Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	73.52	74.06	73.05	73.66	1,042,819	+0.52(+0.71%)
May 30, 2012	73.29	73.33	72.55	73.14	462,661	-0.35(-0.48%)
May 29, 2012	72.40	73.55	72.40	73.49	383,370	+1.10(+1.52%)
May 28, 2012	72.38	72.58	71.72	72.39	480,022	+0.49(+0.68%)
May 25, 2012	72.67	72.77	71.83	71.90	362,020	-0.73(-1.01%)
May 24, 2012	73.25	73.89	72.30	72.63	628,507	-0.59(-0.81%)
May 23, 2012	72.63	73.32	71.91	73.22	314,677	+0.38(+0.52%)
May 22, 2012	72.14	73.00	72.14	72.84	729,004	+1.05(+1.46%)
May 18, 2012		71.79	71.79	71.79	0	-0.44(-0.61%)
May 17, 2012	73.35	73.55	72.09	72.23	393,090	-1.17(-1.59%)
May 16, 2012	73.61	73.96	73.00	73.40	831,157	-0.04(-0.05%)
May 15, 2012	73.30	73.79	73.25	73.44	372,937	+0.14(+0.19%)
May 14, 2012	73.05	73.43	72.72	73.30	395,695	-0.16(-0.22%)
May 11, 2012	73.07	74.13	73.00	73.46	253,144	+0.15(+0.20%)
May 10, 2012	74.61	74.96	73.09	73.31	548,023	-1.14(-1.53%)
May 09, 2012	72.92	74.74	72.21	74.45	642,355	+1.30(+1.78%)
May 08, 2012	73.70	73.70	72.04	73.15	2,013,219	-0.65(-0.88%)
May 07, 2012	72.99	73.98	72.65	73.80	559,182	+0.81(+1.11%)
May 04, 2012	75.00	75.04	72.83	72.99	750,726	-2.04(-2.72%)
May 03, 2012	76.40	77.08	75.01	75.03	466,047	-1.50(-1.96%)
May 02, 2012	76.53	77.03	76.26	76.53	343,142	-0.42(-0.55%)
May 01, 2012	77.39	77.39	76.75	76.95	240,373	-0.15(-0.19%)
Apr 30, 2012	77.03	77.26	76.59	77.10	541,428	-0.17(-0.22%)
Apr 27, 2012	76.82	77.33	76.60	77.27	286,179	+0.28(+0.36%)
Apr 26, 2012	77.04	77.45	76.54	76.99	204,048	-0.34(-0.44%)
Apr 25, 2012	77.73	77.73	77.05	77.33	274,364	+0.05(+0.06%)
Apr 24, 2012	77.66	77.96	76.91	77.28	452,368	-0.45(-0.58%)
Apr 23, 2012	77.87	78.25	77.34	77.73	552,930	-0.91(-1.16%)
Apr 20, 2012	78.07	78.72	78.07	78.64	369,506	+0.59(+0.76%)
Apr 19, 2012	78.85	78.94	77.84	78.05	518,113	-0.64(-0.81%)
Apr 18, 2012	78.60	79.20	78.38	78.69	286,336	+0.09(+0.11%)
Apr 17, 2012	78.53	79.07	78.03	78.60	528,390	+0.26(+0.33%)
Apr 16, 2012	77.77	78.57	77.57	78.34	1,445,259	+0.58(+0.75%)
Apr 13, 2012	78.57	78.60	77.33	77.76	503,757	-0.79(-1.01%)
Apr 12, 2012	77.82	78.85	77.62	78.55	830,612	+0.60(+0.77%)
Apr 11, 2012	77.53	78.24	77.53	77.95	398,687	+0.42(+0.54%)
Apr 10, 2012	77.62	77.98	76.86	77.53	617,091	-0.47(-0.60%)
Apr 09, 2012	78.10	78.36	77.78	78.00	362,006	-0.67(-0.85%)
Apr 05, 2012	79.06	79.18	78.32	78.67	474,183	-0.78(-0.98%)
Apr 04, 2012	79.00	79.58	78.44	79.45	541,496	+0.02(+0.03%)
Apr 03, 2012	79.03	79.79	78.96	79.43	514,874	-0.05(-0.06%)
Apr 02, 2012	78.97	79.88	78.96	79.48	703,415	+0.11(+0.14%)
Mar 30, 2012	79.51	79.98	79.19	79.37	808,505	-0.15(-0.19%)
Mar 29, 2012	79.63	79.89	78.90	79.52	532,384	-0.59(-0.74%)
Mar 28, 2012	79.83	80.17	79.19	80.11	459,226	-0.03(-0.04%)
Mar 27, 2012	80.50	80.50	79.91	80.14	466,623	-1.04(-1.28%)
Mar 26, 2012	80.45	81.27	80.41	81.18	919,489	+0.97(+1.21%)
Mar 23, 2012	80.40	80.50	79.85	80.21	438,865	-0.19(-0.24%)
Mar 22, 2012	80.30	80.90	80.05	80.40	391,534	+0.02(+0.02%)
Mar 21, 2012	80.06	80.85	80.06	80.38	541,909	-0.01(-0.01%)
Mar 20, 2012	79.46	80.76	79.08	80.39	479,441	+0.54(+0.68%)
Mar 19, 2012	80.40	80.93	79.73	79.85	528,493	-0.58(-0.72%)
Mar 16, 2012	80.00	81.00	80.00	80.43	1,356,222	+0.35(+0.44%)
Mar 15, 2012	78.76	80.08	78.76	80.08	854,186	+1.08(+1.37%)
Mar 14, 2012	79.31	79.69	78.94	79.00	634,803	-0.55(-0.69%)
Mar 13, 2012	78.53	79.58	78.35	79.55	710,404	+1.02(+1.30%)
Mar 12, 2012	78.50	78.90	78.11	78.53	360,672	-0.10(-0.13%)
Mar 09, 2012	78.42	78.72	78.20	78.63	332,837	+0.21(+0.27%)
Mar 08, 2012	77.99	78.68	77.80	78.42	551,343	+0.72(+0.93%)
Mar 07, 2012	77.66	77.94	77.31	77.70	615,922	-0.31(-0.40%)
Mar 06, 2012	77.97	78.50	77.74	78.01	588,087	-0.53(-0.67%)
Mar 05, 2012	78.20	78.84	77.84	78.54	722,270	+0.22(+0.28%)
Mar 02, 2012	78.42	78.46	77.89	78.32	631,644	+0.84(+1.08%)

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