Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.60	18.81	18.57	18.72	6,482,653	+0.16(+0.85%)
May 23, 2011	18.67	18.81	18.53	18.56	10,262,259	-0.32(-1.68%)
May 20, 2011	19.18	19.20	18.73	18.88	11,408,997	-0.24(-1.23%)
May 19, 2011	18.91	19.13	18.88	19.12	9,273,160	+0.28(+1.51%)
May 18, 2011	18.84	19.00	18.76	18.83	11,101,708	-0.01(-0.07%)
May 17, 2011	18.83	18.87	18.64	18.84	11,231,034	-0.08(-0.45%)
May 16, 2011	19.03	19.15	18.87	18.93	12,001,650	-0.22(-1.15%)
May 13, 2011	18.81	19.21	18.80	19.15	16,272,332	+0.37(+1.99%)
May 12, 2011	18.35	18.80	18.30	18.78	11,529,354	+0.43(+2.32%)
May 11, 2011	18.46	18.57	18.25	18.35	9,687,373	-0.19(-1.01%)
May 10, 2011	18.48	18.58	18.37	18.54	11,718,817	+0.13(+0.71%)
May 09, 2011	18.16	18.42	18.14	18.41	7,361,946	+0.20(+1.09%)
May 06, 2011	18.47	18.52	18.15	18.21	10,839,254	-0.13(-0.71%)
May 05, 2011	18.36	18.50	18.22	18.34	10,846,881	-0.04(-0.22%)
May 04, 2011	18.31	18.43	18.07	18.38	13,464,586	+0.25(+1.38%)
May 03, 2011	18.28	18.34	18.10	18.13	9,810,248	-0.13(-0.70%)
May 02, 2011	18.23	18.26	18.22	18.26	13,953,803	-0.02(-0.10%)
Apr 29, 2011	18.26	18.32	18.15	18.27	9,960,628	-0.06(-0.30%)
Apr 28, 2011	18.00	18.37	17.89	18.33	11,333,511	+0.32(+1.79%)
Apr 27, 2011	17.77	18.03	17.74	18.01	11,240,696	+0.26(+1.45%)
Apr 26, 2011	17.78	17.89	17.63	17.75	8,241,234	-0.03(-0.19%)
Apr 25, 2011	17.90	17.92	17.73	17.78	7,855,770	-0.02(-0.10%)
Apr 21, 2011	17.90	17.90	17.72	17.80	9,804,946	+0.03(+0.15%)
Apr 20, 2011	17.63	17.81	17.59	17.77	16,740,953	+0.30(+1.70%)
Apr 19, 2011	17.46	17.66	17.42	17.48	12,166,194	+0.03(+0.19%)
Apr 18, 2011	17.33	17.46	17.14	17.44	13,000,020	-0.03(-0.19%)
Apr 15, 2011	17.85	17.85	17.46	17.48	15,481,418	-0.30(-1.69%)
Apr 14, 2011	17.51	17.82	17.46	17.78	15,865,562	+0.15(+0.84%)
Apr 13, 2011	17.36	17.65	17.35	17.63	13,578,844	+0.27(+1.55%)
Apr 12, 2011	17.21	17.40	17.17	17.36	9,966,912	+0.02(+0.09%)
Apr 11, 2011	17.15	17.35	17.15	17.34	9,362,403	+0.16(+0.96%)
Apr 08, 2011	17.46	17.54	17.11	17.18	12,128,800	-0.16(-0.90%)
Apr 07, 2011	17.46	17.46	17.10	17.34	16,693,401	-0.13(-0.74%)
Apr 06, 2011	17.46	17.54	17.37	17.46	17,663,346	+0.16(+0.95%)
Apr 05, 2011	17.13	17.32	17.06	17.30	14,394,021	+0.12(+0.67%)
Apr 04, 2011	17.04	17.22	16.95	17.18	11,222,754	+0.20(+1.15%)
Apr 01, 2011	16.86	17.07	16.83	16.99	14,519,405	+0.18(+1.10%)
Mar 31, 2011	16.98	17.01	16.79	16.80	14,743,884	-0.23(-1.37%)
Mar 30, 2011	16.98	17.09	16.92	17.04	11,161,810	+0.09(+0.51%)
Mar 29, 2011	16.89	17.02	16.79	16.95	17,649,940	+0.10(+0.62%)
Mar 28, 2011	17.02	17.09	16.83	16.85	16,659,598	-0.17(-1.00%)
Mar 25, 2011	17.06	17.23	17.01	17.02	21,210,186	-0.02(-0.09%)
Mar 24, 2011	17.20	17.28	16.96	17.03	19,952,510	-0.11(-0.63%)
Mar 23, 2011	16.69	17.25	16.66	17.14	54,689,844	+0.39(+2.35%)
Mar 22, 2011	17.02	17.09	15.41	16.75	41,244,096	-0.31(-1.81%)
Mar 21, 2011	17.10	17.15	17.01	17.06	26,379,800	-0.17(-0.97%)
Mar 18, 2011	17.31	17.46	17.06	17.22	88,850,376	-1.74(-9.16%)
Mar 17, 2011	19.00	19.03	18.76	18.96	15,366,165	+0.13(+0.70%)
Mar 16, 2011	18.87	19.06	18.66	18.83	11,289,374	-0.11(-0.60%)
Mar 15, 2011	18.80	19.05	18.77	18.94	11,033,948	-0.20(-1.02%)
Mar 14, 2011	19.28	19.29	18.95	19.14	11,390,662	-0.21(-1.10%)
Mar 11, 2011	19.42	19.44	18.97	19.35	16,799,700	-0.22(-1.15%)
Mar 10, 2011	19.59	19.77	19.43	19.58	10,189,319	-0.17(-0.87%)
Mar 09, 2011	19.70	19.90	19.59	19.75	11,206,077	-0.05(-0.27%)
Mar 08, 2011	19.79	19.91	19.72	19.80	10,783,981	+0.06(+0.30%)
Mar 07, 2011	19.98	20.23	19.59	19.74	18,319,048	-0.21(-1.07%)
Mar 04, 2011	19.94	19.98	19.83	19.95	11,466,337	+0.01(+0.04%)
Mar 03, 2011	19.74	19.98	19.73	19.94	11,736,277	+0.35(+1.80%)
Mar 02, 2011	19.44	19.79	19.35	19.59	10,668,633	+0.14(+0.72%)

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