Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.34	21.34	21.03	21.10	550,367	-0.19(-0.90%)
May 23, 2011	21.03	21.41	21.00	21.29	493,343	-0.16(-0.74%)
May 20, 2011	21.33	21.71	21.31	21.45	408,778	+0.09(+0.43%)
May 19, 2011	21.79	21.92	21.05	21.35	325,988	-0.47(-2.14%)
May 18, 2011	21.51	21.96	21.45	21.82	347,760	+0.35(+1.63%)
May 17, 2011	21.30	21.63	21.14	21.47	418,135	+0.05(+0.23%)
May 16, 2011	21.87	22.24	21.39	21.42	343,460	-0.62(-2.83%)
May 13, 2011	22.30	22.66	22.04	22.05	377,377	-0.27(-1.23%)
May 12, 2011	22.05	22.48	21.83	22.32	300,132	+0.17(+0.75%)
May 11, 2011	22.59	22.73	22.09	22.15	558,458	-0.54(-2.39%)
May 10, 2011	22.54	22.99	22.50	22.70	589,668	+0.22(+0.96%)
May 09, 2011	22.29	22.52	22.09	22.48	521,758	+0.18(+0.78%)
May 06, 2011	22.04	22.48	21.90	22.30	684,719	+0.62(+2.84%)
May 05, 2011	21.33	22.05	21.08	21.69	776,616	+0.23(+1.09%)
May 04, 2011	21.63	22.25	21.34	21.45	767,948	-0.08(-0.39%)
May 03, 2011	22.02	22.22	21.38	21.54	1,253,350	-0.35(-1.60%)
May 02, 2011	21.93	23.74	21.76	21.89	1,034,629	-1.76(-7.43%)
Apr 29, 2011	23.65	23.99	23.56	23.64	300,402	+0.07(+0.32%)
Apr 28, 2011	23.93	24.13	23.54	23.57	328,569	-0.35(-1.46%)
Apr 27, 2011	23.66	24.09	23.35	23.92	560,540	+0.33(+1.41%)
Apr 26, 2011	23.59	24.05	23.26	23.59	623,244	+0.01(+0.05%)
Apr 25, 2011	24.04	24.21	23.55	23.57	530,925	-0.46(-1.92%)
Apr 21, 2011	24.53	24.53	23.69	24.04	798,030	-0.57(-2.34%)
Apr 20, 2011	24.59	24.99	24.37	24.61	705,142	+0.62(+2.61%)
Apr 19, 2011	24.04	24.33	23.62	23.99	423,808	-0.06(-0.24%)
Apr 18, 2011	24.43	24.43	23.75	24.04	440,131	-0.72(-2.93%)
Apr 15, 2011	24.59	24.89	24.45	24.77	527,843	+0.17(+0.68%)
Apr 14, 2011	24.43	24.68	24.16	24.60	542,587	-0.01(-0.03%)
Apr 13, 2011	25.35	25.41	24.54	24.61	922,096	-0.46(-1.83%)
Apr 12, 2011	26.16	26.16	25.04	25.07	567,909	-1.22(-4.66%)
Apr 11, 2011	26.84	26.99	26.24	26.29	454,635	-0.39(-1.47%)
Apr 08, 2011	27.32	27.40	26.45	26.69	500,789	-0.34(-1.26%)
Apr 07, 2011	28.20	28.20	27.03	27.03	503,347	-1.04(-3.71%)
Apr 06, 2011	28.00	28.16	27.64	28.07	266,882	+0.29(+1.05%)
Apr 05, 2011	27.71	28.19	27.43	27.78	319,948	+0.03(+0.12%)
Apr 04, 2011	27.98	28.07	27.38	27.74	417,785	+0.04(+0.15%)
Apr 01, 2011	28.06	28.08	27.59	27.70	446,932	-0.04(-0.15%)
Mar 31, 2011	28.00	28.05	27.46	27.74	455,481	-0.25(-0.89%)
Mar 30, 2011	27.99	28.06	27.14	27.99	497,396	+0.67(+2.47%)
Mar 29, 2011	26.70	27.45	26.24	27.32	437,714	+0.39(+1.45%)
Mar 28, 2011	25.93	27.24	25.93	26.93	300,129	+0.38(+1.44%)
Mar 25, 2011	26.82	27.31	26.54	26.54	398,369	-0.07(-0.25%)
Mar 24, 2011	26.23	26.71	25.84	26.61	360,401	+0.83(+3.23%)
Mar 23, 2011	25.93	25.95	25.54	25.78	425,269	-0.19(-0.74%)
Mar 22, 2011	26.08	26.23	25.84	25.97	507,090	+0.15(+0.58%)
Mar 21, 2011	25.89	26.26	25.57	25.82	706,698	+0.28(+1.11%)
Mar 18, 2011	25.54	25.67	24.98	25.54	1,061,063	+1.32(+5.47%)
Mar 17, 2011	24.31	24.54	24.03	24.21	365,240	+0.46(+1.93%)
Mar 16, 2011	23.87	24.15	23.44	23.75	591,719	-0.18(-0.77%)
Mar 15, 2011	23.29	24.19	22.62	23.94	386,600	-0.24(-1.00%)
Mar 14, 2011	23.99	24.46	23.69	24.18	349,596	-0.03(-0.14%)
Mar 11, 2011	24.36	24.49	23.86	24.21	495,511	-0.39(-1.59%)
Mar 10, 2011	25.00	25.36	24.40	24.60	691,318	-0.88(-3.46%)
Mar 09, 2011	26.35	26.35	25.31	25.49	572,368	-1.00(-3.77%)
Mar 08, 2011	26.31	26.87	25.59	26.49	586,268	+0.23(+0.86%)
Mar 07, 2011	26.80	26.86	25.65	26.26	632,834	-0.44(-1.65%)
Mar 04, 2011	26.66	26.74	26.32	26.70	599,466	-0.05(-0.19%)
Mar 03, 2011	25.83	26.84	25.69	26.75	690,438	+1.25(+4.90%)
Mar 02, 2011	24.67	25.59	24.59	25.50	615,573	+0.68(+2.75%)

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