Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	37.79	37.79	37.12	37.49	514,309	-0.40(-1.04%)
May 30, 2012	38.22	38.44	37.71	37.89	289,859	-0.81(-2.10%)
May 29, 2012	38.27	38.84	38.11	38.70	304,003	+0.60(+1.58%)
May 25, 2012	38.36	38.63	37.92	38.10	318,301	-0.30(-0.77%)
May 24, 2012	38.48	38.73	37.99	38.40	466,044	+0.10(+0.26%)
May 23, 2012	37.93	38.41	37.36	38.30	320,912	+0.12(+0.31%)
May 22, 2012	38.12	38.39	37.99	38.18	336,796	+0.15(+0.39%)
May 21, 2012	37.45	38.12	37.16	38.03	450,842	+0.74(+1.99%)
May 18, 2012	37.58	37.60	37.14	37.29	419,505	-0.12(-0.32%)
May 17, 2012	38.88	38.88	37.41	37.41	401,756	-1.41(-3.62%)
May 16, 2012	39.50	39.68	38.75	38.81	334,220	-0.50(-1.28%)
May 15, 2012	39.51	39.97	39.26	39.32	376,496	-0.27(-0.67%)
May 14, 2012	39.57	40.06	39.41	39.58	612,032	-0.52(-1.31%)
May 11, 2012	40.18	40.82	39.96	40.11	639,785	-0.46(-1.12%)
May 10, 2012	41.26	41.32	40.43	40.56	496,138	-0.28(-0.68%)
May 09, 2012	41.57	41.63	40.72	40.84	830,823	-1.28(-3.03%)
May 08, 2012	41.33	42.12	40.97	42.12	706,863	+0.41(+0.97%)
May 07, 2012	41.03	41.81	40.80	41.71	592,474	+0.52(+1.27%)
May 04, 2012	42.33	42.34	41.07	41.19	500,981	-1.38(-3.23%)
May 03, 2012	43.19	43.37	42.44	42.56	386,231	-0.60(-1.40%)
May 02, 2012	43.47	43.47	42.93	43.16	678,000	-0.42(-0.95%)
May 01, 2012	43.47	44.06	43.24	43.58	539,351	-0.09(-0.20%)
Apr 30, 2012	44.31	44.31	43.42	43.67	323,919	-0.70(-1.58%)
Apr 27, 2012	44.30	44.56	43.90	44.37	387,055	+0.33(+0.74%)
Apr 26, 2012	43.66	44.33	43.42	44.05	560,529	+0.29(+0.66%)
Apr 25, 2012	43.45	43.79	42.94	43.76	748,522	+0.52(+1.21%)
Apr 24, 2012	44.59	46.29	42.90	43.23	1,680,593	-3.27(-7.02%)
Apr 23, 2012	46.40	46.50	45.68	46.50	345,134	-0.68(-1.45%)
Apr 20, 2012	46.66	47.39	46.50	47.18	326,250	+0.85(+1.84%)
Apr 19, 2012	46.95	47.45	46.01	46.33	198,020	-0.57(-1.22%)
Apr 18, 2012	46.52	47.08	46.27	46.91	250,013	+0.06(+0.13%)
Apr 17, 2012	46.88	47.44	46.79	46.85	315,681	+0.27(+0.57%)
Apr 16, 2012	46.74	47.05	46.14	46.58	156,193	+0.07(+0.15%)
Apr 13, 2012	46.79	47.14	46.43	46.51	199,519	-0.54(-1.16%)
Apr 12, 2012	45.87	47.24	45.83	47.05	200,954	+1.15(+2.50%)
Apr 11, 2012	45.80	45.99	45.31	45.91	232,491	+0.69(+1.53%)
Apr 10, 2012	46.23	46.37	44.99	45.21	279,044	-1.25(-2.68%)
Apr 09, 2012	46.62	46.71	46.28	46.46	155,001	-1.05(-2.21%)
Apr 05, 2012	47.58	47.96	47.34	47.51	286,498	-0.28(-0.58%)
Apr 04, 2012	47.92	48.08	47.36	47.79	214,672	-0.74(-1.53%)
Apr 03, 2012	48.27	48.73	48.01	48.53	299,256	+0.09(+0.18%)
Apr 02, 2012	47.98	48.51	47.47	48.44	546,132	+0.45(+0.93%)
Mar 30, 2012	47.50	48.27	47.31	47.99	471,140	+0.80(+1.70%)
Mar 29, 2012	46.90	47.32	46.53	47.19	146,297	-0.10(-0.21%)
Mar 28, 2012	47.48	47.52	46.62	47.29	173,790	-0.18(-0.38%)
Mar 27, 2012	47.13	47.74	47.13	47.47	217,046	+0.26(+0.54%)
Mar 26, 2012	46.71	47.61	46.69	47.21	207,392	+1.00(+2.16%)
Mar 23, 2012	46.47	46.51	45.87	46.21	225,921	-0.18(-0.38%)
Mar 22, 2012	46.46	46.69	45.98	46.39	228,433	-0.66(-1.41%)
Mar 21, 2012	46.97	47.28	46.89	47.05	365,237	+0.20(+0.42%)
Mar 20, 2012	47.35	47.49	46.56	46.86	72,335	-0.83(-1.74%)
Mar 19, 2012	47.44	48.09	47.22	47.69	147,143	+0.25(+0.52%)
Mar 16, 2012	48.17	48.31	47.42	47.44	336,669	-0.77(-1.60%)
Mar 15, 2012	47.90	48.36	47.42	48.21	106,056	+0.51(+1.08%)
Mar 14, 2012	47.79	47.96	47.46	47.70	133,937	-0.24(-0.50%)
Mar 13, 2012	47.43	47.93	46.99	47.93	237,731	+0.87(+1.85%)
Mar 12, 2012	47.42	47.44	46.85	47.06	200,420	-0.45(-0.94%)
Mar 09, 2012	46.94	47.89	46.81	47.51	181,324	+0.60(+1.29%)
Mar 08, 2012	46.59	47.39	46.42	46.91	262,559	+0.66(+1.43%)
Mar 07, 2012	45.83	46.40	45.68	46.24	201,144	+0.53(+1.17%)
Mar 06, 2012	46.86	47.01	45.31	45.71	490,748	-1.88(-3.95%)
Mar 05, 2012	47.22	47.77	47.04	47.59	232,670	+0.16(+0.33%)
Mar 02, 2012	48.11	48.39	47.31	47.43	166,958	-0.81(-1.68%)

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