Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	19.23	19.34	19.09	19.27	30,261,814	+0.07(+0.36%)
May 23, 2011	19.24	19.48	19.19	19.20	40,272,780	-0.33(-1.68%)
May 20, 2011	19.85	19.95	19.49	19.53	42,017,228	-0.43(-2.13%)
May 19, 2011	20.23	20.28	19.85	19.95	36,154,168	-0.22(-1.07%)
May 18, 2011	20.03	20.18	19.85	20.17	34,213,380	+0.12(+0.59%)
May 17, 2011	19.37	20.06	19.35	20.05	57,620,840	+0.62(+3.19%)
May 16, 2011	19.40	19.76	19.37	19.43	46,355,584	-0.05(-0.25%)
May 13, 2011	19.72	19.80	19.42	19.48	46,465,464	-0.21(-1.06%)
May 12, 2011	19.68	19.72	19.32	19.69	38,988,664	+0.05(+0.25%)
May 11, 2011	19.85	19.96	19.55	19.64	40,834,096	-0.26(-1.30%)
May 10, 2011	19.76	19.93	19.74	19.90	36,349,084	+0.22(+1.13%)
May 09, 2011	19.57	19.85	19.56	19.67	30,951,364	-0.03(-0.14%)
May 06, 2011	19.83	19.94	19.61	19.70	51,461,072	+0.08(+0.43%)
May 05, 2011	20.02	20.09	19.37	19.62	76,754,040	-0.45(-2.26%)
May 04, 2011	20.51	20.61	20.06	20.07	58,097,932	-0.43(-2.08%)
May 03, 2011	20.06	20.51	20.05	20.50	45,787,968	+0.26(+1.30%)
May 02, 2011	20.19	20.23	20.18	20.23	44,307,308	+0.01(+0.07%)
Apr 29, 2011	20.29	20.43	20.13	20.22	40,001,972	-0.11(-0.55%)
Apr 28, 2011	20.21	20.40	20.21	20.33	53,626,576	+0.00(+0.00%)
Apr 27, 2011	20.10	20.41	20.04	20.33	45,307,768	+0.28(+1.39%)
Apr 26, 2011	19.92	20.07	19.74	20.05	49,873,556	+0.22(+1.09%)
Apr 25, 2011	19.93	20.00	19.77	19.84	46,394,208	+0.01(+0.07%)
Apr 21, 2011	20.11	20.17	19.66	19.82	96,937,336	-0.20(-1.01%)
Apr 20, 2011	20.33	20.44	19.59	20.02	206,332,912	-0.86(-4.12%)
Apr 19, 2011	20.61	20.94	20.56	20.88	57,885,104	+0.38(+1.86%)
Apr 18, 2011	20.49	20.75	20.38	20.50	64,434,456	-0.26(-1.24%)
Apr 15, 2011	21.05	21.16	20.74	20.76	112,977,104	-0.18(-0.86%)
Apr 14, 2011	21.22	21.25	20.91	20.94	57,169,436	-0.37(-1.73%)
Apr 13, 2011	21.91	21.94	21.29	21.31	55,963,988	-0.40(-1.82%)
Apr 12, 2011	21.64	22.01	21.54	21.70	39,096,692	-0.10(-0.48%)
Apr 11, 2011	21.96	22.09	21.72	21.81	39,092,680	-0.15(-0.70%)
Apr 08, 2011	22.57	22.59	21.92	21.96	37,212,180	-0.38(-1.71%)
Apr 07, 2011	22.48	22.66	22.25	22.34	43,574,776	-0.16(-0.71%)
Apr 06, 2011	22.31	22.59	22.13	22.50	49,988,432	+0.28(+1.28%)
Apr 05, 2011	22.07	22.41	21.95	22.22	33,379,036	+0.13(+0.60%)
Apr 04, 2011	22.21	22.32	21.89	22.09	35,181,156	-0.18(-0.81%)
Apr 01, 2011	22.29	22.41	22.10	22.27	35,717,936	+0.24(+1.10%)
Mar 31, 2011	21.95	22.08	21.90	22.02	31,232,674	-0.14(-0.63%)
Mar 30, 2011	22.16	22.16	22.16	22.16	27,950,014	+0.22(+1.01%)
Mar 29, 2011	21.95	21.95	21.71	21.94	31,336,152	-0.01(-0.06%)
Mar 28, 2011	22.25	22.25	21.95	21.95	25,255,304	-0.23(-1.03%)
Mar 25, 2011	21.88	22.38	21.80	22.18	33,816,500	+0.28(+1.27%)
Mar 24, 2011	21.68	21.95	21.57	21.91	30,230,570	+0.11(+0.51%)
Mar 23, 2011	21.79	21.84	21.43	21.79	36,637,196	-0.04(-0.19%)
Mar 22, 2011	22.06	22.08	21.83	21.84	34,900,760	-0.26(-1.16%)
Mar 21, 2011	21.99	22.10	21.80	22.09	47,471,316	+0.03(+0.16%)
Mar 18, 2011	22.06	22.43	21.91	22.06	92,063,696	+0.33(+1.50%)
Mar 17, 2011	21.91	21.97	21.23	21.73	72,969,544	+0.09(+0.42%)
Mar 16, 2011	22.38	22.44	21.55	21.64	69,355,936	-0.72(-3.22%)
Mar 15, 2011	22.06	22.39	21.96	22.36	61,732,500	+0.12(+0.53%)
Mar 14, 2011	22.17	22.34	22.00	22.24	39,023,160	-0.19(-0.86%)
Mar 11, 2011	22.15	22.51	22.13	22.44	33,084,884	+0.22(+1.00%)
Mar 10, 2011	22.39	22.58	22.18	22.22	42,935,820	-0.51(-2.26%)
Mar 09, 2011	22.51	22.85	22.34	22.73	35,738,960	+0.20(+0.89%)
Mar 08, 2011	22.14	22.72	22.07	22.53	49,021,488	+0.55(+2.49%)
Mar 07, 2011	22.31	22.43	21.91	21.98	34,003,944	-0.13(-0.60%)
Mar 04, 2011	22.37	22.42	21.88	22.11	57,285,040	-0.35(-1.54%)
Mar 03, 2011	22.14	22.54	22.13	22.46	45,088,168	+0.53(+2.43%)
Mar 02, 2011	21.76	22.14	20.67	21.93	44,799,768	-0.01(-0.03%)

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