Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	41.01	41.30	40.77	41.20	122,226	-0.09(-0.22%)
May 20, 2011	40.95	41.30	40.66	41.29	182,893	+0.07(+0.17%)
May 19, 2011	41.40	41.40	41.11	41.22	161,652	-0.21(-0.51%)
May 18, 2011	41.13	41.50	40.91	41.43	124,365	+0.28(+0.68%)
May 17, 2011	40.74	41.19	40.73	41.15	129,984	+0.22(+0.54%)
May 16, 2011	41.00	41.27	40.79	40.93	154,989	-0.09(-0.22%)
May 13, 2011	40.64	41.13	40.64	41.02	151,445	+0.32(+0.79%)
May 12, 2011	40.55	40.88	40.35	40.70	125,312	-0.09(-0.22%)
May 11, 2011	40.88	41.28	40.70	40.79	232,287	-0.36(-0.87%)
May 10, 2011	41.37	41.42	40.97	41.15	171,519	-0.50(-1.20%)
May 09, 2011	41.50	41.98	41.36	41.65	123,547	-0.14(-0.34%)
May 06, 2011	41.42	42.27	41.41	41.79	287,644	+0.28(+0.67%)
May 05, 2011	41.00	42.12	41.00	41.51	575,800	-0.39(-0.93%)
May 04, 2011	40.15	42.09	40.15	41.90	653,918	+1.85(+4.62%)
May 03, 2011	39.82	40.13	39.75	40.05	167,942	-0.08(-0.20%)
May 02, 2011	39.89	40.13	40.03	40.13	152,526	+0.25(+0.63%)
Apr 29, 2011	39.26	39.88	39.21	39.88	230,648	+0.52(+1.32%)
Apr 28, 2011	39.32	39.91	39.26	39.36	188,242	-0.05(-0.13%)
Apr 27, 2011	39.49	39.69	39.41	39.41	143,765	-0.14(-0.35%)
Apr 26, 2011	39.58	39.85	39.40	39.55	97,424	-0.14(-0.35%)
Apr 25, 2011	39.67	39.87	39.62	39.69	97,600	-0.16(-0.40%)
Apr 21, 2011	39.95	40.11	39.68	39.85	73,934	-0.04(-0.10%)
Apr 20, 2011	40.28	40.28	39.84	39.89	273,106	-0.39(-0.97%)
Apr 19, 2011	39.79	40.45	39.71	40.28	489,245	+0.49(+1.23%)
Apr 18, 2011	39.45	40.10	39.27	39.79	398,161	+0.34(+0.86%)
Apr 15, 2011	38.94	39.56	38.94	39.45	370,370	+0.40(+1.02%)
Apr 14, 2011	38.50	39.21	38.50	39.05	183,049	+0.25(+0.64%)
Apr 13, 2011	38.72	39.22	38.45	38.80	220,655	+0.11(+0.28%)
Apr 12, 2011	38.96	39.27	38.30	38.69	283,340	-0.57(-1.45%)
Apr 11, 2011	38.69	39.37	38.69	39.26	455,055	+0.44(+1.13%)
Apr 08, 2011	38.10	38.87	37.99	38.82	355,376	+0.89(+2.35%)
Apr 07, 2011	38.11	38.19	37.85	37.93	255,824	-0.18(-0.47%)
Apr 06, 2011	38.12	38.28	38.00	38.11	255,966	-0.01(-0.03%)
Apr 05, 2011	38.25	38.36	38.05	38.12	299,992	-0.16(-0.42%)
Apr 04, 2011	38.54	38.76	38.22	38.28	133,443	-0.18(-0.47%)
Apr 01, 2011	38.94	39.03	38.36	38.46	233,587	-0.39(-1.00%)
Mar 31, 2011	38.96	39.16	38.52	38.85	343,777	-0.08(-0.21%)
Mar 30, 2011	38.31	38.96	38.27	38.93	285,666	+0.61(+1.59%)
Mar 29, 2011	38.04	38.45	37.90	38.32	203,120	+0.42(+1.11%)
Mar 28, 2011	38.32	38.37	37.81	37.90	140,946	-0.36(-0.94%)
Mar 25, 2011	38.26	38.45	38.10	38.26	249,078	-0.24(-0.62%)
Mar 24, 2011	38.27	38.58	38.13	38.50	179,163	+0.19(+0.50%)
Mar 23, 2011	38.51	38.71	38.31	38.31	163,908	-0.30(-0.78%)
Mar 22, 2011	38.75	39.00	38.61	38.61	157,451	-0.21(-0.54%)
Mar 21, 2011	38.27	38.90	38.65	38.82	196,705	+0.34(+0.88%)
Mar 18, 2011	38.83	38.94	38.28	38.48	517,838	-0.14(-0.36%)
Mar 17, 2011	38.82	38.97	38.26	38.62	381,369	+0.12(+0.31%)
Mar 16, 2011	38.02	38.61	37.93	38.50	273,693	+0.31(+0.81%)
Mar 15, 2011	38.17	38.28	37.79	38.19	147,438	-0.12(-0.31%)
Mar 14, 2011	38.22	38.43	38.20	38.31	132,539	-0.05(-0.13%)
Mar 11, 2011	38.50	38.93	38.24	38.36	480,943	-0.57(-1.46%)
Mar 10, 2011	39.20	39.27	38.87	38.93	583,518	-0.24(-0.61%)
Mar 09, 2011	38.82	39.20	38.75	39.17	367,178	+0.31(+0.80%)
Mar 08, 2011	38.70	39.11	38.70	38.86	361,484	+0.16(+0.41%)
Mar 07, 2011	39.35	39.40	38.58	38.70	263,899	-0.74(-1.88%)
Mar 04, 2011	39.66	39.66	39.30	39.44	282,472	-0.03(-0.08%)
Mar 03, 2011	39.45	39.54	39.18	39.47	379,482	+0.02(+0.05%)
Mar 02, 2011	39.00	39.45	39.00	39.45	151,537	+0.45(+1.15%)

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