Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	55.35	55.65	54.90	54.94	1,272,151	-0.55(-1.00%)
May 30, 2012	55.78	56.10	55.49	55.49	722,402	-0.60(-1.07%)
May 29, 2012	56.18	56.18	55.67	56.09	361,611	+0.42(+0.76%)
May 25, 2012	55.37	55.79	55.18	55.67	315,231	+0.10(+0.18%)
May 24, 2012	55.27	55.62	55.08	55.57	505,569	+0.24(+0.44%)
May 23, 2012	55.05	55.39	54.82	55.32	616,071	+0.05(+0.09%)
May 22, 2012	54.95	55.60	54.90	55.27	543,008	+0.32(+0.59%)
May 21, 2012	54.68	55.11	54.51	54.95	755,756	+0.19(+0.35%)
May 18, 2012	55.56	55.56	54.63	54.76	948,062	-0.70(-1.27%)
May 17, 2012	55.89	55.98	55.45	55.46	1,148,925	-0.25(-0.45%)
May 16, 2012	55.26	55.99	55.10	55.71	755,245	+0.54(+0.98%)
May 15, 2012	55.47	55.62	54.94	55.17	704,497	-0.12(-0.22%)
May 14, 2012	54.89	55.84	54.73	55.29	681,558	+0.21(+0.38%)
May 11, 2012	55.14	55.60	55.00	55.09	713,211	-0.16(-0.30%)
May 10, 2012	54.61	55.27	54.54	55.25	978,003	+0.87(+1.60%)
May 09, 2012	53.99	54.58	53.84	54.38	672,374	+0.08(+0.15%)
May 08, 2012	54.10	54.34	53.95	54.30	643,026	-0.02(-0.04%)
May 07, 2012	54.15	54.60	54.15	54.33	567,731	+0.14(+0.26%)
May 04, 2012	55.08	55.28	54.03	54.18	1,275,947	-0.99(-1.80%)
May 03, 2012	56.17	56.22	55.15	55.17	1,208,700	-1.15(-2.04%)
May 02, 2012	56.63	56.89	56.24	56.32	767,047	-0.50(-0.88%)
May 01, 2012	56.84	57.26	56.44	56.82	696,124	+0.04(+0.08%)
Apr 30, 2012	56.61	56.81	56.32	56.78	768,447	+0.19(+0.33%)
Apr 27, 2012	56.74	56.91	56.56	56.59	433,102	-0.02(-0.04%)
Apr 26, 2012	56.07	56.63	55.89	56.61	683,742	+0.48(+0.85%)
Apr 25, 2012	56.19	56.25	55.89	56.14	943,867	+0.27(+0.49%)
Apr 24, 2012	55.82	56.37	55.75	55.87	500,419	+0.23(+0.41%)
Apr 23, 2012	56.59	56.64	55.43	55.64	1,415,895	-1.38(-2.43%)
Apr 20, 2012	56.58	57.37	56.56	57.02	748,402	+0.51(+0.91%)
Apr 19, 2012	56.70	56.85	56.35	56.51	495,433	-0.16(-0.28%)
Apr 18, 2012	56.81	56.91	56.46	56.66	494,825	-0.28(-0.49%)
Apr 17, 2012	56.46	57.04	56.37	56.94	795,907	+0.75(+1.33%)
Apr 16, 2012	56.70	56.79	56.18	56.19	904,144	-0.31(-0.56%)
Apr 13, 2012	56.57	57.01	56.50	56.51	1,032,000	-0.09(-0.15%)
Apr 12, 2012	56.90	56.90	56.42	56.59	1,099,042	-0.30(-0.53%)
Apr 11, 2012	57.74	57.84	56.74	56.89	826,822	-0.37(-0.65%)
Apr 10, 2012	57.58	57.83	57.22	57.26	993,899	-0.34(-0.59%)
Apr 09, 2012	57.37	57.80	57.36	57.61	703,494	-0.24(-0.41%)
Apr 05, 2012	57.86	57.98	57.64	57.84	796,106	-0.01(-0.02%)
Apr 04, 2012	57.77	58.17	57.71	57.86	1,145,588	-0.20(-0.34%)
Apr 03, 2012	58.09	58.45	57.68	58.05	955,954	-0.01(-0.02%)
Apr 02, 2012	58.00	58.22	57.62	58.07	801,501	+0.06(+0.10%)
Mar 30, 2012	58.10	58.23	57.60	58.01	752,649	+0.19(+0.33%)
Mar 29, 2012	57.60	57.82	57.24	57.82	846,676	+0.06(+0.10%)
Mar 28, 2012	57.56	57.78	57.43	57.76	632,832	+0.26(+0.46%)
Mar 27, 2012	57.09	57.52	57.09	57.50	685,018	+0.32(+0.56%)
Mar 26, 2012	57.26	57.56	57.00	57.18	893,921	+0.14(+0.24%)
Mar 23, 2012	56.75	57.21	56.69	57.04	1,058,461	+0.36(+0.63%)
Mar 22, 2012	56.24	56.70	56.00	56.69	1,061,498	+0.22(+0.39%)
Mar 21, 2012	56.33	56.72	55.94	56.46	1,372,007	+0.05(+0.09%)
Mar 20, 2012	55.62	56.49	55.47	56.41	1,093,085	+0.41(+0.73%)
Mar 19, 2012	55.40	56.14	55.25	56.01	1,027,788	+0.34(+0.60%)
Mar 16, 2012	55.41	55.82	55.20	55.67	1,597,605	+0.23(+0.41%)
Mar 15, 2012	54.48	55.45	54.30	55.45	1,517,569	+1.26(+2.33%)
Mar 14, 2012	54.26	54.47	54.02	54.18	924,297	-0.21(-0.39%)
Mar 13, 2012	53.91	54.43	53.73	54.40	743,994	+0.59(+1.10%)
Mar 12, 2012	53.35	54.02	53.13	53.81	1,199,897	+0.01(+0.03%)
Mar 09, 2012	53.84	53.93	53.43	53.79	755,568	-0.09(-0.17%)
Mar 08, 2012	53.83	53.98	53.39	53.88	1,026,570	+0.29(+0.53%)
Mar 07, 2012	53.66	53.83	53.16	53.60	1,584,360	+0.21(+0.40%)
Mar 06, 2012	54.13	54.28	53.36	53.38	1,327,272	-1.15(-2.11%)
Mar 05, 2012	54.31	54.53	54.15	54.53	1,114,601	+0.09(+0.17%)
Mar 02, 2012	54.18	54.44	53.91	54.44	1,185,433	+0.36(+0.66%)

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