Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	20.18	20.53	20.05	20.46	4,018,762	+0.26(+1.29%)
Apr 27, 2012	19.86	20.22	19.86	20.20	4,270,920	+0.42(+2.11%)
Apr 26, 2012	19.57	19.91	19.45	19.78	2,887,644	+0.12(+0.60%)
Apr 25, 2012	19.45	19.67	19.34	19.67	2,393,811	+0.39(+2.00%)
Apr 24, 2012	19.11	19.53	19.05	19.28	2,922,393	+0.28(+1.47%)
Apr 23, 2012	19.09	19.09	18.66	19.00	3,616,372	-0.47(-2.43%)
Apr 20, 2012	19.62	19.73	19.44	19.47	2,751,040	-0.02(-0.10%)
Apr 19, 2012	19.53	19.76	19.35	19.49	2,739,581	-0.05(-0.25%)
Apr 18, 2012	19.50	19.68	19.29	19.54	3,238,583	-0.07(-0.38%)
Apr 17, 2012	19.58	19.87	19.57	19.62	3,187,004	+0.16(+0.83%)
Apr 16, 2012	19.48	19.63	19.17	19.45	2,917,574	+0.11(+0.55%)
Apr 13, 2012	19.71	19.73	19.19	19.35	4,149,149	-0.48(-2.42%)
Apr 12, 2012	18.83	19.86	18.82	19.83	4,689,068	+1.03(+5.50%)
Apr 11, 2012	18.97	19.12	18.73	18.79	3,473,159	+0.01(+0.03%)
Apr 10, 2012	18.99	19.14	18.61	18.79	5,161,767	-0.17(-0.89%)
Apr 09, 2012	18.85	19.11	18.79	18.96	3,141,215	-0.18(-0.94%)
Apr 05, 2012	19.34	19.59	19.08	19.14	2,279,370	-0.24(-1.22%)
Apr 04, 2012	19.26	19.56	19.22	19.37	3,226,017	-0.34(-1.74%)
Apr 03, 2012	19.84	19.90	19.57	19.72	3,294,923	-0.14(-0.72%)
Apr 02, 2012	19.78	20.07	19.77	19.86	3,892,578	+0.12(+0.63%)
Mar 30, 2012	19.71	20.00	19.50	19.73	3,791,373	+0.22(+1.15%)
Mar 29, 2012	19.38	19.52	19.07	19.51	3,332,328	-0.02(-0.10%)
Mar 28, 2012	19.68	19.73	19.04	19.53	5,696,285	-0.20(-1.01%)
Mar 27, 2012	19.86	20.01	19.71	19.73	5,382,030	+0.32(+1.64%)
Mar 26, 2012	19.45	19.52	19.16	19.41	2,910,011	+0.14(+0.74%)
Mar 23, 2012	19.27	19.48	19.16	19.27	2,672,788	+0.06(+0.32%)
Mar 22, 2012	19.36	19.36	19.04	19.20	3,036,011	-0.45(-2.28%)
Mar 21, 2012	19.60	19.73	19.29	19.65	2,531,239	+0.14(+0.70%)
Mar 20, 2012	19.57	19.66	19.12	19.52	4,681,702	-0.51(-2.55%)
Mar 19, 2012	19.77	20.14	19.70	20.03	2,562,935	+0.20(+1.00%)
Mar 16, 2012	19.70	19.86	19.64	19.83	2,899,553	+0.20(+1.01%)
Mar 15, 2012	19.67	19.86	19.52	19.63	2,916,099	+0.01(+0.06%)
Mar 14, 2012	19.98	20.06	19.48	19.62	3,204,997	-0.49(-2.41%)
Mar 13, 2012	19.88	20.13	19.79	20.10	3,279,647	+0.42(+2.12%)
Mar 12, 2012	19.53	19.89	19.50	19.68	2,731,287	+0.15(+0.76%)
Mar 09, 2012	19.40	20.07	19.37	19.53	5,302,298	+0.09(+0.48%)
Mar 08, 2012	19.40	19.57	19.16	19.44	2,153,355	+0.25(+1.30%)
Mar 07, 2012	19.25	19.31	18.92	19.19	3,621,113	+0.06(+0.33%)
Mar 06, 2012	18.86	19.17	18.48	19.13	5,090,010	-0.35(-1.79%)
Mar 05, 2012	19.64	19.64	19.20	19.48	3,481,868	-0.35(-1.76%)
Mar 02, 2012	20.11	20.16	19.56	19.83	3,887,454	-0.31(-1.55%)
Mar 01, 2012	20.06	20.41	20.06	20.14	2,000,296	+0.12(+0.62%)
Feb 29, 2012	20.52	20.69	19.94	20.01	4,598,631	-0.50(-2.43%)
Feb 28, 2012	20.44	20.69	20.37	20.51	3,462,724	+0.13(+0.64%)
Feb 27, 2012	20.42	20.52	20.25	20.38	4,260,345	-0.27(-1.33%)
Feb 24, 2012	20.79	20.92	20.49	20.65	3,267,238	-0.09(-0.42%)
Feb 23, 2012	20.77	20.90	20.40	20.74	3,762,917	+0.05(+0.24%)
Feb 22, 2012	20.23	20.78	20.23	20.69	4,832,439	+0.37(+1.81%)
Feb 21, 2012	20.29	20.49	20.07	20.33	3,142,867	+0.30(+1.52%)
Feb 17, 2012	20.43	20.49	19.90	20.02	3,636,180	-0.35(-1.71%)
Feb 16, 2012	19.93	20.52	19.79	20.37	3,955,634	+0.33(+1.65%)
Feb 15, 2012	20.15	20.28	19.77	20.04	4,291,172	+0.01(+0.03%)
Feb 14, 2012	20.50	20.56	19.73	20.03	6,030,912	-0.60(-2.90%)
Feb 13, 2012	20.98	21.07	20.40	20.63	3,707,524	-0.22(-1.05%)
Feb 10, 2012	21.27	21.27	20.63	20.85	5,216,721	-0.71(-3.27%)
Feb 09, 2012	21.73	21.77	21.33	21.56	4,208,566	-0.09(-0.40%)
Feb 08, 2012	21.73	22.22	21.60	21.64	3,544,761	+0.02(+0.11%)
Feb 07, 2012	21.67	21.98	21.43	21.62	3,448,298	-0.16(-0.74%)
Feb 06, 2012	21.69	21.81	21.51	21.78	3,761,024	-0.02(-0.11%)
Feb 03, 2012	21.74	21.91	21.44	21.80	5,297,885	+0.51(+2.41%)
Feb 02, 2012	21.56	21.70	21.26	21.29	3,723,315	-0.24(-1.09%)

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