Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.19	21.46	20.80	20.96	12,019	-0.09(-0.43%)
May 23, 2011	21.23	21.23	20.80	21.05	5,782	-0.15(-0.71%)
May 20, 2011	21.16	21.65	20.79	21.20	15,840	+0.19(+0.89%)
May 19, 2011	21.64	21.64	21.01	21.01	12,317	-0.45(-2.09%)
May 18, 2011	21.09	21.84	20.32	21.46	4,974	+0.95(+4.63%)
May 17, 2011	20.08	20.61	20.04	20.51	1,827	+0.34(+1.69%)
May 16, 2011	20.29	20.29	20.14	20.17	2,050	+0.01(+0.05%)
May 13, 2011	20.18	20.18	19.97	20.16	450	-0.27(-1.32%)
May 12, 2011	19.87	20.43	19.80	20.43	5,989	+0.40(+1.98%)
May 11, 2011	20.70	20.76	20.01	20.03	7,269	-0.94(-4.47%)
May 10, 2011	21.01	21.08	20.70	20.97	3,188	+0.26(+1.26%)
May 09, 2011	20.22	20.76	20.22	20.71	600	+0.61(+3.03%)
May 06, 2011	20.18	20.65	20.00	20.10	5,400	+0.10(+0.49%)
May 05, 2011	20.25	20.44	20.00	20.00	12,373	-0.61(-2.96%)
May 04, 2011	21.06	21.06	20.52	20.61	78,006	-0.48(-2.28%)
May 03, 2011	21.48	21.99	21.09	21.09	29,491	-0.08(-0.38%)
May 02, 2011	21.40	21.42	21.08	21.17	9,497	-0.68(-3.11%)
Apr 29, 2011	21.36	21.96	20.68	21.85	2,650	+1.11(+5.35%)
Apr 28, 2011	21.50	21.67	20.61	20.74	13,580	-0.50(-2.36%)
Apr 27, 2011	20.82	21.87	20.82	21.24	6,682	-0.63(-2.88%)
Apr 26, 2011	21.95	22.02	21.80	21.87	2,998	-0.16(-0.73%)
Apr 25, 2011	21.93	22.07	21.61	22.03	26,052	+0.32(+1.47%)
Apr 21, 2011	21.60	21.93	21.40	21.71	14,057	+0.21(+0.98%)
Apr 20, 2011	21.85	21.90	21.43	21.50	11,429	+0.04(+0.19%)
Apr 19, 2011	21.67	21.67	21.46	21.46	3,150	+0.07(+0.32%)
Apr 18, 2011	21.42	21.50	21.25	21.39	9,496	+0.37(+1.77%)
Apr 15, 2011	21.44	21.44	20.88	21.02	1,625	+0.10(+0.48%)
Apr 14, 2011	21.09	21.09	20.80	20.92	4,041	-0.54(-2.52%)
Apr 13, 2011	21.80	21.80	21.00	21.46	1,498	+0.11(+0.51%)
Apr 12, 2011	21.63	21.73	21.03	21.35	3,908	-0.41(-1.88%)
Apr 11, 2011	21.89	21.98	21.65	21.76	2,671	-0.04(-0.18%)
Apr 08, 2011	21.50	21.80	21.49	21.80	3,056	+0.22(+1.02%)
Apr 07, 2011	21.62	21.70	21.58	21.58	10,300	-0.13(-0.60%)
Apr 06, 2011	22.00	22.01	21.67	21.71	6,673	-0.28(-1.25%)
Apr 05, 2011	21.98	22.00	21.94	21.99	8,560	-0.00(-0.02%)
Apr 04, 2011	22.07	22.07	21.75	21.99	5,811	+0.06(+0.27%)
Apr 01, 2011	22.00	22.00	21.49	21.93	2,192	+0.41(+1.91%)
Mar 31, 2011	21.18	21.65	21.18	21.52	7,800	+0.70(+3.36%)
Mar 30, 2011	21.07	21.07	20.76	20.82	8,400	-0.16(-0.76%)
Mar 29, 2011	21.00	21.12	20.82	20.98	13,440	-0.30(-1.41%)
Mar 28, 2011	21.20	21.44	20.76	21.28	3,054	+0.06(+0.29%)
Mar 25, 2011	21.31	21.59	21.03	21.22	75,006	+0.22(+1.04%)
Mar 24, 2011	20.75	21.33	20.75	21.00	22,736	+0.27(+1.30%)
Mar 23, 2011	20.69	20.77	20.63	20.73	2,900	+0.00(+0.00%)
Mar 22, 2011	20.98	21.05	20.48	20.73	5,200	-0.34(-1.61%)
Mar 21, 2011	20.65	21.27	20.65	21.07	74,558	+0.10(+0.48%)
Mar 18, 2011	20.89	21.35	20.55	20.97	35,935	+0.46(+2.24%)
Mar 17, 2011	19.48	21.18	19.48	20.51	1,612	+1.06(+5.45%)
Mar 16, 2011	19.64	20.10	18.89	19.45	82,353	+0.29(+1.51%)
Mar 15, 2011	19.28	20.54	18.99	19.16	6,242	-1.38(-6.70%)
Mar 14, 2011	20.37	20.84	20.23	20.54	4,440	-0.05(-0.27%)
Mar 11, 2011	20.61	20.77	20.35	20.59	12,745	-0.13(-0.62%)
Mar 10, 2011	21.07	21.46	20.50	20.72	6,655	-0.72(-3.36%)
Mar 09, 2011	21.79	21.91	21.30	21.44	7,080	-0.36(-1.65%)
Mar 08, 2011	21.83	21.90	21.75	21.80	12,149	+0.18(+0.83%)
Mar 07, 2011	22.30	22.30	21.62	21.62	8,123	-0.49(-2.22%)
Mar 04, 2011	22.30	22.30	21.72	22.11	7,600	+0.05(+0.23%)
Mar 03, 2011	22.06	22.06	21.95	22.06	1,363	+0.18(+0.82%)
Mar 02, 2011	21.51	22.23	21.51	21.88	3,163	+0.21(+0.97%)

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