Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	85.92	86.17	85.73	85.79	2,766	-0.38(-0.44%)
Mar 29, 2012	86.11	86.19	85.98	86.17	13,412	+0.33(+0.38%)
Mar 28, 2012	85.95	86.20	85.79	85.85	6,791	-0.17(-0.20%)
Mar 27, 2012	85.98	86.01	85.78	86.01	18,870	+0.27(+0.32%)
Mar 26, 2012	85.79	85.95	85.65	85.74	6,878	-0.14(-0.16%)
Mar 23, 2012	85.88	85.88	85.88	85.88	325	+0.34(+0.40%)
Mar 22, 2012	85.54	85.54	85.54	85.54	904	+0.15(+0.18%)
Mar 21, 2012	85.28	85.53	85.28	85.38	1,175	+0.17(+0.20%)
Mar 20, 2012	84.93	85.53	84.89	85.22	4,529	-0.09(-0.10%)
Mar 19, 2012	85.42	85.42	85.22	85.31	16,809	-0.18(-0.21%)
Mar 16, 2012	85.16	85.50	85.16	85.48	6,394	+0.09(+0.11%)
Mar 15, 2012	85.59	85.66	85.35	85.39	2,683	-0.02(-0.03%)
Mar 14, 2012	86.01	86.01	85.41	85.41	15,808	-0.73(-0.85%)
Mar 13, 2012	86.36	86.43	86.14	86.14	18,580	-0.19(-0.21%)
Mar 12, 2012	86.63	86.63	86.33	86.33	2,393	-0.02(-0.02%)
Mar 09, 2012	86.45	86.45	86.35	86.35	2,194	-0.01(-0.01%)
Mar 08, 2012	86.62	86.62	86.36	86.36	7,818	-0.16(-0.18%)
Mar 07, 2012	86.63	86.63	86.52	86.52	4,464	-0.09(-0.11%)
Mar 06, 2012	86.61	86.69	86.57	86.61	5,992	+0.07(+0.08%)
Mar 05, 2012	86.77	86.77	86.49	86.54	6,426	-0.19(-0.22%)
Mar 02, 2012	86.56	86.87	86.53	86.73	8,870	+0.17(+0.20%)
Mar 01, 2012	86.46	86.65	86.44	86.56	9,075	-0.15(-0.17%)
Feb 29, 2012	86.76	86.86	86.60	86.71	4,002	-0.02(-0.02%)
Feb 28, 2012	86.98	86.98	86.73	86.73	5,205	+0.05(+0.06%)
Feb 27, 2012	86.85	86.85	86.68	86.68	12,817	+0.05(+0.06%)
Feb 24, 2012	86.40	86.65	86.40	86.62	3,610	+0.12(+0.14%)
Feb 23, 2012	86.54	86.62	86.50	86.50	1,199	+0.07(+0.08%)
Feb 22, 2012	86.35	86.45	86.31	86.43	5,906	+0.11(+0.13%)
Feb 21, 2012	86.16	86.31	86.01	86.31	28,462	-0.09(-0.11%)
Feb 17, 2012	86.27	86.41	86.26	86.41	6,579	+0.40(+0.47%)
Feb 16, 2012	86.49	86.53	86.00	86.00	9,378	-0.45(-0.52%)
Feb 15, 2012	86.44	86.61	86.21	86.46	2,643	+0.20(+0.24%)
Feb 14, 2012	86.39	86.55	86.25	86.25	2,391	+0.11(+0.12%)
Feb 13, 2012	86.27	86.54	86.14	86.15	76,778	-0.24(-0.28%)
Feb 10, 2012	86.42	86.42	86.15	86.39	7,599	+0.28(+0.33%)
Feb 09, 2012	86.38	86.41	86.11	86.11	11,422	-0.33(-0.39%)
Feb 08, 2012	86.44	86.46	86.37	86.44	4,738	+0.08(+0.10%)
Feb 07, 2012	86.46	86.47	86.22	86.36	12,125	-0.30(-0.35%)
Feb 06, 2012	86.52	86.71	86.32	86.66	19,283	+0.33(+0.39%)
Feb 03, 2012	86.34	86.45	86.16	86.33	14,787	-0.34(-0.39%)
Feb 02, 2012	86.45	86.68	86.37	86.67	5,638	+0.06(+0.07%)
Feb 01, 2012	86.68	86.75	86.51	86.61	7,875	-0.01(-0.01%)
Jan 31, 2012	86.56	86.63	86.54	86.62	14,510	+0.20(+0.24%)
Jan 30, 2012	86.37	86.72	86.37	86.41	52,297	+0.25(+0.29%)
Jan 27, 2012	86.24	86.24	86.12	86.17	976	+0.06(+0.07%)
Jan 26, 2012	86.33	86.41	86.10	86.10	4,609	-0.02(-0.03%)
Jan 25, 2012	86.04	86.63	85.86	86.13	79,966	+0.04(+0.05%)
Jan 24, 2012	85.87	86.22	85.87	86.08	41,854	-0.06(-0.07%)
Jan 23, 2012	85.76	86.20	85.76	86.14	4,647	-0.07(-0.08%)
Jan 20, 2012	86.06	86.29	85.70	86.21	13,872	-0.11(-0.12%)
Jan 19, 2012	86.19	86.64	86.10	86.32	12,906	+0.05(+0.06%)
Jan 18, 2012	86.29	86.53	86.27	86.27	2,251	-0.08(-0.09%)
Jan 17, 2012	86.21	86.43	86.20	86.35	11,962	+0.05(+0.05%)
Jan 13, 2012	86.19	86.35	86.08	86.30	4,191	+0.23(+0.26%)
Jan 12, 2012	86.29	86.29	85.94	86.07	9,163	-0.01(-0.01%)
Jan 11, 2012	86.07	86.18	86.07	86.08	37,355	+0.05(+0.05%)
Jan 10, 2012	86.04	86.11	85.87	86.04	22,400	+0.05(+0.06%)
Jan 09, 2012	86.00	86.27	85.94	85.98	3,293	+0.02(+0.03%)
Jan 06, 2012	85.86	86.00	85.85	85.96	19,179	-0.08(-0.10%)
Jan 05, 2012	85.69	86.04	85.61	86.04	18,966	+0.51(+0.59%)

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