Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.61	20.69	20.41	20.60	4,195,845	+0.03(+0.16%)
May 23, 2011	20.66	20.67	20.34	20.56	5,413,650	-0.43(-2.06%)
May 20, 2011	21.25	21.29	20.81	21.00	3,419,228	-0.34(-1.58%)
May 19, 2011	21.36	21.40	21.11	21.33	3,667,661	+0.15(+0.69%)
May 18, 2011	20.83	21.25	20.67	21.19	3,697,898	+0.36(+1.71%)
May 17, 2011	21.03	21.14	20.67	20.83	6,419,078	-0.29(-1.40%)
May 16, 2011	21.36	21.47	21.07	21.12	5,462,771	-0.29(-1.34%)
May 13, 2011	22.06	22.20	21.35	21.41	5,761,118	-0.66(-2.99%)
May 12, 2011	21.99	22.17	21.68	22.07	3,965,518	-0.03(-0.15%)
May 11, 2011	22.14	22.23	21.76	22.10	6,334,038	-0.12(-0.56%)
May 10, 2011	22.10	22.24	22.02	22.23	3,218,250	+0.27(+1.23%)
May 09, 2011	21.93	22.09	21.85	21.96	3,809,186	-0.01(-0.04%)
May 06, 2011	22.19	22.38	21.88	21.97	3,905,966	+0.13(+0.59%)
May 05, 2011	21.91	22.15	21.51	21.84	4,838,945	-0.24(-1.09%)
May 04, 2011	22.06	22.35	22.06	22.08	8,902,089	+0.11(+0.51%)
May 03, 2011	21.94	22.11	21.85	21.97	5,199,576	-0.03(-0.13%)
May 02, 2011	22.00	22.24	21.87	21.99	4,219,229	-0.01(-0.06%)
Apr 29, 2011	22.30	22.47	21.95	22.01	13,720,140	-0.27(-1.19%)
Apr 28, 2011	22.47	22.62	22.16	22.27	5,566,340	-0.23(-1.03%)
Apr 27, 2011	22.31	22.54	22.08	22.50	5,019,975	+0.14(+0.65%)
Apr 26, 2011	21.96	22.62	21.85	22.36	9,238,669	+0.58(+2.68%)
Apr 25, 2011	21.87	22.17	21.68	21.78	6,182,455	-0.30(-1.35%)
Apr 21, 2011	22.29	22.31	22.02	22.07	6,446,369	-0.15(-0.69%)
Apr 20, 2011	21.98	22.26	21.85	22.23	8,563,590	+0.60(+2.78%)
Apr 19, 2011	21.50	21.98	21.32	21.63	12,355,200	+0.78(+3.74%)
Apr 18, 2011	20.95	20.98	20.47	20.85	6,811,890	-0.46(-2.18%)
Apr 15, 2011	20.78	21.34	20.65	21.31	9,116,504	+0.59(+2.86%)
Apr 14, 2011	20.59	20.76	20.39	20.72	4,236,624	-0.05(-0.26%)
Apr 13, 2011	20.94	21.07	20.60	20.77	4,435,266	-0.07(-0.36%)
Apr 12, 2011	20.89	20.91	20.55	20.85	5,045,377	-0.17(-0.81%)
Apr 11, 2011	21.34	21.40	20.92	21.02	5,220,992	-0.23(-1.09%)
Apr 08, 2011	21.87	21.96	21.17	21.25	6,794,307	-0.63(-2.86%)
Apr 07, 2011	21.79	22.04	21.65	21.87	4,787,349	-0.02(-0.08%)
Apr 06, 2011	22.04	22.11	21.72	21.89	4,197,809	+0.02(+0.08%)
Apr 05, 2011	22.33	22.33	21.69	21.87	6,380,494	-0.12(-0.57%)
Apr 04, 2011	22.26	22.35	21.89	22.00	5,542,878	-0.15(-0.65%)
Apr 01, 2011	21.92	22.45	21.87	22.14	10,512,920	+0.45(+2.06%)
Mar 31, 2011	21.55	21.81	21.49	21.70	6,118,134	+0.19(+0.91%)
Mar 30, 2011	21.50	21.75	21.03	21.50	10,411,883	+0.65(+3.14%)
Mar 29, 2011	20.29	20.93	20.15	20.85	5,718,767	+0.58(+2.88%)
Mar 28, 2011	20.74	20.76	20.21	20.26	7,737,079	-0.40(-1.93%)
Mar 25, 2011	20.66	20.81	20.42	20.66	6,558,831	+0.10(+0.46%)
Mar 24, 2011	20.43	20.70	20.18	20.57	4,465,951	+0.22(+1.10%)
Mar 23, 2011	20.35	20.49	20.05	20.34	4,678,911	-0.07(-0.34%)
Mar 22, 2011	20.87	20.88	20.25	20.41	6,880,280	-0.54(-2.57%)
Mar 21, 2011	20.99	21.05	20.66	20.95	8,221,321	+0.87(+4.33%)
Mar 18, 2011	20.18	20.35	20.01	20.08	7,632,606	+0.10(+0.52%)
Mar 17, 2011	20.08	20.28	19.80	19.98	4,792,330	+0.24(+1.24%)
Mar 16, 2011	19.79	19.90	19.45	19.73	8,230,132	-0.17(-0.87%)
Mar 15, 2011	19.35	20.11	19.27	19.91	7,480,832	-0.16(-0.81%)
Mar 14, 2011	19.97	20.11	19.73	20.07	6,039,637	-0.14(-0.70%)
Mar 11, 2011	19.63	20.29	19.60	20.21	7,552,306	+0.48(+2.41%)
Mar 10, 2011	19.87	19.95	19.49	19.73	8,107,132	-0.40(-2.00%)
Mar 09, 2011	20.06	20.24	19.84	20.13	6,010,695	-0.02(-0.10%)
Mar 08, 2011	20.04	20.40	19.94	20.16	6,777,756	+0.09(+0.43%)
Mar 07, 2011	20.74	20.96	19.84	20.07	10,112,282	-0.32(-1.57%)
Mar 04, 2011	20.77	20.79	20.23	20.39	5,149,595	-0.43(-2.07%)
Mar 03, 2011	20.50	20.94	20.49	20.82	5,124,620	+0.56(+2.78%)
Mar 02, 2011	20.24	20.58	20.11	20.25	5,386,922	-0.05(-0.22%)

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