Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	38.65	38.72	38.41	38.51	492,714	-0.17(-0.44%)
May 23, 2011	38.98	39.10	38.43	38.68	677,977	-0.60(-1.53%)
May 20, 2011	40.00	40.16	39.23	39.28	1,572,616	-0.81(-2.02%)
May 19, 2011	39.79	40.15	39.52	40.09	1,050,406	+0.46(+1.16%)
May 18, 2011	39.19	39.68	39.11	39.63	618,026	+0.44(+1.12%)
May 17, 2011	39.00	39.24	38.80	39.19	812,381	+0.03(+0.08%)
May 16, 2011	38.45	39.28	38.45	39.16	1,130,466	+0.48(+1.24%)
May 13, 2011	39.00	39.15	38.40	38.68	1,141,854	-0.27(-0.69%)
May 12, 2011	38.38	39.00	38.16	38.95	622,248	+0.34(+0.88%)
May 11, 2011	38.71	38.83	38.18	38.61	641,560	-0.15(-0.39%)
May 10, 2011	38.75	38.88	38.38	38.76	412,322	+0.15(+0.39%)
May 09, 2011	38.33	38.70	38.07	38.61	498,585	+0.29(+0.76%)
May 06, 2011	38.29	38.68	38.05	38.32	859,894	+0.27(+0.71%)
May 05, 2011	37.53	38.21	37.40	38.05	1,175,546	+0.43(+1.14%)
May 04, 2011	37.67	37.90	37.36	37.62	903,714	-0.14(-0.37%)
May 03, 2011	38.02	38.03	37.55	37.76	703,200	-0.25(-0.66%)
May 02, 2011	37.97	38.17	37.67	38.01	932,429	+0.46(+1.23%)
Apr 29, 2011	38.23	38.23	37.53	37.55	1,456,094	-0.75(-1.96%)
Apr 28, 2011	36.94	38.74	36.45	38.30	1,592,228	+1.54(+4.19%)
Apr 27, 2011	36.51	36.90	36.39	36.76	830,147	+0.36(+0.99%)
Apr 26, 2011	36.21	36.74	36.20	36.40	612,127	+0.22(+0.61%)
Apr 25, 2011	36.18	36.24	35.86	36.18	686,521	+0.14(+0.39%)
Apr 21, 2011	36.03	36.41	36.02	36.04	692,212	+0.15(+0.42%)
Apr 20, 2011	35.51	35.92	35.51	35.89	811,249	+0.79(+2.25%)
Apr 19, 2011	35.01	35.19	34.76	35.10	855,914	+0.10(+0.29%)
Apr 18, 2011	35.84	35.93	34.84	35.00	1,322,664	-1.13(-3.13%)
Apr 15, 2011	36.08	36.47	35.92	36.13	852,402	+0.19(+0.53%)
Apr 14, 2011	35.86	36.05	35.53	35.94	764,886	-0.01(-0.03%)
Apr 13, 2011	36.22	36.50	35.76	35.95	814,069	-0.17(-0.47%)
Apr 12, 2011	36.49	36.52	36.00	36.12	782,862	-0.48(-1.31%)
Apr 11, 2011	36.61	36.89	36.49	36.60	524,527	+0.11(+0.30%)
Apr 08, 2011	36.81	37.03	36.33	36.49	600,595	-0.28(-0.76%)
Apr 07, 2011	36.90	37.35	36.69	36.77	676,905	-0.21(-0.57%)
Apr 06, 2011	37.13	37.20	36.70	36.98	584,464	+0.13(+0.35%)
Apr 05, 2011	36.91	37.11	36.77	36.85	639,676	-0.22(-0.59%)
Apr 04, 2011	37.20	37.28	36.93	37.07	869,657	+0.08(+0.22%)
Apr 01, 2011	37.00	37.36	36.90	36.99	1,035,527	+0.00(+0.00%)
Mar 31, 2011	36.61	37.15	36.56	36.99	892,279	+0.51(+1.40%)
Mar 30, 2011	36.49	36.53	36.14	36.48	687,744	+0.30(+0.83%)
Mar 29, 2011	35.78	36.18	35.62	36.18	465,184	+0.41(+1.15%)
Mar 28, 2011	36.28	36.29	35.73	35.77	871,868	-0.37(-1.02%)
Mar 25, 2011	36.09	36.50	35.94	36.14	570,102	+0.01(+0.03%)
Mar 24, 2011	35.84	36.20	35.42	36.13	681,028	+0.55(+1.55%)
Mar 23, 2011	35.56	35.71	35.03	35.58	1,205,073	-0.03(-0.08%)
Mar 22, 2011	35.62	35.78	34.83	35.61	1,337,417	-0.12(-0.34%)
Mar 21, 2011	35.79	36.07	35.48	35.73	748,732	+0.52(+1.48%)
Mar 18, 2011	34.89	35.43	34.89	35.21	1,290,680	+0.22(+0.63%)
Mar 17, 2011	35.43	35.58	34.92	34.99	795,638	+0.03(+0.09%)
Mar 16, 2011	35.50	35.50	34.85	34.96	1,638,469	-0.67(-1.88%)
Mar 15, 2011	34.24	35.98	34.00	35.63	2,552,558	-1.55(-4.17%)
Mar 14, 2011	37.23	37.33	37.01	37.18	1,015,322	-0.22(-0.59%)
Mar 11, 2011	36.68	37.48	36.65	37.40	1,028,054	+0.52(+1.41%)
Mar 10, 2011	36.90	37.05	36.53	36.88	1,157,687	-0.51(-1.36%)
Mar 09, 2011	37.75	37.91	37.37	37.39	947,073	-0.50(-1.32%)
Mar 08, 2011	37.92	38.00	37.70	37.89	1,189,376	-0.05(-0.13%)
Mar 07, 2011	37.80	38.49	37.37	37.94	2,175,119	+0.23(+0.61%)
Mar 04, 2011	37.46	37.72	37.08	37.71	928,588	+0.24(+0.64%)
Mar 03, 2011	36.94	37.47	36.88	37.47	622,567	+0.81(+2.21%)
Mar 02, 2011	36.68	36.88	36.38	36.66	635,345	-0.10(-0.27%)

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