Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	63.86	63.89	63.83	63.88	776,098	+0.02(+0.04%)
May 23, 2011	63.94	63.94	63.85	63.86	738,374	+0.01(+0.01%)
May 20, 2011	63.86	63.89	63.83	63.85	707,773	+0.00(+0.01%)
May 19, 2011	63.73	63.85	63.71	63.84	699,330	+0.03(+0.04%)
May 18, 2011	63.87	63.90	63.79	63.82	1,088,572	-0.07(-0.11%)
May 17, 2011	63.88	63.90	63.86	63.89	1,227,252	+0.02(+0.04%)
May 16, 2011	63.79	63.86	63.79	63.86	712,074	+0.05(+0.07%)
May 13, 2011	63.80	63.86	63.78	63.82	449,227	+0.07(+0.11%)
May 12, 2011	63.80	63.80	63.71	63.75	607,075	-0.04(-0.06%)
May 11, 2011	63.72	63.81	63.68	63.78	392,030	+0.06(+0.09%)
May 10, 2011	63.79	63.79	63.72	63.73	377,381	-0.09(-0.15%)
May 09, 2011	63.83	63.84	63.79	63.82	364,308	+0.06(+0.09%)
May 06, 2011	63.69	63.80	63.69	63.77	641,957	+0.05(+0.08%)
May 05, 2011	63.67	63.75	63.67	63.72	304,587	+0.03(+0.05%)
May 04, 2011	63.63	63.71	63.63	63.68	368,695	+0.02(+0.02%)
May 03, 2011	63.67	63.69	63.63	63.67	681,822	+0.00(+0.00%)
May 02, 2011	63.67	63.67	63.66	63.67	512,190	+0.00(+0.00%)
Apr 29, 2011	63.60	63.67	63.59	63.67	409,808	+0.06(+0.09%)
Apr 28, 2011	63.59	63.63	63.57	63.61	483,235	+0.07(+0.11%)
Apr 27, 2011	63.49	63.55	63.43	63.54	532,863	+0.03(+0.04%)
Apr 26, 2011	63.50	63.52	63.47	63.52	444,734	+0.04(+0.06%)
Apr 25, 2011	63.44	63.49	63.43	63.48	356,559	+0.02(+0.02%)
Apr 21, 2011	63.41	63.48	63.39	63.46	676,349	+0.07(+0.11%)
Apr 20, 2011	63.41	63.44	63.39	63.39	1,767,934	-0.06(-0.10%)
Apr 19, 2011	63.41	63.45	63.38	63.45	1,905,410	+0.09(+0.14%)
Apr 18, 2011	63.37	63.43	63.36	63.37	554,089	+0.05(+0.07%)
Apr 15, 2011	63.28	63.34	63.27	63.32	589,763	+0.08(+0.12%)
Apr 14, 2011	63.26	63.29	63.21	63.24	537,487	-0.02(-0.02%)
Apr 13, 2011	63.19	63.28	63.17	63.26	891,483	+0.02(+0.04%)
Apr 12, 2011	63.13	63.24	63.11	63.23	488,277	+0.20(+0.31%)
Apr 11, 2011	63.05	63.08	63.02	63.03	378,731	-0.04(-0.06%)
Apr 08, 2011	63.05	63.10	63.01	63.07	326,165	+0.00(+0.00%)
Apr 07, 2011	63.06	63.11	63.03	63.07	335,930	+0.07(+0.11%)
Apr 06, 2011	63.08	63.08	63.00	63.00	810,884	-0.02(-0.04%)
Apr 05, 2011	63.16	63.17	63.03	63.03	807,265	-0.13(-0.21%)
Apr 04, 2011	63.15	63.19	63.13	63.16	361,505	+0.09(+0.14%)
Apr 01, 2011	63.00	63.11	62.96	63.07	1,395,215	+0.01(+0.01%)
Mar 31, 2011	63.17	63.18	63.07	63.07	1,911,721	-0.04(-0.06%)
Mar 30, 2011	63.11	63.14	63.08	63.11	615,969	+0.00(+0.01%)
Mar 29, 2011	63.14	63.14	63.07	63.10	1,036,768	-0.04(-0.06%)
Mar 28, 2011	63.12	63.15	63.09	63.14	800,313	-0.02(-0.02%)
Mar 25, 2011	63.25	63.27	63.11	63.15	867,075	-0.05(-0.07%)
Mar 24, 2011	63.28	63.29	63.20	63.20	379,239	-0.12(-0.18%)
Mar 23, 2011	63.34	63.37	63.29	63.32	507,385	+0.01(+0.02%)
Mar 22, 2011	63.28	63.33	63.26	63.30	407,362	-0.02(-0.02%)
Mar 21, 2011	63.36	63.39	63.30	63.32	563,831	-0.13(-0.21%)
Mar 18, 2011	63.47	63.47	63.38	63.45	605,764	-0.02(-0.02%)
Mar 17, 2011	63.45	63.48	63.40	63.47	1,026,393	+0.03(+0.05%)
Mar 16, 2011	63.40	63.51	63.37	63.43	1,440,680	+0.08(+0.12%)
Mar 15, 2011	63.46	63.46	63.36	63.36	466,645	+0.02(+0.04%)
Mar 14, 2011	63.36	63.43	63.33	63.33	408,320	+0.05(+0.09%)
Mar 11, 2011	63.33	63.34	63.27	63.28	362,772	-0.01(-0.01%)
Mar 10, 2011	63.19	63.31	63.19	63.29	318,432	+0.13(+0.20%)
Mar 09, 2011	63.16	63.21	63.13	63.16	667,856	+0.07(+0.11%)
Mar 08, 2011	63.10	63.11	63.04	63.09	485,789	-0.03(-0.05%)
Mar 07, 2011	63.10	63.18	63.07	63.12	402,106	-0.05(-0.08%)
Mar 04, 2011	63.04	63.18	63.04	63.18	717,489	+0.21(+0.34%)
Mar 03, 2011	63.07	63.07	62.96	62.96	1,581,662	-0.20(-0.32%)
Mar 02, 2011	63.20	63.24	62.70	63.17	596,586	-0.01(-0.01%)

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