Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	19.99	20.03	19.73	19.75	3,236,747	-0.12(-0.59%)
May 23, 2011	19.94	20.05	19.81	19.87	3,998,463	-0.40(-1.99%)
May 20, 2011	20.48	20.61	20.21	20.27	4,161,164	-0.38(-1.85%)
May 19, 2011	20.62	20.66	20.33	20.65	3,134,089	+0.19(+0.95%)
May 18, 2011	20.41	20.50	20.30	20.46	3,960,264	+0.03(+0.14%)
May 17, 2011	20.52	20.55	20.18	20.43	3,171,307	-0.16(-0.78%)
May 16, 2011	20.54	20.94	20.53	20.59	3,966,153	-0.08(-0.40%)
May 13, 2011	21.12	21.20	20.55	20.67	3,952,562	-0.45(-2.14%)
May 12, 2011	20.78	21.14	20.50	21.12	3,926,422	+0.20(+0.96%)
May 11, 2011	20.93	21.17	20.73	20.92	3,987,652	-0.08(-0.36%)
May 10, 2011	20.90	21.09	20.76	21.00	3,736,587	+0.20(+0.97%)
May 09, 2011	20.71	20.87	20.55	20.80	4,928,090	+0.07(+0.33%)
May 06, 2011	20.96	21.14	20.54	20.73	4,613,997	+0.06(+0.30%)
May 05, 2011	20.84	20.97	20.49	20.66	5,846,455	-0.37(-1.78%)
May 04, 2011	21.46	21.48	20.84	21.04	5,649,193	-0.42(-1.97%)
May 03, 2011	21.28	21.85	21.23	21.46	6,168,506	-0.35(-1.59%)
May 02, 2011	21.84	21.86	21.79	21.81	3,716,526	+0.14(+0.64%)
Apr 29, 2011	21.94	21.97	21.38	21.67	5,802,358	-0.28(-1.30%)
Apr 28, 2011	21.54	22.48	21.51	21.95	8,711,708	+0.89(+4.22%)
Apr 27, 2011	20.96	21.09	20.48	21.07	3,566,704	+0.18(+0.86%)
Apr 26, 2011	20.80	20.96	20.64	20.89	3,967,408	+0.23(+1.11%)
Apr 25, 2011	20.73	20.74	20.55	20.66	2,241,861	-0.04(-0.20%)
Apr 21, 2011	20.44	20.71	20.31	20.70	2,769,145	+0.43(+2.12%)
Apr 20, 2011	20.35	20.60	20.22	20.27	3,424,076	+0.27(+1.35%)
Apr 19, 2011	19.74	20.00	19.62	20.00	4,107,489	+0.31(+1.59%)
Apr 18, 2011	19.66	19.76	19.43	19.69	3,717,976	-0.35(-1.73%)
Apr 15, 2011	19.98	20.17	19.71	20.03	3,573,703	+0.11(+0.56%)
Apr 14, 2011	19.93	20.04	19.53	19.92	4,494,523	-0.17(-0.86%)
Apr 13, 2011	20.71	20.72	20.07	20.10	3,715,469	-0.45(-2.20%)
Apr 12, 2011	20.46	20.64	20.37	20.55	3,086,342	-0.10(-0.50%)
Apr 11, 2011	20.67	20.93	20.55	20.65	2,539,668	-0.02(-0.10%)
Apr 08, 2011	20.96	21.14	20.58	20.67	2,545,828	-0.24(-1.16%)
Apr 07, 2011	21.18	21.35	20.88	20.91	4,724,396	-0.31(-1.44%)
Apr 06, 2011	21.14	21.25	20.91	21.22	3,522,417	+0.21(+0.99%)
Apr 05, 2011	21.21	21.25	20.94	21.01	4,261,468	-0.24(-1.14%)
Apr 04, 2011	21.17	21.31	21.09	21.25	2,559,568	+0.12(+0.56%)
Apr 01, 2011	21.02	21.32	20.91	21.14	4,029,017	+0.33(+1.56%)
Mar 31, 2011	21.00	21.07	20.78	20.81	4,112,312	-0.33(-1.54%)
Mar 30, 2011	21.14	21.14	21.14	21.14	2,672,099	+0.22(+1.06%)
Mar 29, 2011	20.88	20.97	20.70	20.91	2,842,968	-0.04(-0.20%)
Mar 28, 2011	21.09	21.27	20.91	20.96	2,794,798	-0.05(-0.23%)
Mar 25, 2011	20.91	21.11	20.76	21.00	2,685,865	+0.17(+0.80%)
Mar 24, 2011	20.72	20.86	20.41	20.84	3,176,153	+0.28(+1.35%)
Mar 23, 2011	20.53	20.63	20.21	20.56	3,372,030	-0.08(-0.37%)
Mar 22, 2011	21.03	21.12	20.62	20.64	3,312,090	-0.35(-1.68%)
Mar 21, 2011	20.90	20.99	20.85	20.99	2,774,087	+0.51(+2.50%)
Mar 18, 2011	20.61	20.79	20.42	20.48	5,269,912	+0.30(+1.48%)
Mar 17, 2011	20.55	20.63	20.05	20.18	5,394,904	+0.00(+0.00%)
Mar 16, 2011	20.78	20.85	19.61	20.18	12,028,741	-0.58(-2.80%)
Mar 15, 2011	20.49	20.87	20.39	20.76	9,440,172	+0.01(+0.03%)
Mar 14, 2011	20.89	21.16	20.46	20.76	5,217,675	-0.22(-1.06%)
Mar 11, 2011	20.50	21.01	20.41	20.98	3,227,406	+0.24(+1.14%)
Mar 10, 2011	20.94	21.12	20.65	20.74	3,505,568	-0.60(-2.79%)
Mar 09, 2011	21.44	21.61	21.25	21.34	3,471,131	-0.21(-1.00%)
Mar 08, 2011	21.21	21.71	21.16	21.55	4,872,970	+0.44(+2.10%)
Mar 07, 2011	21.46	21.82	21.07	21.11	4,920,253	-0.31(-1.46%)
Mar 04, 2011	21.40	21.48	21.12	21.42	5,607,594	-0.03(-0.16%)
Mar 03, 2011	21.57	21.68	20.96	21.45	8,713,166	+0.84(+4.07%)
Mar 02, 2011	21.14	21.14	20.56	20.62	6,342,268	-0.61(-2.87%)

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