Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	68.98	69.33	68.98	69.14	19,068	+0.03(+0.04%)
Mar 30, 2011	68.80	69.37	68.80	69.11	47,048	+0.59(+0.86%)
Mar 29, 2011	68.09	68.53	68.00	68.52	29,322	+0.47(+0.69%)
Mar 28, 2011	68.19	68.19	68.03	68.05	20,840	-0.01(-0.01%)
Mar 25, 2011	68.01	68.35	67.84	68.06	23,752	-0.03(-0.04%)
Mar 24, 2011	67.68	68.14	67.47	68.09	14,871	+0.78(+1.16%)
Mar 23, 2011	67.21	67.44	66.85	67.31	32,040	-0.09(-0.13%)
Mar 22, 2011	67.74	67.74	67.36	67.40	31,130	-0.02(-0.03%)
Mar 21, 2011	67.55	67.61	67.31	67.42	32,875	+0.38(+0.57%)
Mar 18, 2011	67.40	67.40	66.77	67.04	26,411	+0.38(+0.57%)
Mar 17, 2011	66.87	66.87	66.32	66.66	27,346	+0.71(+1.08%)
Mar 16, 2011	66.85	66.86	65.66	65.95	40,677	-1.09(-1.63%)
Mar 15, 2011	66.89	67.35	66.83	67.04	142,442	-0.81(-1.19%)
Mar 14, 2011	67.70	68.18	67.52	67.85	150,293	-0.35(-0.51%)
Mar 11, 2011	67.64	68.30	67.64	68.20	21,771	+0.28(+0.41%)
Mar 10, 2011	68.65	68.65	67.89	67.92	58,994	-1.02(-1.48%)
Mar 09, 2011	68.64	69.07	68.63	68.94	54,314	+0.09(+0.13%)
Mar 08, 2011	68.39	69.02	68.21	68.85	22,377	+0.49(+0.72%)
Mar 07, 2011	69.13	69.13	68.05	68.36	38,835	-0.59(-0.86%)
Mar 04, 2011	69.14	69.14	68.52	68.95	59,861	-0.07(-0.10%)
Mar 03, 2011	68.35	69.13	68.28	69.02	30,573	+1.24(+1.83%)
Mar 02, 2011	67.36	67.89	67.31	67.78	32,784	+0.24(+0.36%)
Mar 01, 2011	68.12	68.28	67.48	67.54	33,188	-0.45(-0.66%)
Feb 28, 2011	67.67	68.07	67.65	67.99	23,945	+0.61(+0.91%)
Feb 25, 2011	67.01	67.38	66.94	67.38	22,543	+0.65(+0.97%)
Feb 24, 2011	66.42	66.89	66.35	66.73	73,366	+0.14(+0.21%)
Feb 23, 2011	67.13	67.21	66.58	66.59	32,715	-0.58(-0.86%)
Feb 22, 2011	67.46	67.83	67.07	67.17	90,418	-1.02(-1.50%)
Feb 18, 2011	68.08	68.31	67.95	68.19	48,640	+0.12(+0.18%)
Feb 17, 2011	67.58	68.15	67.55	68.07	40,346	+0.23(+0.34%)
Feb 16, 2011	67.66	68.00	67.64	67.84	32,174	+0.32(+0.47%)
Feb 15, 2011	67.30	67.52	67.19	67.52	148,034	+0.00(+0.00%)
Feb 14, 2011	67.22	67.56	67.10	67.52	244,130	+0.26(+0.39%)
Feb 11, 2011	66.88	67.38	66.79	67.26	54,705	+0.12(+0.18%)
Feb 10, 2011	66.79	67.18	66.79	67.14	84,680	+0.08(+0.12%)
Feb 09, 2011	67.04	67.19	66.88	67.06	80,715	-0.14(-0.21%)
Feb 08, 2011	66.99	67.22	66.99	67.20	89,902	+0.21(+0.32%)
Feb 07, 2011	67.01	67.20	66.94	66.99	388,205	-0.04(-0.06%)
Feb 04, 2011	66.85	67.03	66.59	67.03	31,359	+0.26(+0.39%)
Feb 03, 2011	66.55	66.90	66.16	66.77	249,364	+0.08(+0.12%)
Feb 02, 2011	66.79	66.79	66.54	66.69	56,695	-0.11(-0.16%)
Feb 01, 2011	66.19	66.94	66.15	66.80	84,437	+1.08(+1.64%)
Jan 31, 2011	65.80	65.94	65.52	65.72	141,242	+0.09(+0.14%)
Jan 28, 2011	66.89	66.90	65.59	65.63	354,429	-1.24(-1.85%)
Jan 27, 2011	66.56	66.97	66.56	66.87	66,037	+0.17(+0.25%)
Jan 26, 2011	66.76	66.87	66.67	66.70	46,407	+0.00(+0.00%)
Jan 25, 2011	66.42	66.81	66.42	66.70	68,559	+0.05(+0.08%)
Jan 24, 2011	66.47	66.85	66.47	66.65	28,896	+0.01(+0.02%)
Jan 21, 2011	66.87	66.97	66.59	66.64	21,521	-0.05(-0.07%)
Jan 20, 2011	66.36	66.77	66.30	66.69	50,014	+0.12(+0.18%)
Jan 19, 2011	67.09	67.09	66.33	66.57	79,047	-0.46(-0.69%)
Jan 18, 2011	66.62	67.04	66.62	67.03	60,641	+0.27(+0.40%)
Jan 14, 2011	66.47	66.76	66.47	66.76	57,396	+0.06(+0.09%)
Jan 13, 2011	66.88	66.88	66.57	66.70	38,918	-0.29(-0.43%)
Jan 12, 2011	66.97	67.04	66.73	66.99	32,259	+0.34(+0.51%)
Jan 11, 2011	66.47	66.72	66.45	66.65	12,313	+0.32(+0.48%)
Jan 10, 2011	66.16	66.35	66.16	66.33	18,025	-0.14(-0.21%)
Jan 07, 2011	66.48	66.55	66.08	66.47	33,517	-0.05(-0.08%)
Jan 06, 2011	66.27	66.57	66.27	66.52	29,298	+0.17(+0.26%)
Jan 05, 2011	65.93	66.43	65.93	66.35	39,345	+0.16(+0.24%)
Jan 04, 2011	66.18	66.20	65.93	66.19	106,919	+0.16(+0.24%)

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