Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.87	18.94	18.74	18.83	61,167,012	-0.02(-0.08%)
May 23, 2011	18.88	18.91	18.74	18.85	67,580,680	-0.25(-1.31%)
May 20, 2011	19.27	19.39	19.06	19.09	58,293,788	-0.18(-0.91%)
May 19, 2011	19.38	19.40	19.10	19.27	53,568,124	+0.02(+0.10%)
May 18, 2011	19.13	19.29	18.91	19.25	69,154,184	+0.13(+0.69%)
May 17, 2011	19.02	19.26	18.92	19.12	106,300,392	+0.09(+0.45%)
May 16, 2011	19.33	19.42	18.98	19.03	117,927,864	-0.36(-1.84%)
May 13, 2011	19.58	19.61	19.33	19.39	86,260,792	-0.22(-1.15%)
May 12, 2011	19.64	19.67	19.44	19.61	99,868,352	-0.03(-0.16%)
May 11, 2011	19.87	19.88	19.53	19.64	101,450,840	-0.24(-1.21%)
May 10, 2011	19.66	20.02	19.56	19.88	155,946,224	-0.12(-0.62%)
May 09, 2011	19.99	20.11	19.88	20.01	49,979,452	-0.03(-0.15%)
May 06, 2011	20.19	20.31	19.95	20.04	72,285,352	+0.06(+0.31%)
May 05, 2011	20.18	20.20	19.89	19.98	71,807,648	-0.21(-1.04%)
May 04, 2011	20.02	20.33	19.98	20.19	94,596,312	+0.19(+0.97%)
May 03, 2011	19.83	20.02	19.75	19.99	92,812,840	+0.12(+0.58%)
May 02, 2011	19.79	20.14	19.74	19.88	115,959,896	-0.20(-1.00%)
Apr 29, 2011	20.57	20.64	19.64	20.08	412,150,592	-0.61(-2.96%)
Apr 28, 2011	20.50	20.81	20.45	20.69	103,265,800	+0.26(+1.25%)
Apr 27, 2011	20.37	20.44	20.24	20.43	68,036,320	+0.15(+0.73%)
Apr 26, 2011	19.94	20.48	19.88	20.29	89,343,648	+0.45(+2.26%)
Apr 25, 2011	19.71	19.85	19.63	19.84	43,264,368	+0.07(+0.35%)
Apr 21, 2011	19.98	20.05	19.64	19.77	60,535,908	-0.19(-0.93%)
Apr 20, 2011	19.78	20.14	19.76	19.95	79,550,288	+0.47(+2.43%)
Apr 19, 2011	19.37	19.50	19.26	19.48	50,184,304	+0.05(+0.28%)
Apr 18, 2011	19.44	19.58	19.15	19.43	74,928,360	-0.22(-1.14%)
Apr 15, 2011	19.72	19.80	19.50	19.65	84,015,896	-0.04(-0.20%)
Apr 14, 2011	19.69	19.71	19.44	19.69	71,312,216	-0.16(-0.82%)
Apr 13, 2011	19.87	20.04	19.80	19.85	49,229,768	-0.01(-0.04%)
Apr 12, 2011	20.01	20.02	19.79	19.86	47,682,272	-0.26(-1.31%)
Apr 11, 2011	20.29	20.33	19.99	20.12	44,238,552	-0.07(-0.35%)
Apr 08, 2011	20.27	20.36	20.11	20.19	51,497,064	-0.10(-0.50%)
Apr 07, 2011	20.29	20.34	20.12	20.30	59,554,404	+0.04(+0.19%)
Apr 06, 2011	20.12	20.38	20.03	20.26	84,662,728	+0.29(+1.44%)
Apr 05, 2011	20.00	20.28	19.94	19.97	95,134,072	+0.18(+0.90%)
Apr 04, 2011	19.71	19.88	19.68	19.79	45,748,968	+0.05(+0.27%)
Apr 01, 2011	19.78	19.78	19.61	19.74	81,477,688	+0.07(+0.35%)
Mar 31, 2011	19.83	19.89	19.63	19.67	81,631,832	-0.17(-0.86%)
Mar 30, 2011	19.84	19.92	19.75	19.84	54,219,264	+0.09(+0.47%)
Mar 29, 2011	19.63	19.77	19.60	19.75	52,631,748	+0.06(+0.31%)
Mar 28, 2011	19.88	19.92	19.66	19.68	63,222,176	-0.16(-0.82%)
Mar 25, 2011	20.09	20.10	19.82	19.85	73,624,568	-0.15(-0.74%)
Mar 24, 2011	19.83	20.04	19.75	19.99	49,983,996	+0.21(+1.06%)
Mar 23, 2011	19.54	19.84	19.50	19.78	56,762,056	+0.19(+0.97%)
Mar 22, 2011	19.60	19.72	19.54	19.59	39,884,876	-0.03(-0.14%)
Mar 21, 2011	19.59	19.81	19.48	19.62	60,517,360	+0.41(+2.14%)
Mar 18, 2011	19.41	19.50	19.21	19.21	110,359,592	+0.02(+0.08%)
Mar 17, 2011	19.41	19.54	19.17	19.20	80,676,096	-0.01(-0.04%)
Mar 16, 2011	19.54	19.58	19.12	19.20	129,979,312	-0.46(-2.36%)
Mar 15, 2011	19.43	19.73	19.37	19.67	98,127,648	-0.23(-1.17%)
Mar 14, 2011	19.75	19.95	19.64	19.90	70,322,368	+0.01(+0.04%)
Mar 11, 2011	19.68	20.02	19.64	19.89	64,427,568	+0.21(+1.06%)
Mar 10, 2011	19.85	19.92	19.64	19.68	85,908,544	-0.37(-1.85%)
Mar 09, 2011	19.99	20.12	19.88	20.05	51,365,644	-0.02(-0.08%)
Mar 08, 2011	19.96	20.16	19.87	20.07	65,260,432	+0.15(+0.74%)
Mar 07, 2011	20.24	20.35	19.79	19.92	83,886,840	-0.18(-0.90%)
Mar 04, 2011	20.31	20.33	19.99	20.10	90,931,296	-0.19(-0.94%)
Mar 03, 2011	20.34	20.45	20.28	20.30	88,104,192	+0.09(+0.47%)
Mar 02, 2011	20.23	20.43	20.17	20.20	62,797,044	-0.06(-0.32%)

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