.11(-0.19%)
Dec 14, 2011	59.69	59.74	58.89	59.05	17,326	-0.92(-1.54%)
Dec 13, 2011	61.20	61.31	59.84	59.97	13,912	-0.74(-1.21%)
Dec 12, 2011	60.47	60.71	60.18	60.71	18,957	-0.79(-1.29%)
Dec 09, 2011	60.71	61.63	60.71	61.50	15,624	+1.03(+1.71%)
Dec 08, 2011	61.33	61.50	60.47	60.47	9,138	-1.32(-2.14%)
Dec 07, 2011	61.14	61.79	61.14	61.79	5,459	-0.10(-0.16%)
Dec 06, 2011	61.89	62.07	61.59	61.89	40,487	+0.07(+0.12%)
Dec 05, 2011	62.11	62.31	61.76	61.82	51,315	+0.53(+0.86%)
Dec 02, 2011	61.96	62.08	61.29	61.29	11,095	-0.11(-0.18%)

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