Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.48	18.59	18.39	18.49	8,900,083	+0.03(+0.18%)
May 23, 2011	18.41	18.49	18.33	18.46	12,591,462	-0.11(-0.60%)
May 20, 2011	18.64	18.68	18.41	18.57	15,614,680	-0.15(-0.80%)
May 19, 2011	18.92	18.92	18.61	18.72	13,548,924	-0.17(-0.90%)
May 18, 2011	18.73	18.89	18.62	18.89	14,360,579	+0.14(+0.73%)
May 17, 2011	18.77	18.79	18.52	18.75	17,578,918	-0.09(-0.49%)
May 16, 2011	18.87	18.96	18.81	18.85	10,367,283	-0.01(-0.07%)
May 13, 2011	18.87	18.98	18.78	18.86	14,828,358	-0.07(-0.35%)
May 12, 2011	18.79	18.96	18.66	18.92	15,204,918	+0.10(+0.52%)
May 11, 2011	18.68	18.90	18.68	18.83	15,788,490	-0.03(-0.17%)
May 10, 2011	18.81	18.87	18.63	18.86	12,278,787	+0.06(+0.31%)
May 09, 2011	18.76	18.85	18.60	18.80	11,001,134	+0.05(+0.28%)
May 06, 2011	18.74	18.85	18.68	18.75	12,887,521	+0.10(+0.53%)
May 05, 2011	18.75	18.81	18.56	18.65	13,739,225	-0.14(-0.77%)
May 04, 2011	18.75	18.85	18.60	18.79	18,068,790	-0.08(-0.42%)
May 03, 2011	18.66	18.95	18.63	18.87	35,227,084	+0.25(+1.34%)
May 02, 2011	18.65	18.65	18.62	18.62	15,719,116	+0.23(+1.25%)
Apr 29, 2011	18.55	18.58	18.26	18.39	12,927,603	-0.12(-0.67%)
Apr 28, 2011	18.61	18.66	18.43	18.52	17,385,058	+0.01(+0.04%)
Apr 27, 2011	18.40	18.62	18.40	18.51	17,958,198	+0.10(+0.57%)
Apr 26, 2011	18.21	18.44	18.21	18.41	17,053,272	+0.25(+1.37%)
Apr 25, 2011	18.12	18.24	18.09	18.16	9,078,687	-0.05(-0.29%)
Apr 21, 2011	18.10	18.30	18.08	18.21	13,541,759	+0.08(+0.43%)
Apr 20, 2011	18.10	18.21	18.04	18.13	15,914,495	+0.16(+0.91%)
Apr 19, 2011	18.12	18.21	17.91	17.97	14,805,943	-0.09(-0.47%)
Apr 18, 2011	18.11	18.12	17.92	18.05	18,414,570	-0.20(-1.08%)
Apr 15, 2011	18.13	18.31	18.10	18.25	19,308,800	+0.18(+0.98%)
Apr 14, 2011	17.82	18.14	17.81	18.07	19,495,550	+0.18(+1.02%)
Apr 13, 2011	17.99	18.00	17.81	17.89	14,638,722	-0.07(-0.40%)
Apr 12, 2011	17.82	18.08	17.82	17.96	15,783,895	+0.03(+0.15%)
Apr 11, 2011	17.88	18.11	17.88	17.94	16,975,158	-0.07(-0.40%)
Apr 08, 2011	17.71	18.03	17.70	18.01	24,761,996	+0.28(+1.59%)
Apr 07, 2011	17.79	17.84	17.65	17.73	20,017,212	-0.07(-0.40%)
Apr 06, 2011	17.63	17.86	17.60	17.80	23,589,114	+0.21(+1.19%)
Apr 05, 2011	17.46	17.62	17.40	17.59	17,377,614	+0.10(+0.56%)
Apr 04, 2011	17.33	17.67	17.33	17.49	15,918,483	+0.17(+0.98%)
Apr 01, 2011	17.35	17.45	17.28	17.32	15,335,795	+0.02(+0.11%)
Mar 31, 2011	17.32	17.46	17.13	17.30	25,825,504	-0.03(-0.15%)
Mar 30, 2011	17.33	17.33	17.33	17.33	29,181,304	-0.03(-0.15%)
Mar 29, 2011	17.47	17.52	17.33	17.35	28,924,640	-0.09(-0.52%)
Mar 28, 2011	17.68	17.70	17.42	17.44	28,433,542	-0.20(-1.14%)
Mar 25, 2011	17.14	18.08	17.00	17.64	63,940,904	+0.56(+3.25%)
Mar 24, 2011	16.91	17.15	16.86	17.09	15,762,401	+0.17(+1.03%)
Mar 23, 2011	16.91	17.00	16.72	16.91	22,476,844	-0.08(-0.49%)
Mar 22, 2011	17.29	17.39	16.98	17.00	30,811,878	+0.20(+1.19%)
Mar 21, 2011	16.81	16.87	16.77	16.80	16,426,404	+0.16(+0.97%)
Mar 18, 2011	16.58	16.70	16.49	16.64	21,042,278	+0.19(+1.18%)
Mar 17, 2011	16.31	16.51	16.26	16.44	22,822,728	+0.30(+1.84%)
Mar 16, 2011	16.51	16.51	16.14	16.14	20,905,950	-0.39(-2.35%)
Mar 15, 2011	16.55	16.94	16.52	16.53	35,648,388	-0.41(-2.40%)
Mar 14, 2011	16.90	17.05	16.82	16.94	16,798,368	-0.14(-0.80%)
Mar 11, 2011	16.93	17.09	16.89	17.07	14,186,024	+0.10(+0.57%)
Mar 10, 2011	16.97	17.06	16.89	16.98	15,244,798	-0.06(-0.34%)
Mar 09, 2011	17.04	17.10	16.97	17.04	13,164,928	-0.06(-0.38%)
Mar 08, 2011	17.06	17.15	16.96	17.10	20,682,160	+0.09(+0.53%)
Mar 07, 2011	17.08	17.13	16.94	17.01	52,265,928	-0.08(-0.45%)
Mar 04, 2011	16.91	17.09	16.86	17.09	49,177,164	+0.52(+3.12%)
Mar 03, 2011	16.53	16.95	16.48	16.57	49,181,852	+0.16(+0.95%)
Mar 02, 2011	16.57	16.58	16.32	16.42	13,883,819	-0.12(-0.74%)

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