Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	21.65	21.66	21.58	21.66	3,167	-0.05(-0.23%)
Apr 28, 2011	21.62	21.71	21.62	21.71	6,216	-0.20(-0.91%)
Apr 27, 2011	22.06	22.06	21.86	21.91	37,908	-0.15(-0.68%)
Apr 26, 2011	21.93	22.06	21.93	22.06	1,959	+0.12(+0.55%)
Apr 25, 2011	22.16	22.00	21.94	21.94	10,765	-0.25(-1.13%)
Apr 21, 2011	22.19	22.19	22.09	22.19	4,464	+0.01(+0.05%)
Apr 20, 2011	22.13	22.18	22.13	22.18	4,110	+0.51(+2.35%)
Apr 19, 2011	21.64	21.67	21.62	21.67	2,483	+0.06(+0.28%)
Apr 18, 2011	21.56	21.64	21.56	21.61	3,845	-0.39(-1.77%)
Apr 15, 2011	22.23	22.23	22.00	22.00	5,162	-0.20(-0.90%)
Apr 14, 2011	22.09	22.27	22.09	22.20	3,215	-0.02(-0.09%)
Apr 13, 2011	22.20	22.28	22.20	22.22	6,851	+0.59(+2.73%)
Apr 12, 2011	21.68	21.68	21.61	21.63	3,716	-0.10(-0.46%)
Apr 11, 2011	22.00	22.00	21.70	21.73	4,735	-0.37(-1.67%)
Apr 08, 2011	22.25	22.25	22.10	22.10	2,365	-0.26(-1.16%)
Apr 07, 2011	22.34	22.36	22.34	22.36	640	-0.13(-0.58%)
Apr 06, 2011	22.50	22.50	22.38	22.49	1,723	-0.10(-0.44%)
Apr 05, 2011	22.64	22.64	22.48	22.59	10,148	-0.11(-0.48%)
Apr 04, 2011	22.75	22.75	22.61	22.70	10,885	+0.45(+2.02%)
Apr 01, 2011	22.35	22.37	22.25	22.25	1,564	-0.02(-0.09%)
Mar 31, 2011	22.36	22.38	22.27	22.27	5,228	+0.04(+0.18%)
Mar 30, 2011	22.14	22.28	22.10	22.23	4,170	+0.17(+0.77%)
Mar 29, 2011	21.99	22.09	21.91	22.06	8,737	+0.43(+1.99%)
Mar 28, 2011	21.63	21.66	21.61	21.63	2,829	-0.09(-0.41%)
Mar 25, 2011	21.69	21.82	21.69	21.72	15,591	+0.27(+1.26%)
Mar 24, 2011	21.20	21.45	21.20	21.45	6,466	+0.25(+1.18%)
Mar 23, 2011	21.04	21.20	20.96	21.20	6,056	+0.53(+2.56%)
Mar 22, 2011	20.83	20.83	20.67	20.67	3,765	+0.04(+0.19%)
Mar 21, 2011	20.55	20.63	20.61	20.63	4,994	-0.07(-0.34%)
Mar 18, 2011	20.54	20.70	20.54	20.70	844	-0.22(-1.05%)
Mar 17, 2011	21.06	21.06	20.85	20.92	7,817	-0.03(-0.14%)
Mar 16, 2011	21.24	21.24	20.88	20.95	6,980	+0.03(+0.14%)
Mar 15, 2011	20.69	20.92	20.68	20.92	6,892	+0.01(+0.05%)
Mar 14, 2011	20.95	20.98	20.79	20.91	5,355	+0.21(+1.01%)
Mar 11, 2011	20.70	20.71	20.65	20.70	3,019	+0.04(+0.19%)
Mar 10, 2011	20.80	20.80	20.62	20.66	3,840	-0.29(-1.38%)
Mar 09, 2011	20.92	20.95	20.85	20.95	4,128	-0.06(-0.29%)
Mar 08, 2011	20.87	21.02	20.87	21.01	13,662	+0.45(+2.19%)
Mar 07, 2011	20.76	20.76	20.48	20.56	4,422	-0.34(-1.63%)
Mar 04, 2011	21.09	21.09	20.83	20.90	6,782	-0.34(-1.60%)
Mar 03, 2011	21.02	21.28	21.02	21.24	8,733	+0.53(+2.56%)
Mar 02, 2011	20.73	20.82	20.65	20.71	9,460	+0.13(+0.63%)
Mar 01, 2011	20.78	20.86	20.58	20.58	10,232	+0.40(+1.98%)
Feb 28, 2011	20.25	20.31	20.18	20.18	9,441	-0.06(-0.30%)
Feb 25, 2011	20.15	20.29	20.15	20.24	14,398	+0.09(+0.45%)
Feb 24, 2011	20.19	20.19	19.95	20.15	23,668	-0.57(-2.75%)
Feb 23, 2011	20.86	20.95	20.61	20.72	13,954	-0.04(-0.19%)
Feb 22, 2011	21.04	21.04	20.67	20.76	30,260	-0.29(-1.38%)
Feb 18, 2011	20.98	21.06	20.82	21.05	14,350	-0.08(-0.38%)
Feb 17, 2011	21.05	21.29	21.05	21.13	17,298	+0.18(+0.86%)
Feb 16, 2011	21.03	21.03	20.82	20.95	16,207	-0.01(-0.05%)
Feb 15, 2011	21.00	21.03	20.82	20.96	17,541	+0.09(+0.43%)
Feb 14, 2011	20.86	20.92	20.80	20.87	23,984	+0.44(+2.15%)
Feb 11, 2011	20.25	20.48	20.25	20.43	11,771	+0.33(+1.64%)
Feb 10, 2011	20.14	20.14	19.90	20.10	17,677	-0.06(-0.30%)
Feb 09, 2011	20.10	20.23	20.09	20.16	21,404	-0.46(-2.23%)
Feb 08, 2011	20.48	20.63	20.26	20.62	41,130	-0.02(-0.10%)
Feb 07, 2011	20.60	20.66	20.50	20.64	11,268	+0.24(+1.18%)
Feb 04, 2011	20.56	20.56	20.35	20.40	6,814	-0.47(-2.25%)
Feb 03, 2011	20.83	21.02	20.83	20.87	42,598	+0.34(+1.66%)
Feb 02, 2011	20.73	20.73	20.53	20.53	9,825	-0.36(-1.72%)

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