Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	39.63	39.87	39.32	39.64	1,286,174	-0.05(-0.13%)
May 30, 2012	40.08	40.26	39.68	39.69	814,213	-0.76(-1.89%)
May 29, 2012	40.38	40.48	39.95	40.46	1,201,104	+0.39(+0.99%)
May 25, 2012	39.97	40.14	39.82	40.06	747,192	+0.16(+0.40%)
May 24, 2012	39.75	40.06	39.44	39.90	946,128	+0.31(+0.78%)
May 23, 2012	39.18	39.67	38.71	39.60	1,218,607	+0.26(+0.67%)
May 22, 2012	39.70	39.95	39.24	39.33	1,185,220	-0.24(-0.60%)
May 21, 2012	39.16	39.64	39.04	39.57	1,146,571	+0.67(+1.73%)
May 18, 2012	39.70	40.00	38.80	38.90	1,138,637	-0.76(-1.92%)
May 17, 2012	40.44	40.50	39.65	39.66	1,059,180	-0.71(-1.75%)
May 16, 2012	40.48	40.64	40.18	40.37	1,095,374	-0.04(-0.11%)
May 15, 2012	40.24	40.59	40.02	40.41	884,945	+0.10(+0.24%)
May 14, 2012	40.07	40.57	39.87	40.31	875,758	-0.11(-0.28%)
May 11, 2012	40.06	40.62	40.01	40.43	862,012	+0.15(+0.37%)
May 10, 2012	39.90	40.41	39.90	40.28	907,421	+0.61(+1.54%)
May 09, 2012	39.48	40.09	39.26	39.67	1,091,417	-0.22(-0.55%)
May 08, 2012	40.18	40.24	39.00	39.88	1,725,348	-0.59(-1.45%)
May 07, 2012	39.90	40.62	39.85	40.47	1,815,605	+0.52(+1.29%)
May 04, 2012	40.43	40.43	39.75	39.95	1,008,797	-0.60(-1.49%)
May 03, 2012	39.98	40.64	39.88	40.56	1,971,541	+0.58(+1.44%)
May 02, 2012	39.81	40.15	39.76	39.98	1,074,517	-0.17(-0.44%)
May 01, 2012	40.16	40.34	39.87	40.16	852,331	+0.10(+0.26%)
Apr 30, 2012	40.26	40.51	40.00	40.05	813,426	-0.29(-0.72%)
Apr 27, 2012	40.63	40.64	40.17	40.34	1,071,729	-0.16(-0.39%)
Apr 26, 2012	38.91	41.29	38.91	40.50	2,011,865	+2.06(+5.37%)
Apr 25, 2012	38.58	38.91	38.31	38.43	1,024,531	+0.24(+0.62%)
Apr 24, 2012	38.56	38.72	38.12	38.20	680,433	-0.38(-1.00%)
Apr 23, 2012	38.44	38.62	38.02	38.58	707,359	-0.27(-0.70%)
Apr 20, 2012	38.49	39.07	38.45	38.85	709,607	+0.47(+1.23%)
Apr 19, 2012	38.77	38.96	38.23	38.38	501,576	-0.31(-0.81%)
Apr 18, 2012	38.89	38.94	38.60	38.70	557,150	-0.31(-0.78%)
Apr 17, 2012	38.63	39.16	38.56	39.00	860,898	+0.66(+1.73%)
Apr 16, 2012	38.47	38.60	38.31	38.34	928,228	+0.05(+0.14%)
Apr 13, 2012	38.40	38.58	38.13	38.28	756,531	-0.22(-0.57%)
Apr 12, 2012	38.01	38.61	37.99	38.50	629,313	+0.52(+1.38%)
Apr 11, 2012	37.57	38.00	37.45	37.98	668,195	+0.83(+2.24%)
Apr 10, 2012	37.61	37.78	37.15	37.15	624,203	-0.62(-1.64%)
Apr 09, 2012	37.73	37.84	37.47	37.77	443,716	-0.53(-1.39%)
Apr 05, 2012	38.20	38.36	38.02	38.30	448,536	-0.06(-0.16%)
Apr 04, 2012	38.59	38.61	38.30	38.36	554,308	-0.59(-1.53%)
Apr 03, 2012	39.12	39.19	38.85	38.96	844,849	-0.21(-0.54%)
Apr 02, 2012	38.63	39.22	38.49	39.17	1,295,944	+0.48(+1.24%)
Mar 30, 2012	38.34	38.77	38.31	38.69	977,460	+0.65(+1.70%)
Mar 29, 2012	37.84	38.15	37.70	38.04	1,017,181	+0.02(+0.05%)
Mar 28, 2012	38.63	38.63	37.89	38.02	1,252,266	-0.55(-1.43%)
Mar 27, 2012	38.98	38.98	38.51	38.57	1,245,963	-0.36(-0.92%)
Mar 26, 2012	38.76	38.93	38.59	38.93	729,009	+0.54(+1.41%)
Mar 23, 2012	38.17	38.42	37.84	38.39	770,433	+0.26(+0.69%)
Mar 22, 2012	37.77	38.20	37.69	38.13	932,504	+0.06(+0.16%)
Mar 21, 2012	38.23	38.26	37.89	38.07	790,124	-0.08(-0.21%)
Mar 20, 2012	38.15	38.35	37.84	38.15	799,199	-0.20(-0.52%)
Mar 19, 2012	38.55	38.59	38.21	38.35	1,121,772	-0.07(-0.18%)
Mar 16, 2012	38.63	38.77	38.18	38.42	1,317,451	-0.22(-0.57%)
Mar 15, 2012	38.31	38.64	38.07	38.63	946,570	+0.26(+0.68%)
Mar 14, 2012	38.68	38.86	38.29	38.37	783,635	-0.31(-0.81%)
Mar 13, 2012	38.68	38.77	38.42	38.69	1,018,305	+0.15(+0.39%)
Mar 12, 2012	37.79	38.91	36.96	38.54	2,211,326	+1.28(+3.42%)
Mar 09, 2012	37.22	37.47	37.10	37.26	843,476	+0.09(+0.24%)
Mar 08, 2012	36.76	37.23	36.76	37.17	991,167	+0.60(+1.65%)
Mar 07, 2012	36.19	36.74	36.13	36.57	419,239	+0.39(+1.09%)
Mar 06, 2012	36.44	36.70	36.13	36.18	693,352	-0.55(-1.50%)
Mar 05, 2012	36.56	36.83	36.40	36.73	498,110	+0.16(+0.43%)
Mar 02, 2012	37.15	37.15	36.54	36.57	854,657	-0.64(-1.71%)

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