Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	22.43	22.80	22.37	22.74	1,777,337	+0.21(+0.93%)
Apr 27, 2012	21.10	22.61	20.43	22.53	9,761,474	+1.89(+9.16%)
Apr 26, 2012	20.73	20.99	20.57	20.64	2,013,907	-0.08(-0.39%)
Apr 25, 2012	20.62	20.90	20.56	20.72	2,184,068	+0.27(+1.32%)
Apr 24, 2012	20.33	20.61	20.17	20.45	819,034	+0.06(+0.29%)
Apr 23, 2012	20.39	20.53	20.15	20.39	688,868	-0.31(-1.50%)
Apr 20, 2012	20.47	20.79	20.14	20.70	4,172,927	+0.28(+1.37%)
Apr 19, 2012	20.69	20.84	20.19	20.42	766,212	-0.25(-1.21%)
Apr 18, 2012	20.59	20.77	20.43	20.67	1,093,008	-0.03(-0.14%)
Apr 17, 2012	20.82	21.14	20.68	20.70	2,613,939	-0.02(-0.10%)
Apr 16, 2012	20.77	20.84	20.37	20.72	589,768	+0.03(+0.14%)
Apr 13, 2012	20.90	21.07	20.64	20.69	2,775,106	-0.30(-1.43%)
Apr 12, 2012	20.53	21.12	20.52	20.99	596,669	+0.45(+2.19%)
Apr 11, 2012	20.37	20.67	20.19	20.54	652,466	+0.33(+1.63%)
Apr 10, 2012	20.92	20.94	20.05	20.21	1,883,351	-0.79(-3.76%)
Apr 09, 2012	21.05	21.09	20.88	21.00	1,041,777	-0.38(-1.78%)
Apr 05, 2012	21.33	21.63	21.16	21.38	1,556,727	+0.04(+0.19%)
Apr 04, 2012	21.41	21.51	20.99	21.34	1,287,836	-0.27(-1.25%)
Apr 03, 2012	21.69	21.70	21.46	21.61	1,175,039	-0.10(-0.46%)
Apr 02, 2012	22.00	22.02	21.70	21.71	1,340,091	-0.36(-1.63%)
Mar 30, 2012	22.28	22.32	21.96	22.07	805,520	-0.13(-0.59%)
Mar 29, 2012	22.08	22.25	21.85	22.20	684,606	-0.05(-0.22%)
Mar 28, 2012	21.59	22.25	21.55	22.25	2,144,071	+0.60(+2.77%)
Mar 27, 2012	21.57	21.95	21.50	21.65	1,284,684	+0.04(+0.19%)
Mar 26, 2012	21.45	21.70	21.42	21.61	803,929	+0.28(+1.31%)
Mar 23, 2012	21.19	21.36	20.97	21.33	2,046,131	+0.04(+0.19%)
Mar 22, 2012	21.04	21.32	20.86	21.29	1,309,122	+0.17(+0.80%)
Mar 21, 2012	21.19	21.25	20.81	21.12	766,313	-0.04(-0.19%)
Mar 20, 2012	21.16	21.45	20.96	21.16	598,695	-0.29(-1.35%)
Mar 19, 2012	21.46	21.60	21.26	21.45	1,483,458	+0.04(+0.19%)
Mar 16, 2012	21.33	21.53	20.89	21.41	7,184,100	+0.11(+0.52%)
Mar 15, 2012	21.23	21.34	21.00	21.30	1,316,217	+0.07(+0.33%)
Mar 14, 2012	21.49	21.59	20.87	21.23	724,191	-0.34(-1.58%)
Mar 13, 2012	21.12	21.91	21.05	21.57	1,588,523	+0.55(+2.62%)
Mar 12, 2012	20.17	21.18	20.17	21.02	1,441,775	+0.07(+0.33%)
Mar 09, 2012	20.09	20.98	19.95	20.95	903,046	+0.82(+4.07%)
Mar 08, 2012	19.65	20.24	19.50	20.13	1,058,488	+0.63(+3.23%)
Mar 07, 2012	19.13	19.52	18.86	19.50	2,065,411	+0.48(+2.52%)
Mar 06, 2012	19.08	19.12	18.77	19.02	1,442,723	-0.23(-1.19%)
Mar 05, 2012	19.11	19.28	19.02	19.25	698,387	+0.10(+0.52%)
Mar 02, 2012	19.33	19.43	19.00	19.15	979,467	-0.22(-1.14%)
Mar 01, 2012	19.50	19.50	19.20	19.37	1,196,416	+0.03(+0.16%)
Feb 29, 2012	19.29	19.52	19.24	19.34	1,533,710	+0.10(+0.52%)
Feb 28, 2012	19.44	19.56	19.22	19.24	1,669,468	-0.21(-1.08%)
Feb 27, 2012	19.31	19.55	19.23	19.45	802,017	+0.04(+0.21%)
Feb 24, 2012	19.68	19.80	19.29	19.41	631,868	-0.34(-1.72%)
Feb 23, 2012	19.16	19.77	18.85	19.75	1,001,730	+0.51(+2.65%)
Feb 22, 2012	19.40	19.46	19.20	19.24	922,546	-0.22(-1.13%)
Feb 21, 2012	19.31	19.64	19.30	19.46	668,047	+0.14(+0.72%)
Feb 17, 2012	19.56	19.73	19.30	19.32	470,226	-0.20(-1.02%)
Feb 16, 2012	19.44	19.66	19.30	19.52	650,888	+0.03(+0.15%)
Feb 15, 2012	19.90	20.15	19.33	19.49	1,058,641	-0.23(-1.17%)
Feb 14, 2012	19.36	19.80	19.26	19.72	929,362	+0.20(+1.02%)
Feb 13, 2012	19.41	19.53	19.11	19.52	803,195	+0.18(+0.93%)
Feb 10, 2012	19.06	19.39	18.97	19.34	1,215,194	+0.12(+0.62%)
Feb 09, 2012	19.10	19.32	18.93	19.22	957,166	+0.11(+0.58%)
Feb 08, 2012	18.64	19.14	18.51	19.11	1,063,886	+0.46(+2.47%)
Feb 07, 2012	18.80	18.80	18.28	18.65	1,368,992	-0.19(-1.01%)
Feb 06, 2012	19.44	19.44	18.80	18.84	907,468	-0.71(-3.63%)
Feb 03, 2012	19.32	19.83	19.32	19.55	1,732,836	+0.30(+1.56%)
Feb 02, 2012	18.87	19.25	18.58	19.25	837,945	+0.36(+1.91%)

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