Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	22.08	22.12	21.96	22.07	35,687	-0.04(-0.18%)
May 23, 2011	22.08	22.20	22.08	22.11	44,023	-0.26(-1.18%)
May 20, 2011	22.55	22.60	22.36	22.37	70,866	-0.26(-1.13%)
May 19, 2011	22.75	22.75	22.53	22.63	97,777	-0.02(-0.11%)
May 18, 2011	22.32	22.66	22.32	22.65	110,720	+0.36(+1.61%)
May 17, 2011	22.45	22.47	22.15	22.29	1,484,416	-0.21(-0.92%)
May 16, 2011	22.67	22.87	22.49	22.50	104,343	-0.34(-1.50%)
May 13, 2011	23.11	23.12	22.78	22.84	13,850	-0.34(-1.48%)
May 12, 2011	23.06	23.20	22.97	23.19	58,468	+0.02(+0.10%)
May 11, 2011	23.50	23.50	23.11	23.16	1,501,069	-0.37(-1.56%)
May 10, 2011	23.46	23.55	23.40	23.53	14,242	+0.23(+0.99%)
May 09, 2011	23.23	23.33	23.15	23.30	16,537	+0.05(+0.21%)
May 06, 2011	23.37	23.45	23.21	23.25	59,047	+0.18(+0.80%)
May 05, 2011	23.14	23.21	22.98	23.06	34,993	-0.22(-0.93%)
May 04, 2011	23.52	23.54	23.22	23.28	74,434	-0.25(-1.05%)
May 03, 2011	23.67	23.67	23.42	23.53	55,362	-0.19(-0.81%)
May 02, 2011	23.72	23.74	23.70	23.72	65,099	-0.17(-0.70%)
Apr 29, 2011	23.94	23.97	23.80	23.89	39,665	-0.06(-0.23%)
Apr 28, 2011	23.90	23.94	23.83	23.94	62,900	-0.01(-0.03%)
Apr 27, 2011	23.98	23.98	23.79	23.95	39,298	+0.02(+0.10%)
Apr 26, 2011	23.84	23.98	23.75	23.93	428,450	+0.12(+0.50%)
Apr 25, 2011	23.87	23.87	23.77	23.81	34,496	-0.18(-0.73%)
Apr 21, 2011	23.90	24.03	23.90	23.98	68,807	+0.34(+1.45%)
Apr 20, 2011	23.62	23.66	23.50	23.64	56,856	+0.35(+1.51%)
Apr 19, 2011	23.58	23.58	23.27	23.29	897,583	-0.20(-0.85%)
Apr 18, 2011	23.59	23.59	23.33	23.49	97,053	-0.38(-1.57%)
Apr 15, 2011	23.70	23.90	23.65	23.86	82,570	+0.24(+1.01%)
Apr 14, 2011	23.53	23.63	23.45	23.62	50,997	-0.06(-0.24%)
Apr 13, 2011	23.92	23.96	23.57	23.68	1,469,487	-0.12(-0.50%)
Apr 12, 2011	23.85	23.93	23.77	23.80	36,944	-0.17(-0.70%)
Apr 11, 2011	24.10	24.21	23.93	23.97	14,645	-0.13(-0.53%)
Apr 08, 2011	24.38	24.38	24.03	24.10	30,937	-0.22(-0.89%)
Apr 07, 2011	24.45	24.52	24.31	24.31	43,794	-0.09(-0.36%)
Apr 06, 2011	24.17	24.42	24.17	24.40	35,164	+0.27(+1.12%)
Apr 05, 2011	24.14	24.17	24.02	24.13	180,686	-0.02(-0.10%)
Apr 04, 2011	24.37	24.37	24.15	24.15	73,488	-0.17(-0.69%)
Apr 01, 2011	24.01	24.37	24.01	24.32	107,422	+0.50(+2.11%)
Mar 31, 2011	23.73	23.82	23.70	23.82	106,439	-0.02(-0.07%)
Mar 30, 2011	23.68	23.83	23.68	23.83	44,147	+0.21(+0.88%)
Mar 29, 2011	23.54	23.62	23.46	23.62	80,611	+0.02(+0.10%)
Mar 28, 2011	23.70	23.80	23.59	23.60	145,843	-0.08(-0.33%)
Mar 25, 2011	23.71	23.74	23.59	23.68	51,888	-0.02(-0.09%)
Mar 24, 2011	23.64	23.72	23.53	23.70	229,479	+0.15(+0.64%)
Mar 23, 2011	23.35	23.64	23.29	23.55	262,242	+0.04(+0.17%)
Mar 22, 2011	23.57	23.64	23.51	23.51	26,747	-0.05(-0.20%)
Mar 21, 2011	23.48	23.56	23.45	23.56	76,506	+0.41(+1.79%)
Mar 18, 2011	23.19	23.23	23.11	23.14	95,088	+0.22(+0.97%)
Mar 17, 2011	23.10	23.10	22.81	22.92	342,674	+0.15(+0.66%)
Mar 16, 2011	23.17	23.25	22.68	22.77	117,486	-0.42(-1.82%)
Mar 15, 2011	23.08	23.30	23.03	23.19	986,807	-0.37(-1.59%)
Mar 14, 2011	23.52	23.60	23.29	23.56	144,415	-0.15(-0.64%)
Mar 11, 2011	23.56	23.77	23.53	23.72	292,566	+0.02(+0.07%)
Mar 10, 2011	23.92	23.92	23.65	23.70	221,056	-0.50(-2.07%)
Mar 09, 2011	24.39	24.39	24.09	24.20	25,080	-0.17(-0.69%)
Mar 08, 2011	24.20	24.46	24.19	24.37	172,205	+0.20(+0.82%)
Mar 07, 2011	24.35	24.45	24.04	24.17	57,979	-0.14(-0.56%)
Mar 04, 2011	24.54	24.54	24.15	24.31	54,629	-0.29(-1.17%)
Mar 03, 2011	24.35	24.65	24.35	24.59	41,850	+0.48(+1.98%)
Mar 02, 2011	24.07	24.30	24.02	24.11	55,779	-0.02(-0.07%)

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