Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	49.36	49.46	48.27	49.11	102,391	+1.13(+2.36%)
May 23, 2011	47.71	48.42	47.45	47.98	161,748	-0.71(-1.46%)
May 20, 2011	47.93	48.78	47.15	48.69	400,245	+0.75(+1.56%)
May 19, 2011	48.80	49.22	47.94	47.94	207,855	-0.35(-0.72%)
May 18, 2011	48.65	48.85	48.20	48.29	241,179	+0.34(+0.71%)
May 17, 2011	47.46	48.03	46.58	47.95	512,611	+0.14(+0.29%)
May 16, 2011	49.75	49.89	47.81	47.81	346,260	-2.68(-5.31%)
May 13, 2011	50.57	51.16	49.92	50.49	272,668	+0.32(+0.64%)
May 12, 2011	50.56	50.80	49.49	50.17	423,512	-1.27(-2.47%)
May 11, 2011	53.90	54.00	50.46	51.44	559,699	-3.51(-6.39%)
May 10, 2011	54.46	55.42	54.11	54.95	183,689	+0.75(+1.38%)
May 09, 2011	51.92	54.20	51.92	54.20	187,585	+3.21(+6.30%)
May 06, 2011	50.56	52.14	50.54	50.99	212,449	+0.46(+0.91%)
May 05, 2011	53.03	53.13	50.14	50.53	749,056	-3.78(-6.96%)
May 04, 2011	54.16	54.60	53.71	54.31	198,144	-0.27(-0.49%)
May 03, 2011	54.82	55.02	54.22	54.58	140,044	-0.14(-0.26%)
May 02, 2011	54.77	54.83	54.71	54.72	126,425	-1.02(-1.83%)
Apr 29, 2011	55.29	55.81	55.18	55.74	67,841	+0.53(+0.96%)
Apr 28, 2011	55.39	55.81	54.60	55.21	86,497	-0.20(-0.36%)
Apr 27, 2011	54.61	55.41	54.06	55.41	132,057	+1.23(+2.27%)
Apr 26, 2011	54.04	54.30	53.92	54.18	74,331	+0.39(+0.73%)
Apr 25, 2011	53.65	53.84	53.25	53.79	85,001	+0.07(+0.13%)
Apr 21, 2011	53.21	53.79	53.08	53.72	101,997	+0.53(+1.00%)
Apr 20, 2011	52.63	53.33	52.55	53.19	159,976	+0.74(+1.41%)
Apr 19, 2011	52.13	52.83	51.87	52.45	90,293	-0.40(-0.76%)
Apr 18, 2011	52.96	52.99	52.45	52.85	93,496	-0.53(-0.99%)
Apr 15, 2011	52.79	53.49	52.67	53.38	102,222	+0.77(+1.46%)
Apr 14, 2011	52.76	52.99	52.36	52.61	151,735	+0.06(+0.11%)
Apr 13, 2011	52.04	52.67	51.66	52.55	153,350	+1.26(+2.46%)
Apr 12, 2011	51.93	51.93	50.84	51.29	132,840	-0.58(-1.12%)
Apr 11, 2011	52.84	52.87	51.84	51.87	144,437	-1.22(-2.30%)
Apr 08, 2011	52.13	53.10	51.98	53.09	156,225	+1.37(+2.65%)
Apr 07, 2011	51.68	51.78	51.28	51.72	190,702	+0.00(+0.00%)
Apr 06, 2011	51.90	52.10	51.46	51.72	85,186	-0.02(-0.04%)
Apr 05, 2011	51.41	52.04	51.37	51.74	81,454	+0.42(+0.82%)
Apr 04, 2011	51.27	51.47	51.00	51.32	83,806	+0.12(+0.23%)
Apr 01, 2011	50.50	51.31	50.34	51.20	74,237	+0.84(+1.67%)
Mar 31, 2011	50.32	50.50	50.12	50.36	71,346	+0.75(+1.51%)
Mar 30, 2011	49.43	49.83	49.30	49.61	68,230	+0.20(+0.40%)
Mar 29, 2011	49.11	49.51	48.87	49.41	32,672	+0.30(+0.61%)
Mar 28, 2011	49.06	49.65	49.00	49.11	44,166	-0.55(-1.11%)
Mar 25, 2011	49.56	49.75	49.34	49.66	79,501	+0.13(+0.25%)
Mar 24, 2011	48.92	49.58	48.81	49.53	69,956	+0.48(+0.99%)
Mar 23, 2011	49.00	49.32	48.88	49.05	58,386	+0.09(+0.18%)
Mar 22, 2011	48.62	49.00	48.50	48.96	114,201	+0.25(+0.51%)
Mar 21, 2011	49.00	49.02	48.62	48.71	169,486	+0.39(+0.81%)
Mar 18, 2011	47.78	48.37	47.58	48.32	238,638	+0.27(+0.56%)
Mar 17, 2011	46.85	48.20	46.80	48.05	85,956	+1.61(+3.47%)
Mar 16, 2011	45.89	46.90	45.75	46.44	190,008	+0.60(+1.31%)
Mar 15, 2011	46.17	48.09	45.42	45.84	225,636	-2.25(-4.68%)
Mar 14, 2011	48.27	48.31	47.75	48.09	115,828	-0.42(-0.87%)
Mar 11, 2011	48.21	48.87	48.19	48.51	76,010	-0.49(-1.00%)
Mar 10, 2011	48.86	49.51	48.19	49.00	140,294	-0.16(-0.33%)
Mar 09, 2011	48.65	49.30	48.61	49.16	158,523	+1.36(+2.85%)
Mar 08, 2011	48.51	48.56	47.71	47.80	195,921	-1.03(-2.11%)
Mar 07, 2011	49.98	49.98	48.79	48.83	241,099	-0.83(-1.67%)
Mar 04, 2011	49.41	49.72	49.24	49.66	226,726	+0.48(+0.98%)
Mar 03, 2011	48.74	49.27	48.58	49.18	181,377	-0.14(-0.28%)
Mar 02, 2011	48.96	49.60	48.62	49.32	156,871	+0.50(+1.02%)

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