Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	19.48	19.51	19.45	19.48	2,996,704	+0.03(+0.15%)
Mar 29, 2012	19.46	19.49	19.43	19.45	2,820,180	-0.05(-0.28%)
Mar 28, 2012	19.48	19.51	19.47	19.50	2,758,586	+0.02(+0.08%)
Mar 27, 2012	19.51	19.51	19.49	19.49	3,508,008	-0.02(-0.08%)
Mar 26, 2012	19.47	19.53	19.47	19.50	1,798,488	+0.04(+0.18%)
Mar 23, 2012	19.45	19.48	19.43	19.47	2,149,789	+0.02(+0.13%)
Mar 22, 2012	19.43	19.46	19.42	19.44	1,883,771	-0.02(-0.08%)
Mar 21, 2012	19.48	19.50	19.43	19.46	3,418,437	+0.01(+0.05%)
Mar 20, 2012	19.45	19.49	19.43	19.45	2,221,354	-0.03(-0.16%)
Mar 19, 2012	19.48	19.51	19.46	19.48	2,878,592	+0.00(+0.01%)
Mar 16, 2012	19.47	19.49	19.44	19.48	1,390,840	+0.04(+0.21%)
Mar 15, 2012	19.50	19.57	19.43	19.44	2,169,806	-0.05(-0.28%)
Mar 14, 2012	19.57	19.58	19.47	19.49	2,913,712	-0.07(-0.36%)
Mar 13, 2012	19.51	19.56	19.50	19.56	3,923,878	+0.06(+0.33%)
Mar 12, 2012	19.44	19.50	19.44	19.50	3,219,863	+0.05(+0.26%)
Mar 09, 2012	19.43	19.47	19.43	19.45	2,152,261	+0.03(+0.18%)
Mar 08, 2012	19.39	19.42	19.37	19.41	3,366,314	+0.10(+0.54%)
Mar 07, 2012	19.32	19.35	19.28	19.31	2,162,868	+0.03(+0.18%)
Mar 06, 2012	19.35	19.37	19.23	19.27	3,041,403	-0.16(-0.85%)
Mar 05, 2012	19.50	19.51	19.43	19.44	1,829,585	-0.06(-0.33%)
Mar 02, 2012	19.47	19.50	19.46	19.50	2,781,044	+0.04(+0.21%)
Mar 01, 2012	19.49	19.49	19.43	19.46	3,380,527	+0.02(+0.10%)
Feb 29, 2012	19.45	19.48	19.42	19.44	6,803,009	+0.00(+0.03%)
Feb 28, 2012	19.41	19.44	19.38	19.44	5,740,979	+0.06(+0.31%)
Feb 27, 2012	19.34	19.39	19.32	19.38	4,565,121	+0.03(+0.18%)
Feb 24, 2012	19.32	19.36	19.31	19.34	2,384,761	+0.01(+0.08%)
Feb 23, 2012	19.30	19.34	19.29	19.33	3,868,461	+0.03(+0.18%)
Feb 22, 2012	19.28	19.30	19.26	19.29	2,582,419	+0.02(+0.13%)
Feb 21, 2012	19.30	19.31	19.24	19.27	2,928,765	-0.00(-0.03%)
Feb 17, 2012	19.24	19.29	19.22	19.27	4,922,837	+0.04(+0.23%)
Feb 16, 2012	19.20	19.23	19.14	19.23	2,195,241	+0.03(+0.16%)
Feb 15, 2012	19.22	19.23	19.18	19.20	2,075,115	+0.03(+0.18%)
Feb 14, 2012	19.14	19.18	19.12	19.16	2,995,510	+0.00(+0.00%)
Feb 13, 2012	19.16	19.18	19.11	19.16	2,847,005	+0.08(+0.44%)
Feb 10, 2012	19.10	19.12	19.06	19.08	2,003,515	-0.08(-0.41%)
Feb 09, 2012	19.17	19.20	19.11	19.16	2,454,287	+0.00(+0.00%)
Feb 08, 2012	19.13	19.16	19.11	19.16	2,915,400	+0.03(+0.18%)
Feb 07, 2012	19.06	19.12	19.06	19.12	2,851,852	+0.03(+0.16%)
Feb 06, 2012	19.08	19.09	19.06	19.09	2,579,163	+0.01(+0.08%)
Feb 03, 2012	19.09	19.11	19.01	19.08	3,706,975	+0.09(+0.47%)
Feb 02, 2012	18.98	19.01	18.96	18.99	4,704,805	+0.04(+0.24%)
Feb 01, 2012	18.92	18.98	18.89	18.95	5,880,741	+0.08(+0.41%)
Jan 31, 2012	18.89	18.90	18.83	18.87	3,589,009	+0.04(+0.21%)
Jan 30, 2012	18.84	18.85	18.80	18.83	2,382,705	-0.03(-0.18%)
Jan 27, 2012	18.79	18.87	18.77	18.86	2,065,830	+0.06(+0.34%)
Jan 26, 2012	18.79	18.83	18.76	18.80	2,582,525	+0.06(+0.32%)
Jan 25, 2012	18.69	18.79	18.66	18.74	4,033,584	+0.05(+0.29%)
Jan 24, 2012	18.69	18.70	18.64	18.69	3,618,584	-0.00(-0.03%)
Jan 23, 2012	18.70	18.75	18.66	18.69	2,241,619	+0.01(+0.08%)
Jan 20, 2012	18.60	18.68	18.60	18.68	2,302,379	+0.07(+0.40%)
Jan 19, 2012	18.56	18.67	18.56	18.60	5,268,239	+0.06(+0.35%)
Jan 18, 2012	18.45	18.54	18.45	18.54	3,020,947	+0.10(+0.54%)
Jan 17, 2012	18.43	18.54	18.43	18.44	3,319,508	+0.00(+0.03%)
Jan 13, 2012	18.43	18.46	18.37	18.43	2,841,745	-0.05(-0.29%)
Jan 12, 2012	18.45	18.49	18.41	18.49	2,262,347	+0.07(+0.40%)
Jan 11, 2012	18.40	18.48	18.38	18.41	2,425,892	-0.02(-0.11%)
Jan 10, 2012	18.45	18.45	18.40	18.43	4,195,921	+0.13(+0.70%)
Jan 09, 2012	18.27	18.35	18.23	18.30	2,213,075	+0.09(+0.52%)
Jan 06, 2012	18.23	18.28	18.19	18.21	3,106,713	+0.02(+0.14%)
Jan 05, 2012	17.94	18.20	17.92	18.19	7,524,174	+0.25(+1.38%)

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