Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2007	18.79	18.85	18.77	18.78	29,243	-0.01(-0.05%)
May 30, 2007	18.59	18.79	18.59	18.79	31,624	+0.13(+0.71%)
May 29, 2007	18.60	18.70	18.60	18.65	31,284	+0.09(+0.48%)
May 25, 2007	18.57	18.62	18.56	18.57	19,042	+0.06(+0.35%)
May 24, 2007	18.63	18.72	18.50	18.50	34,344	-0.12(-0.66%)
May 23, 2007	18.69	18.74	18.62	18.62	44,886	-0.04(-0.22%)
May 22, 2007	18.63	18.70	18.58	18.67	48,286	+0.05(+0.28%)
May 21, 2007	18.61	18.67	18.59	18.61	68,689	+0.01(+0.06%)
May 18, 2007	18.51	18.60	18.51	18.60	51,687	+0.11(+0.59%)
May 17, 2007	18.46	18.55	18.44	18.49	46,246	-0.02(-0.10%)
May 16, 2007	18.36	18.51	18.36	18.51	25,163	+0.17(+0.95%)
May 15, 2007	18.34	18.46	18.30	18.34	145,539	+0.03(+0.14%)
May 14, 2007	18.35	18.37	18.29	18.31	20,742	+0.01(+0.03%)
May 11, 2007	18.27	18.32	18.26	18.30	48,626	+0.07(+0.37%)
May 10, 2007	18.36	18.37	18.24	18.24	68,349	-0.24(-1.29%)
May 09, 2007	18.37	18.47	18.37	18.47	22,783	+0.05(+0.29%)
May 08, 2007	18.44	18.44	18.37	18.42	272,036	-0.05(-0.29%)
May 07, 2007	18.55	18.55	18.46	18.47	33,324	-0.01(-0.08%)
May 04, 2007	18.52	18.52	18.44	18.49	56,787	+0.03(+0.18%)
May 03, 2007	18.53	18.53	18.44	18.46	45,906	-0.04(-0.22%)
May 02, 2007	18.41	18.54	18.41	18.50	206,407	+0.10(+0.56%)
May 01, 2007	18.37	18.42	18.32	18.39	1,542,789	-0.11(-0.59%)
Apr 30, 2007	18.54	18.61	18.50	18.50	47,266	-0.01(-0.08%)
Apr 27, 2007	18.52	18.54	18.49	18.52	27,543	-0.04(-0.19%)
Apr 26, 2007	18.57	18.60	18.54	18.55	34,684	-0.02(-0.10%)
Apr 25, 2007	18.57	18.59	18.49	18.57	315,222	+0.08(+0.43%)
Apr 24, 2007	18.44	18.50	18.34	18.49	55,767	+0.02(+0.09%)
Apr 23, 2007	18.47	18.51	18.46	18.48	30,944	+0.01(+0.06%)
Apr 20, 2007	18.43	18.48	18.40	18.47	60,528	+0.15(+0.83%)
Apr 19, 2007	18.26	18.35	18.26	18.31	59,848	-0.06(-0.35%)
Apr 18, 2007	18.29	18.40	18.29	18.38	30,944	+0.03(+0.18%)
Apr 17, 2007	18.29	18.38	18.29	18.34	32,984	+0.09(+0.50%)
Apr 16, 2007	18.19	18.25	18.19	18.25	33,324	+0.11(+0.60%)
Apr 13, 2007	18.12	18.15	18.07	18.14	18,702	+0.01(+0.03%)
Apr 12, 2007	17.94	18.16	17.94	18.14	37,405	+0.09(+0.52%)
Apr 11, 2007	18.12	18.12	17.98	18.05	59,168	-0.08(-0.45%)
Apr 10, 2007	18.11	18.13	18.09	18.13	52,707	+0.06(+0.32%)
Apr 09, 2007	18.14	18.14	18.07	18.07	44,546	-0.01(-0.08%)
Apr 05, 2007	18.01	18.11	18.01	18.08	21,082	+0.07(+0.38%)
Apr 04, 2007	17.96	18.06	17.96	18.02	42,845	+0.05(+0.29%)
Apr 03, 2007	17.93	18.02	17.93	17.96	228,510	+0.13(+0.73%)
Apr 02, 2007	17.78	17.92	17.78	17.83	1,506,064	+0.11(+0.60%)
Mar 30, 2007	17.76	17.83	17.61	17.73	387,992	-0.01(-0.03%)
Mar 29, 2007	17.74	17.75	17.63	17.73	26,523	+0.05(+0.28%)
Mar 28, 2007	17.63	17.74	17.58	17.68	90,112	-0.01(-0.05%)
Mar 27, 2007	17.71	17.71	17.65	17.69	32,304	-0.11(-0.64%)
Mar 26, 2007	17.86	17.86	17.70	17.81	122,416	-0.05(-0.28%)
Mar 23, 2007	17.85	17.91	17.82	17.86	71,749	-0.05(-0.28%)
Mar 22, 2007	17.92	17.95	17.91	17.91	60,868	+0.02(+0.13%)
Mar 21, 2007	17.68	17.93	17.67	17.88	99,293	+0.19(+1.05%)
Mar 20, 2007	17.56	17.70	17.56	17.70	57,807	+0.14(+0.82%)
Mar 19, 2007	17.53	17.62	17.52	17.55	15,982	+0.12(+0.69%)
Mar 16, 2007	17.53	17.55	17.42	17.43	142,819	-0.09(-0.54%)
Mar 15, 2007	17.42	17.55	17.42	17.53	117,655	+0.13(+0.76%)
Mar 14, 2007	17.38	17.42	17.17	17.39	189,405	+0.03(+0.19%)
Mar 13, 2007	17.67	17.60	17.35	17.36	51,687	-0.31(-1.75%)
Mar 12, 2007	17.64	17.73	17.62	17.67	114,595	+0.01(+0.08%)
Mar 09, 2007	17.64	17.67	17.58	17.66	59,848	+0.05(+0.31%)
Mar 08, 2007	17.59	17.66	17.56	17.60	103,033	+0.14(+0.78%)
Mar 07, 2007	17.55	17.55	17.44	17.47	87,731	-0.05(-0.27%)
Mar 06, 2007	17.45	17.54	17.36	17.51	136,358	+0.24(+1.38%)
Mar 05, 2007	17.30	17.47	17.27	17.27	155,401	-0.15(-0.86%)
Mar 02, 2007	17.52	17.61	17.42	17.42	94,532	-0.20(-1.12%)

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