Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2007	20.75	20.81	20.63	20.67	443,301	-0.08(-0.40%)
May 30, 2007	20.61	20.76	20.55	20.75	85,079	-0.03(-0.12%)
May 29, 2007	20.49	20.80	20.49	20.78	68,042	+0.32(+1.57%)
May 25, 2007	20.57	20.61	20.43	20.46	57,628	+0.01(+0.06%)
May 24, 2007	20.73	20.92	20.37	20.44	93,426	-0.32(-1.55%)
May 23, 2007	21.06	21.10	20.74	20.77	71,465	-0.21(-1.02%)
May 22, 2007	20.77	21.11	20.77	20.98	74,890	+0.16(+0.79%)
May 21, 2007	20.54	20.94	20.45	20.82	70,731	+0.29(+1.41%)
May 18, 2007	20.44	20.61	20.37	20.53	201,943	+0.16(+0.81%)
May 17, 2007	20.48	20.50	20.31	20.36	105,283	-0.21(-1.01%)
May 16, 2007	20.48	20.57	20.30	20.57	119,449	+0.20(+0.96%)
May 15, 2007	20.53	20.77	20.37	20.37	164,582	-0.20(-0.98%)
May 14, 2007	20.73	20.79	20.52	20.58	123,878	-0.21(-1.00%)
May 11, 2007	20.84	20.98	20.67	20.78	84,583	+0.18(+0.89%)
May 10, 2007	20.90	20.96	20.53	20.60	184,903	-0.38(-1.80%)
May 09, 2007	20.76	21.02	20.68	20.98	86,993	+0.10(+0.48%)
May 08, 2007	20.76	20.88	20.65	20.88	61,108	+0.01(+0.06%)
May 07, 2007	20.82	21.06	20.78	20.87	67,101	-0.13(-0.60%)
May 04, 2007	20.80	20.99	20.80	20.99	38,772	+0.20(+0.94%)
May 03, 2007	20.77	20.91	20.62	20.80	117,008	-0.02(-0.09%)
May 02, 2007	20.57	20.82	20.53	20.82	80,197	+0.30(+1.44%)
May 01, 2007	20.52	20.58	20.29	20.52	47,179	-0.03(-0.12%)
Apr 30, 2007	20.62	20.68	20.44	20.55	262,549	-0.01(-0.03%)
Apr 27, 2007	20.74	20.78	20.53	20.55	49,341	-0.26(-1.27%)
Apr 26, 2007	20.87	20.87	20.63	20.82	75,815	+0.07(+0.33%)
Apr 25, 2007	20.81	20.89	20.72	20.75	190,543	+0.01(+0.06%)
Apr 24, 2007	20.63	20.82	20.60	20.73	131,184	+0.06(+0.31%)
Apr 23, 2007	20.73	20.77	20.56	20.67	203,387	-0.15(-0.73%)
Apr 20, 2007	20.73	20.94	20.43	20.82	159,725	+0.37(+1.82%)
Apr 19, 2007	20.77	20.77	20.23	20.45	99,811	-0.12(-0.58%)
Apr 18, 2007	20.91	20.91	20.56	20.57	42,647	-0.21(-1.00%)
Apr 17, 2007	21.07	21.07	20.78	20.78	79,009	-0.38(-1.82%)
Apr 16, 2007	20.51	21.16	20.36	21.16	184,296	+0.69(+3.36%)
Apr 13, 2007	20.34	20.48	20.11	20.48	320,744	+0.16(+0.78%)
Apr 12, 2007	20.01	20.32	19.92	20.32	52,400	+0.23(+1.13%)
Apr 11, 2007	20.33	20.34	19.91	20.09	75,541	-0.20(-0.96%)
Apr 10, 2007	20.18	20.43	20.17	20.29	57,249	+0.09(+0.44%)
Apr 09, 2007	20.44	20.63	20.19	20.20	90,038	-0.28(-1.36%)
Apr 05, 2007	20.70	20.73	20.46	20.48	33,477	-0.15(-0.70%)
Apr 04, 2007	20.78	21.04	20.41	20.62	42,948	-0.21(-1.03%)
Apr 03, 2007	20.80	21.09	20.80	20.84	83,228	+0.07(+0.33%)
Apr 02, 2007	20.87	20.89	20.43	20.77	82,318	-0.08(-0.39%)
Mar 30, 2007	20.96	20.98	20.71	20.85	186,802	-0.05(-0.24%)
Mar 29, 2007	20.90	21.00	20.64	20.90	49,888	+0.11(+0.55%)
Mar 28, 2007	20.98	20.98	20.72	20.78	304,005	-0.34(-1.61%)
Mar 27, 2007	21.35	21.35	21.08	21.13	100,637	-0.33(-1.53%)
Mar 26, 2007	21.35	21.45	21.14	21.45	34,926	+0.09(+0.44%)
Mar 23, 2007	21.50	21.51	21.35	21.36	52,901	-0.23(-1.05%)
Mar 22, 2007	21.94	22.00	21.47	21.59	69,101	-0.32(-1.44%)
Mar 21, 2007	21.16	21.90	21.16	21.90	131,734	+0.63(+2.97%)
Mar 20, 2007	21.08	21.27	21.07	21.27	110,043	+0.14(+0.66%)
Mar 19, 2007	20.78	21.14	20.75	21.13	128,851	+0.44(+2.13%)
Mar 16, 2007	20.74	20.80	20.61	20.69	454,737	-0.08(-0.39%)
Mar 15, 2007	20.48	20.77	20.45	20.77	61,517	+0.30(+1.45%)
Mar 14, 2007	20.13	20.50	20.13	20.48	158,917	+0.31(+1.53%)
Mar 13, 2007	20.65	20.76	20.15	20.17	199,826	-0.49(-2.35%)
Mar 12, 2007	20.69	20.76	20.51	20.65	90,592	+0.01(+0.03%)
Mar 09, 2007	20.58	20.69	20.53	20.65	242,641	+0.22(+1.08%)
Mar 08, 2007	20.58	20.59	20.41	20.43	98,252	-0.06(-0.28%)
Mar 07, 2007	20.49	20.69	20.48	20.48	119,518	-0.27(-1.28%)
Mar 06, 2007	20.63	20.80	20.47	20.75	103,047	+0.25(+1.23%)
Mar 05, 2007	20.44	20.72	20.44	20.49	218,133	-0.15(-0.70%)
Mar 02, 2007	20.64	20.72	20.58	20.64	256,060	-0.14(-0.67%)

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