Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	23.48	23.54	23.27	23.50	1,105,133	-0.02(-0.09%)
Apr 27, 2012	23.30	23.56	23.13	23.52	2,063,133	+0.32(+1.38%)
Apr 26, 2012	23.36	23.39	23.08	23.20	1,812,999	-0.12(-0.51%)
Apr 25, 2012	23.39	23.85	23.17	23.32	2,101,193	+0.25(+1.08%)
Apr 24, 2012	23.15	23.21	22.89	23.07	1,581,244	-0.08(-0.35%)
Apr 23, 2012	23.05	23.15	22.69	23.15	1,978,723	-0.16(-0.69%)
Apr 20, 2012	22.49	23.55	22.33	23.31	2,932,370	+1.05(+4.72%)
Apr 19, 2012	22.28	22.59	22.00	22.26	1,346,880	-0.01(-0.04%)
Apr 18, 2012	22.08	22.32	21.95	22.27	1,559,440	+0.11(+0.50%)
Apr 17, 2012	22.27	22.44	22.08	22.16	1,578,432	+0.21(+0.96%)
Apr 16, 2012	21.52	22.53	21.50	21.95	4,006,404	+0.52(+2.43%)
Apr 13, 2012	21.60	21.72	21.36	21.43	1,226,368	-0.22(-1.02%)
Apr 12, 2012	20.43	21.69	20.43	21.65	1,415,867	+1.24(+6.08%)
Apr 11, 2012	21.19	21.22	20.40	20.41	2,968,048	-0.56(-2.67%)
Apr 10, 2012	21.35	21.38	20.80	20.97	1,743,184	-0.44(-2.06%)
Apr 09, 2012	21.30	21.41	21.08	21.41	970,564	-0.19(-0.88%)
Apr 05, 2012	21.44	21.64	21.36	21.60	1,459,221	+0.07(+0.33%)
Apr 04, 2012	21.63	21.69	21.32	21.53	1,106,880	-0.32(-1.46%)
Apr 03, 2012	21.72	21.95	21.63	21.85	1,066,900	+0.14(+0.64%)
Apr 02, 2012	21.63	21.88	21.23	21.71	1,538,400	+0.00(+0.00%)
Mar 30, 2012	21.86	21.92	21.30	21.71	1,360,771	+0.01(+0.05%)
Mar 29, 2012	21.31	21.80	21.27	21.70	1,218,651	+0.16(+0.74%)
Mar 28, 2012	21.60	21.98	21.30	21.54	1,206,202	-0.08(-0.37%)
Mar 27, 2012	21.46	22.19	21.40	21.62	2,196,219	+0.21(+0.98%)
Mar 26, 2012	21.14	21.41	21.08	21.41	682,809	+0.45(+2.15%)
Mar 23, 2012	20.86	21.01	20.57	20.96	775,321	+0.14(+0.67%)
Mar 22, 2012	20.91	21.09	20.73	20.82	925,026	-0.28(-1.33%)
Mar 21, 2012	21.30	21.31	20.98	21.10	1,030,027	-0.21(-0.99%)
Mar 20, 2012	21.34	21.45	21.20	21.31	998,520	-0.22(-1.02%)
Mar 19, 2012	21.28	21.64	21.12	21.53	1,133,054	+0.27(+1.27%)
Mar 16, 2012	21.52	21.54	21.16	21.26	1,051,796	-0.19(-0.89%)
Mar 15, 2012	20.96	21.51	20.96	21.45	1,205,804	+0.50(+2.39%)
Mar 14, 2012	21.16	21.29	20.77	20.95	1,406,988	-0.30(-1.41%)
Mar 13, 2012	21.30	21.44	20.91	21.25	1,486,491	+0.15(+0.71%)
Mar 12, 2012	21.35	21.41	21.08	21.10	637,127	-0.31(-1.45%)
Mar 09, 2012	21.09	21.61	21.03	21.41	811,336	+0.32(+1.52%)
Mar 08, 2012	21.02	21.21	20.88	21.09	838,107	+0.20(+0.96%)
Mar 07, 2012	20.61	20.95	20.51	20.89	920,198	+0.29(+1.41%)
Mar 06, 2012	20.86	20.87	20.30	20.60	1,240,228	-0.57(-2.69%)
Mar 05, 2012	21.28	21.43	21.11	21.17	929,815	-0.23(-1.07%)
Mar 02, 2012	21.36	21.83	21.34	21.40	836,304	-0.06(-0.28%)
Mar 01, 2012	21.78	21.78	21.23	21.46	2,421,054	-0.26(-1.20%)
Feb 29, 2012	21.61	21.99	21.31	21.72	1,836,891	+0.11(+0.51%)
Feb 28, 2012	21.74	21.87	21.37	21.61	795,537	-0.13(-0.60%)
Feb 27, 2012	21.48	21.93	21.22	21.74	1,009,448	-0.01(-0.05%)
Feb 24, 2012	21.55	21.92	21.48	21.75	924,835	+0.29(+1.35%)
Feb 23, 2012	21.54	21.71	21.21	21.46	1,298,374	-0.12(-0.56%)
Feb 22, 2012	21.63	21.93	21.45	21.58	1,283,136	-0.05(-0.23%)
Feb 21, 2012	21.88	21.92	21.41	21.63	1,271,989	-0.17(-0.78%)
Feb 17, 2012	21.98	22.00	21.62	21.80	993,587	-0.06(-0.27%)
Feb 16, 2012	21.58	22.11	21.47	21.86	1,315,201	+0.28(+1.30%)
Feb 15, 2012	22.00	22.12	21.48	21.58	1,085,068	-0.41(-1.86%)
Feb 14, 2012	21.74	22.00	21.59	21.99	1,212,389	+0.07(+0.32%)
Feb 13, 2012	21.31	21.99	21.19	21.92	2,360,645	+0.78(+3.69%)
Feb 10, 2012	20.86	21.17	20.71	21.14	2,288,210	-0.11(-0.52%)
Feb 09, 2012	21.44	21.55	21.09	21.25	2,281,396	-0.19(-0.89%)
Feb 08, 2012	21.23	21.55	21.19	21.44	2,667,095	+0.25(+1.18%)
Feb 07, 2012	20.70	21.49	19.83	21.19	8,642,763	+2.16(+11.35%)
Feb 06, 2012	18.85	19.03	18.63	19.03	2,391,370	+0.05(+0.26%)
Feb 03, 2012	19.04	19.20	18.93	18.98	1,593,974	+0.15(+0.80%)
Feb 02, 2012	19.03	19.20	18.75	18.83	1,125,318	-0.26(-1.36%)

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