Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.65	21.67	21.39	21.42	310,812	-0.09(-0.42%)
May 23, 2011	21.89	22.08	21.47	21.51	308,387	-0.76(-3.41%)
May 20, 2011	22.14	22.54	21.94	22.27	223,597	+0.02(+0.11%)
May 19, 2011	22.35	22.66	22.07	22.25	221,689	+0.00(+0.00%)
May 18, 2011	21.97	22.44	21.89	22.25	287,067	+0.38(+1.72%)
May 17, 2011	22.27	22.43	21.85	21.87	254,110	-0.52(-2.30%)
May 16, 2011	22.42	22.76	22.25	22.39	220,751	-0.19(-0.83%)
May 13, 2011	23.20	23.27	22.42	22.57	205,650	-0.61(-2.61%)
May 12, 2011	22.96	23.51	22.65	23.18	457,172	+0.11(+0.50%)
May 11, 2011	23.15	23.29	22.81	23.06	349,835	-0.17(-0.74%)
May 10, 2011	22.31	23.32	22.31	23.24	336,851	+0.98(+4.41%)
May 09, 2011	22.25	22.39	21.69	22.25	267,416	-0.02(-0.11%)
May 06, 2011	22.94	23.05	22.10	22.28	424,122	-0.32(-1.41%)
May 05, 2011	21.52	23.49	21.52	22.60	1,322,836	+1.02(+4.74%)
May 04, 2011	21.49	21.74	21.21	21.58	451,331	+0.04(+0.19%)
May 03, 2011	21.65	21.68	21.18	21.54	272,404	-0.20(-0.94%)
May 02, 2011	21.78	21.80	21.73	21.74	273,813	-0.48(-2.17%)
Apr 29, 2011	22.10	22.51	22.00	22.22	367,311	+0.19(+0.85%)
Apr 28, 2011	21.79	22.26	21.75	22.03	244,730	+0.25(+1.13%)
Apr 27, 2011	21.94	21.94	21.44	21.79	238,341	-0.16(-0.75%)
Apr 26, 2011	22.01	22.36	21.88	21.95	213,830	-0.01(-0.04%)
Apr 25, 2011	21.98	22.12	21.91	21.96	155,666	+0.03(+0.15%)
Apr 21, 2011	21.85	21.93	21.51	21.93	160,024	+0.26(+1.21%)
Apr 20, 2011	21.68	22.14	21.55	21.67	395,069	+0.35(+1.65%)
Apr 19, 2011	21.29	21.45	21.04	21.31	278,603	+0.13(+0.62%)
Apr 18, 2011	21.37	21.65	21.11	21.18	351,038	-0.52(-2.41%)
Apr 15, 2011	21.39	21.97	21.39	21.71	249,948	+0.31(+1.45%)
Apr 14, 2011	21.00	21.52	20.88	21.40	263,866	+0.28(+1.32%)
Apr 13, 2011	21.58	21.65	20.69	21.12	498,715	-0.35(-1.64%)
Apr 12, 2011	21.71	21.89	21.10	21.47	438,518	-0.41(-1.87%)
Apr 11, 2011	22.12	22.27	21.82	21.88	386,675	-0.32(-1.44%)
Apr 08, 2011	22.81	22.86	22.03	22.20	306,406	-0.42(-1.84%)
Apr 07, 2011	22.93	23.22	22.61	22.61	324,801	-0.25(-1.11%)
Apr 06, 2011	22.73	22.99	22.50	22.87	231,697	+0.20(+0.90%)
Apr 05, 2011	22.61	22.83	22.40	22.66	262,249	-0.06(-0.25%)
Apr 04, 2011	23.01	23.05	22.53	22.72	406,346	-0.29(-1.24%)
Apr 01, 2011	23.04	23.17	22.84	23.01	392,255	+0.03(+0.14%)
Mar 31, 2011	22.94	23.04	22.78	22.97	458,402	-0.08(-0.35%)
Mar 30, 2011	23.13	23.26	22.77	23.06	350,965	-0.03(-0.14%)
Mar 29, 2011	22.50	23.23	21.84	23.09	1,101,870	-0.07(-0.28%)
Mar 28, 2011	23.55	23.57	23.12	23.15	184,506	-0.37(-1.59%)
Mar 25, 2011	23.50	23.72	23.34	23.53	227,892	+0.17(+0.73%)
Mar 24, 2011	22.79	23.46	22.38	23.36	379,070	+0.68(+2.98%)
Mar 23, 2011	22.71	22.84	22.34	22.68	293,940	-0.07(-0.29%)
Mar 22, 2011	23.33	23.37	22.62	22.75	342,636	-0.51(-2.20%)
Mar 21, 2011	23.54	23.57	23.21	23.26	481,631	-0.02(-0.07%)
Mar 18, 2011	23.19	23.36	22.97	23.28	635,936	+0.46(+2.00%)
Mar 17, 2011	23.11	23.32	22.81	22.82	300,780	+0.11(+0.50%)
Mar 16, 2011	23.08	23.19	22.53	22.71	465,288	-0.55(-2.35%)
Mar 15, 2011	22.98	23.39	22.77	23.25	424,842	+0.48(+2.11%)
Mar 14, 2011	22.56	23.16	22.45	22.77	365,990	-0.15(-0.67%)
Mar 11, 2011	22.52	23.05	22.42	22.93	255,522	+0.22(+0.97%)
Mar 10, 2011	22.86	22.93	22.48	22.71	366,059	-0.46(-2.00%)
Mar 09, 2011	23.13	23.42	22.97	23.17	147,034	+0.02(+0.07%)
Mar 08, 2011	22.82	23.49	22.66	23.15	251,609	+0.37(+1.61%)
Mar 07, 2011	23.44	23.44	22.49	22.79	592,098	-0.42(-1.82%)
Mar 04, 2011	23.76	23.76	23.09	23.21	303,159	-0.60(-2.53%)
Mar 03, 2011	23.55	24.16	23.28	23.81	509,736	+0.50(+2.16%)
Mar 02, 2011	22.77	23.41	22.71	23.31	434,180	+0.53(+2.32%)

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