Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	22.62	22.67	22.46	22.60	12,810	-0.00(-0.02%)
May 30, 2012	22.65	22.68	22.57	22.61	24,248	-0.11(-0.50%)
May 29, 2012	22.78	22.78	22.67	22.72	39,751	+0.10(+0.43%)
May 25, 2012	22.70	22.73	22.60	22.62	42,278	-0.03(-0.14%)
May 24, 2012	22.61	22.67	22.52	22.65	27,483	+0.11(+0.47%)
May 23, 2012	22.43	22.55	22.30	22.55	89,605	+0.07(+0.32%)
May 22, 2012	22.47	22.60	22.45	22.48	64,274	+0.04(+0.17%)
May 21, 2012	22.27	22.44	22.25	22.44	30,531	+0.21(+0.95%)
May 18, 2012	22.45	22.46	22.20	22.23	63,808	-0.18(-0.79%)
May 17, 2012	22.65	22.65	22.38	22.41	40,407	-0.35(-1.52%)
May 16, 2012	22.79	22.79	22.69	22.75	12,458	+0.05(+0.21%)
May 15, 2012	22.70	22.80	22.65	22.70	929,579	-0.02(-0.07%)
May 14, 2012	22.79	22.79	22.63	22.72	188,316	-0.20(-0.88%)
May 11, 2012	22.92	23.00	22.90	22.92	160,939	+0.02(+0.07%)
May 10, 2012	22.91	22.95	22.84	22.90	492,836	+0.11(+0.46%)
May 09, 2012	22.68	22.86	22.66	22.80	90,767	-0.10(-0.43%)
May 08, 2012	22.82	22.90	22.70	22.90	19,929	-0.04(-0.17%)
May 07, 2012	22.91	22.97	22.84	22.94	269,249	+0.02(+0.11%)
May 04, 2012	23.03	23.04	22.90	22.91	28,756	-0.26(-1.12%)
May 03, 2012	23.26	23.27	23.10	23.17	11,592	-0.08(-0.35%)
May 02, 2012	23.28	23.28	23.12	23.25	28,426	+0.00(+0.00%)
May 01, 2012	23.29	23.35	23.16	23.25	75,026	+0.14(+0.63%)
Apr 30, 2012	23.42	23.42	23.11	23.11	19,755	-0.09(-0.38%)
Apr 27, 2012	23.17	23.20	23.12	23.19	7,365	+0.05(+0.22%)
Apr 26, 2012	23.01	23.14	22.95	23.14	5,404	+0.20(+0.87%)
Apr 25, 2012	22.85	22.95	22.85	22.94	7,068	+0.22(+0.96%)
Apr 24, 2012	23.06	23.06	22.73	22.73	19,775	+0.02(+0.10%)
Apr 23, 2012	22.87	22.87	22.59	22.70	57,857	-0.17(-0.74%)
Apr 20, 2012	22.86	22.94	22.81	22.87	14,106	+0.21(+0.93%)
Apr 19, 2012	22.24	22.80	22.24	22.66	10,056	-0.19(-0.81%)
Apr 18, 2012	22.78	22.86	22.78	22.85	25,704	-0.02(-0.08%)
Apr 17, 2012	22.68	22.87	22.68	22.87	1,965	+0.30(+1.34%)
Apr 16, 2012	22.69	22.69	22.53	22.57	205,345	+0.02(+0.07%)
Apr 13, 2012	22.60	22.65	22.55	22.55	11,809	-0.11(-0.50%)
Apr 12, 2012	22.54	22.66	22.50	22.66	7,375	+0.16(+0.72%)
Apr 11, 2012	22.52	22.52	22.37	22.50	9,635	+0.13(+0.57%)
Apr 10, 2012	22.59	22.59	22.32	22.37	8,362	-0.27(-1.20%)
Apr 09, 2012	22.51	22.69	22.48	22.65	25,209	-0.16(-0.71%)
Apr 05, 2012	23.07	23.07	22.79	22.81	10,289	-0.02(-0.07%)
Apr 04, 2012	22.77	22.84	22.77	22.82	4,467	+0.00(+0.00%)
Apr 03, 2012	22.82	22.82	22.82	22.82	247	-0.11(-0.49%)
Apr 02, 2012	22.86	22.99	22.86	22.93	7,131	+0.13(+0.56%)
Mar 30, 2012	22.80	22.86	22.80	22.81	16,290	+0.15(+0.65%)
Mar 29, 2012	22.65	22.66	22.64	22.66	959	-0.07(-0.31%)
Mar 28, 2012	22.79	22.79	22.66	22.73	10,709	-0.08(-0.36%)
Mar 27, 2012	22.90	22.90	22.82	22.82	13,892	+0.01(+0.04%)
Mar 26, 2012	22.82	22.84	22.79	22.81	2,830	+0.22(+0.97%)
Mar 23, 2012	22.75	22.75	22.53	22.59	5,244	-0.10(-0.43%)
Mar 22, 2012	22.69	22.70	22.66	22.69	10,695	-0.08(-0.35%)
Mar 21, 2012	22.87	22.87	22.73	22.77	17,576	+0.01(+0.04%)
Mar 20, 2012	22.71	22.82	22.70	22.76	18,697	-0.04(-0.18%)
Mar 19, 2012	22.94	22.94	22.70	22.80	19,659	+0.06(+0.28%)
Mar 16, 2012	22.73	22.73	22.73	22.73	191	+0.01(+0.04%)
Mar 15, 2012	22.69	22.75	22.66	22.73	54,260	+0.02(+0.11%)
Mar 14, 2012	22.99	22.99	22.70	22.70	5,147	+0.04(+0.18%)
Mar 13, 2012	22.99	22.99	22.66	22.66	10,288	-0.01(-0.04%)
Mar 12, 2012	22.61	22.67	22.58	22.67	5,727	+0.12(+0.54%)
Mar 09, 2012	22.47	22.57	22.45	22.55	7,804	+0.06(+0.25%)
Mar 08, 2012	22.62	22.62	22.40	22.49	12,587	+0.15(+0.69%)
Mar 07, 2012	22.40	22.40	22.19	22.34	9,534	+0.10(+0.43%)
Mar 06, 2012	22.35	22.35	22.18	22.24	23,261	-0.18(-0.82%)
Mar 05, 2012	22.48	22.48	22.03	22.43	3,714	+0.10(+0.44%)
Mar 02, 2012	22.82	23.03	22.31	22.33	32,489	-0.05(-0.22%)
Mar 01, 2012	22.42	22.43	22.34	22.38	16,156	+0.05(+0.22%)
Feb 29, 2012	22.45	22.45	22.32	22.33	10,851	-0.09(-0.39%)
Feb 28, 2012	22.38	22.44	22.36	22.42	224,446	+0.08(+0.38%)
Feb 27, 2012	22.37	22.38	22.32	22.33	9,973	-0.05(-0.22%)
Feb 24, 2012	22.35	22.40	22.30	22.38	5,723	+0.05(+0.22%)
Feb 23, 2012	22.27	22.34	22.23	22.33	9,477	+0.11(+0.51%)
Feb 22, 2012	22.19	22.24	22.15	22.22	13,372	+0.01(+0.07%)
Feb 21, 2012	22.50	22.50	22.13	22.20	9,783	-0.08(-0.35%)
Feb 17, 2012	22.26	22.28	22.22	22.28	16,765	+0.04(+0.17%)
Feb 16, 2012	22.41	22.41	22.06	22.24	22,382	+0.15(+0.66%)
Feb 15, 2012	22.16	22.17	22.04	22.10	10,342	-0.03(-0.15%)
Feb 14, 2012	22.21	22.21	22.05	22.13	14,299	+0.06(+0.26%)
Feb 13, 2012	22.16	22.16	22.04	22.07	10,628	+0.07(+0.33%)
Feb 10, 2012	22.24	22.24	21.99	22.00	11,323	-0.16(-0.73%)
Feb 09, 2012	22.06	22.16	22.06	22.16	5,959	+0.06(+0.29%)
Feb 08, 2012	22.37	22.37	22.09	22.10	16,267	-0.08(-0.35%)
Feb 07, 2012	22.02	22.17	22.02	22.17	24,899	+0.13(+0.61%)
Feb 06, 2012	22.09	22.09	22.04	22.04	6,447	-0.09(-0.40%)
Feb 03, 2012	22.06	22.14	22.06	22.13	12,340	+0.14(+0.63%)
Feb 02, 2012	22.05	22.05	21.96	21.99	32,789	-0.08(-0.37%)
Feb 01, 2012	22.02	22.07	22.02	22.07	5,339	+0.20(+0.92%)
Jan 31, 2012	21.90	21.90	21.85	21.87	9,283	+0.04(+0.19%)
Jan 30, 2012	21.71	21.83	21.71	21.83	495	-0.11(-0.48%)
Jan 27, 2012	21.91	21.93	21.90	21.93	4,838	-0.02(-0.07%)
Jan 26, 2012	22.39	22.39	21.92	21.95	11,615	-0.07(-0.33%)
Jan 25, 2012	21.79	22.02	21.79	22.02	5,322	+0.15(+0.70%)
Jan 24, 2012	21.85	21.89	21.85	21.87	3,866	-0.04(-0.18%)
Jan 23, 2012	21.98	21.98	21.86	21.91	6,430	-0.04(-0.19%)
Jan 20, 2012	22.19	22.19	21.92	21.95	10,282	-0.02(-0.07%)
Jan 19, 2012	21.93	21.99	21.93	21.97	4,189	+0.07(+0.33%)
Jan 18, 2012	21.82	21.89	21.82	21.89	24,106	+0.11(+0.52%)
Jan 17, 2012	21.98	21.98	21.74	21.78	32,241	+0.13(+0.60%)
Jan 13, 2012	21.56	21.65	21.56	21.65	12,365	-0.10(-0.45%)
Jan 12, 2012	21.67	21.75	21.66	21.75	2,453	+0.08(+0.37%)
Jan 11, 2012	22.01	22.01	21.64	21.67	5,215	-0.01(-0.04%)
Jan 10, 2012	21.91	21.91	21.66	21.68	11,374	+0.12(+0.56%)
Jan 09, 2012	21.48	21.56	21.48	21.56	3,046	-0.01(-0.04%)
Jan 06, 2012	21.94	21.94	21.56	21.56	1,854	+0.07(+0.34%)
Jan 05, 2012	21.41	21.56	21.41	21.49	12,734	+0.00(+0.00%)
Jan 04, 2012	21.55	21.57	21.48	21.49	28,404	-0.10(-0.45%)
Dec 30, 2011	21.68	21.68	21.57	21.59	3,952	-0.02(-0.11%)
Dec 29, 2011	21.56	21.63	21.56	21.61	8,809	+0.09(+0.41%)
Dec 28, 2011	21.56	21.56	21.49	21.52	4,193	-0.16(-0.75%)
Dec 27, 2011	21.60	21.68	21.60	21.68	7,713	+0.14(+0.64%)
Dec 23, 2011	21.59	21.59	21.47	21.55	5,047	+0.18(+0.83%)
Dec 21, 2011	21.30	21.39	21.29	21.37	6,561	+0.44(+2.08%)
Dec 16, 2011	20.93	20.93	20.93	20.93	0	+0.01(+0.04%)
Dec 15, 2011	20.96	20.96	20.92	20.92	3,837	+0.09(+0.43%)
Dec 14, 2011	20.84	20.91	20.81	20.84	153,037	-0.07(-0.35%)
Dec 13, 2011	21.81	21.81	20.88	20.91	34,387	-0.05(-0.23%)
Dec 12, 2011	23.24	23.24	20.91	20.96	4,644	-0.30(-1.41%)
Dec 09, 2011	21.19	21.26	21.19	21.26	1,433	-0.13(-0.59%)
Dec 08, 2011	21.21	21.38	20.99	21.38	4,332	+0.14(+0.67%)
Dec 07, 2011	21.13	21.24	21.13	21.24	3,640	+0.00(+0.00%)
Dec 06, 2011	21.17	21.24	21.17	21.24	4,311	+0.18(+0.86%)
Dec 05, 2011	21.19	21.28	21.06	21.06	6,281	-0.04(-0.21%)
Dec 02, 2011	21.15	21.15	21.10	21.10	866	-0.06(-0.31%)
Dec 01, 2011	21.62	21.62	21.06	21.17	2,351	+0.16(+0.77%)
Nov 30, 2011	21.37	21.37	20.84	21.01	5,886	+0.53(+2.60%)
Nov 29, 2011	20.47	20.47	20.47	20.47	247	+0.02(+0.12%)
Nov 28, 2011	20.38	20.45	20.38	20.45	3,000	+0.42(+2.10%)
Nov 25, 2011	19.75	20.03	19.75	20.03	1,856	-0.01(-0.04%)
Nov 23, 2011	20.04	20.11	19.96	20.04	11,783	-0.27(-1.35%)
Nov 21, 2011	20.34	20.31	20.31	20.31	6,188	-0.32(-1.53%)
Nov 18, 2011	20.63	20.63	20.63	20.63	1,299	+0.12(+0.57%)
Nov 17, 2011	20.72	20.72	20.51	20.51	1,609	-0.37(-1.76%)
Nov 16, 2011	20.99	21.00	20.88	20.88	1,237	-0.15(-0.73%)
Nov 15, 2011	20.92	21.20	20.92	21.03	29,114	+0.00(+0.00%)
Nov 14, 2011	21.03	21.03	21.03	21.03	123	-0.14(-0.65%)
Nov 11, 2011	21.11	21.21	21.11	21.17	2,970	+0.37(+1.79%)
Nov 10, 2011	21.40	21.40	20.74	20.80	3,527	+0.11(+0.51%)
Nov 09, 2011	20.82	20.87	20.68	20.69	3,960	-0.40(-1.88%)
Nov 08, 2011	21.07	21.09	21.07	21.09	1,491	+0.32(+1.56%)
Nov 07, 2011	20.76	20.76	20.76	20.76	123	-0.08(-0.39%)
Nov 04, 2011	20.84	20.84	20.84	20.84	2,475	-0.13(-0.62%)
Oct 31, 2011	21.01	20.97	20.97	20.97	618	-0.05(-0.23%)
Oct 28, 2011	21.06	21.06	21.02	21.02	433	-0.01(-0.04%)
Oct 27, 2011	21.03	21.03	21.03	21.03	123	+0.27(+1.32%)
Oct 26, 2011	20.79	20.79	20.57	20.76	5,192	+0.09(+0.43%)
Oct 25, 2011	20.84	20.84	20.67	20.67	4,944	-0.07(-0.35%)
Oct 21, 2011	20.74	20.74	20.74	20.74	123	+0.25(+1.22%)

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