Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	23.57	23.57	23.35	23.42	171,615	-0.04(-0.18%)
May 23, 2011	23.52	23.76	23.45	23.46	274,958	-0.32(-1.33%)
May 20, 2011	23.73	23.95	23.65	23.78	387,591	-0.05(-0.23%)
May 19, 2011	23.93	24.04	23.76	23.84	371,174	+0.02(+0.10%)
May 18, 2011	23.86	24.04	23.68	23.81	209,999	+0.00(+0.00%)
May 17, 2011	23.85	23.94	23.73	23.81	234,076	-0.12(-0.50%)
May 16, 2011	24.00	24.18	23.91	23.93	189,681	-0.19(-0.77%)
May 13, 2011	24.29	24.35	23.96	24.12	131,766	-0.23(-0.96%)
May 12, 2011	24.00	24.39	23.96	24.35	172,625	+0.28(+1.16%)
May 11, 2011	24.07	24.21	23.97	24.07	315,850	-0.13(-0.54%)
May 10, 2011	23.81	24.24	23.79	24.20	201,650	+0.46(+1.92%)
May 09, 2011	23.59	23.79	23.53	23.75	147,581	+0.07(+0.30%)
May 06, 2011	23.85	23.94	23.56	23.68	201,892	+0.07(+0.30%)
May 05, 2011	23.78	23.82	23.52	23.60	328,369	-0.30(-1.24%)
May 04, 2011	24.02	24.12	23.88	23.90	208,232	-0.19(-0.79%)
May 03, 2011	24.02	24.15	23.96	24.09	325,500	+0.01(+0.02%)
May 02, 2011	24.09	24.14	24.06	24.08	342,843	+0.14(+0.57%)
Apr 29, 2011	24.45	24.50	23.86	23.95	475,358	-0.21(-0.88%)
Apr 28, 2011	24.03	24.16	23.92	24.16	195,342	+0.11(+0.44%)
Apr 27, 2011	23.78	24.09	23.78	24.05	154,119	+0.22(+0.94%)
Apr 26, 2011	23.65	24.00	23.60	23.83	241,834	+0.25(+1.08%)
Apr 25, 2011	23.58	23.65	23.43	23.58	107,909	-0.02(-0.10%)
Apr 21, 2011	23.59	23.62	23.39	23.60	145,495	+0.14(+0.58%)
Apr 20, 2011	23.20	23.46	23.12	23.46	155,112	+0.54(+2.35%)
Apr 19, 2011	23.05	23.07	22.83	22.92	88,198	-0.08(-0.33%)
Apr 18, 2011	22.93	23.10	22.79	23.00	229,431	-0.19(-0.82%)
Apr 15, 2011	22.74	23.25	22.74	23.19	255,506	+0.37(+1.61%)
Apr 14, 2011	22.46	22.85	22.40	22.82	104,225	+0.20(+0.89%)
Apr 13, 2011	22.75	22.85	22.52	22.62	150,815	-0.04(-0.18%)
Apr 12, 2011	22.78	22.96	22.64	22.66	103,422	-0.21(-0.93%)
Apr 11, 2011	23.21	23.24	22.83	22.88	118,584	-0.36(-1.55%)
Apr 08, 2011	23.47	23.49	23.11	23.24	132,180	-0.11(-0.48%)
Apr 07, 2011	23.64	23.64	23.20	23.35	168,235	-0.24(-1.03%)
Apr 06, 2011	23.54	23.71	23.52	23.59	131,187	+0.11(+0.48%)
Apr 05, 2011	23.51	23.87	23.45	23.48	265,446	+0.08(+0.33%)
Apr 04, 2011	23.21	23.47	23.18	23.40	239,004	+0.18(+0.79%)
Apr 01, 2011	23.18	23.24	23.07	23.22	280,238	+0.17(+0.74%)
Mar 31, 2011	22.84	23.09	22.79	23.05	209,813	+0.15(+0.67%)
Mar 30, 2011	22.61	22.92	22.61	22.89	94,899	+0.31(+1.36%)
Mar 29, 2011	22.44	22.62	22.30	22.59	96,417	+0.18(+0.82%)
Mar 28, 2011	22.45	22.64	22.40	22.40	108,135	-0.04(-0.16%)
Mar 25, 2011	22.35	22.65	22.31	22.44	136,043	+0.18(+0.82%)
Mar 24, 2011	22.27	22.34	22.13	22.26	75,325	+0.04(+0.16%)
Mar 23, 2011	22.25	22.26	22.08	22.22	126,918	-0.03(-0.13%)
Mar 22, 2011	22.32	22.39	22.21	22.25	80,424	-0.01(-0.05%)
Mar 21, 2011	22.25	22.32	22.22	22.26	177,575	+0.50(+2.31%)
Mar 18, 2011	21.60	21.92	21.60	21.76	507,170	+0.19(+0.88%)
Mar 17, 2011	21.77	21.81	21.49	21.57	171,950	-0.05(-0.25%)
Mar 16, 2011	21.85	21.91	21.56	21.62	325,686	-0.27(-1.24%)
Mar 15, 2011	21.91	22.07	21.88	21.90	212,685	-0.31(-1.38%)
Mar 14, 2011	22.38	22.38	22.15	22.20	180,187	-0.26(-1.16%)
Mar 11, 2011	22.49	22.55	22.42	22.46	197,404	-0.07(-0.31%)
Mar 10, 2011	22.71	22.71	22.45	22.53	275,859	-0.40(-1.75%)
Mar 09, 2011	22.92	22.99	22.80	22.94	214,921	+0.00(+0.00%)
Mar 08, 2011	22.72	23.00	22.70	22.94	222,160	+0.17(+0.75%)
Mar 07, 2011	23.06	23.07	22.63	22.76	214,757	-0.23(-1.00%)
Mar 04, 2011	23.02	23.07	22.90	23.00	265,260	+0.03(+0.13%)
Mar 03, 2011	22.82	23.28	22.78	22.97	244,948	+0.31(+1.36%)
Mar 02, 2011	22.42	22.69	22.39	22.66	229,593	+0.30(+1.32%)

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