Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	20.55	20.93	20.51	20.84	159,108	+0.30(+1.48%)
Mar 30, 2011	20.64	20.79	20.44	20.54	170,164	-0.06(-0.28%)
Mar 29, 2011	20.70	20.74	20.53	20.60	84,518	-0.14(-0.67%)
Mar 28, 2011	20.67	20.95	20.67	20.74	160,097	+0.04(+0.18%)
Mar 25, 2011	20.62	20.81	20.49	20.70	90,563	+0.16(+0.80%)
Mar 24, 2011	20.25	20.53	20.25	20.53	114,616	+0.30(+1.47%)
Mar 23, 2011	20.32	20.36	20.19	20.23	157,930	-0.08(-0.41%)
Mar 22, 2011	20.13	20.34	20.13	20.32	149,315	+0.16(+0.79%)
Mar 21, 2011	20.13	20.16	20.10	20.16	105,582	+0.34(+1.73%)
Mar 18, 2011	20.29	20.29	19.78	19.82	304,086	-0.30(-1.51%)
Mar 17, 2011	20.10	20.15	19.92	20.12	136,555	+0.25(+1.28%)
Mar 16, 2011	19.54	19.95	19.54	19.87	218,103	+0.09(+0.45%)
Mar 15, 2011	19.79	20.08	19.73	19.78	209,231	-0.30(-1.48%)
Mar 14, 2011	20.15	20.22	19.97	20.08	91,998	-0.04(-0.22%)
Mar 11, 2011	20.01	20.20	19.98	20.12	117,733	-0.03(-0.16%)
Mar 10, 2011	20.39	20.39	20.10	20.15	193,303	-0.27(-1.33%)
Mar 09, 2011	20.44	20.58	20.35	20.43	151,994	-0.13(-0.62%)
Mar 08, 2011	20.56	20.58	20.48	20.55	181,471	-0.03(-0.12%)
Mar 07, 2011	20.83	20.90	20.47	20.58	162,954	-0.10(-0.49%)
Mar 04, 2011	20.72	20.75	20.63	20.68	167,169	-0.08(-0.37%)
Mar 03, 2011	20.74	20.79	20.64	20.75	157,924	+0.03(+0.12%)
Mar 02, 2011	20.72	20.95	20.68	20.73	250,795	-0.04(-0.21%)
Mar 01, 2011	20.87	20.97	20.69	20.77	387,078	-0.07(-0.33%)
Feb 28, 2011	20.86	20.95	20.76	20.84	187,648	-0.02(-0.09%)
Feb 25, 2011	20.74	20.95	20.65	20.86	135,743	+0.23(+1.14%)
Feb 24, 2011	20.74	20.91	20.61	20.63	134,937	-0.15(-0.73%)
Feb 23, 2011	20.93	21.04	20.62	20.78	182,113	-0.15(-0.70%)
Feb 22, 2011	21.24	21.24	20.79	20.93	213,191	-0.27(-1.26%)
Feb 18, 2011	21.17	21.24	21.12	21.19	146,935	+0.06(+0.30%)
Feb 17, 2011	21.07	21.16	21.07	21.13	112,981	+0.01(+0.03%)
Feb 16, 2011	21.16	21.18	21.04	21.12	100,658	-0.03(-0.15%)
Feb 15, 2011	20.98	21.15	20.88	21.15	271,952	+0.12(+0.57%)
Feb 14, 2011	20.86	21.04	20.77	21.03	220,929	+0.20(+0.97%)
Feb 11, 2011	20.61	20.86	20.61	20.83	267,724	+0.17(+0.83%)
Feb 10, 2011	20.72	20.79	20.62	20.66	103,522	-0.06(-0.31%)
Feb 09, 2011	20.58	20.86	20.58	20.72	84,132	-0.04(-0.21%)
Feb 08, 2011	20.79	20.86	20.67	20.77	171,033	-0.01(-0.03%)
Feb 07, 2011	20.91	20.93	20.77	20.77	186,495	-0.09(-0.43%)
Feb 04, 2011	20.86	20.98	20.80	20.86	187,834	-0.15(-0.72%)
Feb 03, 2011	21.05	21.05	20.80	21.01	118,836	+0.04(+0.21%)
Feb 02, 2011	20.88	21.04	20.77	20.97	196,642	+0.12(+0.58%)
Feb 01, 2011	20.89	20.89	20.76	20.85	258,712	-0.01(-0.06%)
Jan 31, 2011	20.87	20.87	20.69	20.86	174,584	+0.07(+0.36%)
Jan 28, 2011	20.74	20.86	20.67	20.79	349,058	+0.00(+0.00%)
Jan 27, 2011	20.70	20.82	20.63	20.79	173,892	+0.01(+0.03%)
Jan 26, 2011	20.71	20.78	20.57	20.78	290,616	+0.19(+0.91%)
Jan 25, 2011	20.56	20.64	20.46	20.59	131,835	+0.04(+0.18%)
Jan 24, 2011	20.27	20.67	20.27	20.56	164,140	+0.29(+1.42%)
Jan 21, 2011	20.22	20.31	20.21	20.27	112,193	+0.07(+0.37%)
Jan 20, 2011	20.56	20.56	20.02	20.19	261,439	-0.33(-1.62%)
Jan 19, 2011	20.69	20.69	20.44	20.52	351,601	-0.09(-0.46%)
Jan 18, 2011	20.56	20.63	20.54	20.62	126,948	+0.05(+0.24%)
Jan 14, 2011	20.70	20.70	20.55	20.57	128,644	-0.11(-0.51%)
Jan 13, 2011	20.76	20.76	20.52	20.67	323,882	-0.02(-0.12%)
Jan 12, 2011	20.71	20.71	20.61	20.70	175,869	+0.05(+0.24%)
Jan 11, 2011	20.64	20.69	20.52	20.65	158,352	+0.02(+0.09%)
Jan 10, 2011	20.52	20.63	20.46	20.63	112,452	+0.01(+0.06%)
Jan 07, 2011	20.52	20.62	20.44	20.62	117,310	+0.05(+0.24%)
Jan 06, 2011	20.58	20.62	20.44	20.57	151,620	+0.01(+0.03%)
Jan 05, 2011	20.36	20.57	20.35	20.56	99,200	+0.09(+0.43%)
Jan 04, 2011	20.59	20.59	20.41	20.47	160,720	-0.11(-0.52%)

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