Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	55.34	55.38	54.70	55.08	82,059	-0.21(-0.38%)
May 30, 2012	55.32	55.44	55.17	55.30	55,201	-0.39(-0.70%)
May 29, 2012	55.75	55.95	55.43	55.69	75,037	+0.15(+0.27%)
May 25, 2012	55.50	55.74	55.35	55.53	47,192	+0.03(+0.06%)
May 24, 2012	55.09	55.52	55.08	55.50	66,638	+0.52(+0.94%)
May 23, 2012	55.03	55.09	54.45	54.98	70,997	-0.30(-0.55%)
May 22, 2012	55.51	55.80	55.12	55.29	74,261	-0.14(-0.24%)
May 21, 2012	54.75	55.44	54.75	55.42	80,259	+0.69(+1.27%)
May 18, 2012	55.49	55.49	54.56	54.73	134,834	-0.51(-0.92%)
May 17, 2012	55.97	55.97	55.24	55.24	86,234	-0.69(-1.24%)
May 16, 2012	55.99	56.18	55.86	55.93	108,457	+0.07(+0.12%)
May 15, 2012	56.07	56.28	55.71	55.86	182,881	-0.28(-0.50%)
May 14, 2012	55.97	56.39	55.77	56.14	96,322	-0.22(-0.39%)
May 11, 2012	56.23	56.71	56.23	56.36	107,247	-0.01(-0.01%)
May 10, 2012	56.26	56.59	56.24	56.37	108,944	+0.43(+0.77%)
May 09, 2012	56.02	56.27	55.65	55.94	170,689	-0.52(-0.93%)
May 08, 2012	56.11	56.50	55.75	56.46	64,518	+0.08(+0.14%)
May 07, 2012	55.89	56.53	55.80	56.39	59,911	+0.25(+0.45%)
May 04, 2012	56.69	56.69	56.06	56.13	56,033	-0.76(-1.34%)
May 03, 2012	57.24	57.24	56.76	56.90	18,476	-0.32(-0.56%)
May 02, 2012	56.88	57.23	56.88	57.22	294,847	+0.04(+0.07%)
May 01, 2012	56.99	57.42	56.74	57.18	61,379	+0.19(+0.33%)
Apr 30, 2012	57.18	57.26	56.89	56.99	390,211	-0.19(-0.34%)
Apr 27, 2012	57.25	57.32	56.91	57.18	43,338	+0.18(+0.31%)
Apr 26, 2012	56.88	57.13	56.66	57.01	45,789	-0.02(-0.03%)
Apr 25, 2012	56.77	57.10	56.57	57.02	53,037	+0.68(+1.20%)
Apr 24, 2012	56.18	56.42	56.09	56.35	48,772	+0.18(+0.32%)
Apr 23, 2012	56.24	56.24	55.93	56.17	63,799	-0.44(-0.78%)
Apr 20, 2012	56.57	56.89	56.43	56.61	52,501	+0.30(+0.54%)
Apr 19, 2012	56.46	56.72	56.07	56.30	38,502	+0.18(+0.32%)
Apr 18, 2012	56.23	56.28	56.07	56.12	31,961	-0.08(-0.14%)
Apr 17, 2012	55.44	56.29	55.42	56.20	163,714	+0.77(+1.39%)
Apr 16, 2012	55.36	55.65	55.17	55.43	79,858	-0.05(-0.09%)
Apr 13, 2012	55.92	55.96	55.46	55.48	67,355	-0.55(-0.98%)
Apr 12, 2012	55.81	56.13	55.77	56.03	44,787	+0.35(+0.62%)
Apr 11, 2012	55.85	55.95	55.66	55.69	114,489	+0.25(+0.46%)
Apr 10, 2012	56.19	56.31	55.42	55.43	82,204	-0.83(-1.48%)
Apr 09, 2012	56.63	56.63	56.24	56.26	66,108	-0.83(-1.45%)
Apr 05, 2012	56.83	57.12	56.67	57.09	90,627	+0.02(+0.03%)
Apr 04, 2012	57.22	57.23	56.94	57.07	79,106	-0.45(-0.78%)
Apr 03, 2012	57.27	57.58	57.18	57.52	78,981	+0.12(+0.21%)
Apr 02, 2012	57.29	57.51	57.17	57.40	116,324	+0.19(+0.33%)
Mar 30, 2012	56.95	57.30	56.95	57.22	76,447	+0.41(+0.73%)
Mar 29, 2012	56.52	56.87	56.35	56.80	58,573	+0.09(+0.16%)
Mar 28, 2012	56.92	57.11	56.42	56.71	64,079	-0.18(-0.31%)
Mar 27, 2012	56.94	57.10	56.85	56.89	60,756	+0.06(+0.10%)
Mar 26, 2012	56.17	56.83	56.17	56.83	70,921	+0.98(+1.76%)
Mar 23, 2012	55.59	55.87	55.53	55.85	119,509	+0.19(+0.35%)
Mar 22, 2012	55.63	55.72	55.45	55.65	41,438	-0.17(-0.30%)
Mar 21, 2012	55.90	55.96	55.70	55.82	62,242	+0.03(+0.06%)
Mar 20, 2012	55.74	55.95	55.74	55.79	84,384	-0.36(-0.65%)
Mar 19, 2012	56.03	56.28	55.92	56.15	44,397	+0.09(+0.17%)
Mar 16, 2012	56.13	56.25	56.00	56.06	46,657	-0.04(-0.08%)
Mar 15, 2012	55.94	56.15	55.80	56.10	49,400	+0.22(+0.39%)
Mar 14, 2012	55.80	56.07	55.76	55.88	39,100	-0.07(-0.12%)
Mar 13, 2012	55.45	55.96	55.42	55.95	36,316	+0.80(+1.46%)
Mar 12, 2012	55.30	55.35	55.08	55.14	31,466	-0.09(-0.17%)
Mar 09, 2012	55.03	55.42	55.03	55.24	33,444	+0.26(+0.48%)
Mar 08, 2012	54.66	55.08	54.66	54.97	56,261	+0.66(+1.22%)
Mar 07, 2012	54.14	54.37	53.98	54.31	52,255	+0.30(+0.55%)
Mar 06, 2012	54.48	54.57	53.91	54.02	361,214	-0.80(-1.45%)
Mar 05, 2012	54.98	55.05	54.73	54.81	65,158	-0.19(-0.34%)
Mar 02, 2012	55.16	55.16	54.81	55.00	44,949	-0.18(-0.32%)

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