Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	19.76	19.88	19.66	19.77	119,897	-0.11(-0.55%)
Sep 29, 2011	20.16	20.26	19.75	19.88	322,532	-0.12(-0.60%)
Sep 28, 2011	20.51	20.51	20.00	20.00	11,476	-0.39(-1.91%)
Sep 27, 2011	20.50	20.71	20.39	20.39	372,393	+0.40(+2.00%)
Sep 26, 2011	19.85	19.99	19.60	19.99	69,104	+0.14(+0.71%)
Sep 23, 2011	19.89	20.10	19.79	19.85	182,589	-0.46(-2.26%)
Sep 22, 2011	20.62	20.62	20.17	20.31	134,559	-0.92(-4.33%)
Sep 21, 2011	21.54	21.54	21.23	21.23	69,315	-0.34(-1.58%)
Sep 20, 2011	21.42	21.64	21.42	21.57	28,637	+0.14(+0.65%)
Sep 19, 2011	21.43	21.53	21.31	21.43	178,388	+0.16(+0.75%)
Sep 16, 2011	21.64	21.69	21.27	21.27	335,148	-0.34(-1.57%)
Sep 15, 2011	21.52	21.61	21.42	21.61	192,413	+0.15(+0.70%)
Sep 14, 2011	21.35	21.55	21.34	21.46	29,640	+0.05(+0.23%)
Sep 13, 2011	21.25	21.42	21.25	21.41	10,387	+0.35(+1.66%)
Sep 12, 2011	21.28	21.40	21.06	21.06	33,038	-0.49(-2.27%)
Sep 09, 2011	21.82	21.87	21.52	21.55	9,364	-0.44(-2.00%)
Sep 08, 2011	21.95	22.01	21.94	21.99	13,718	+0.03(+0.14%)
Sep 07, 2011	21.69	21.96	21.69	21.96	7,570	+0.33(+1.53%)
Sep 06, 2011	21.56	21.63	21.56	21.63	21,888	-0.23(-1.05%)
Sep 02, 2011	21.81	21.94	21.81	21.86	16,033	-0.13(-0.59%)
Sep 01, 2011	22.14	22.18	21.99	21.99	15,030	-0.11(-0.50%)
Aug 31, 2011	22.12	22.12	22.02	22.10	4,608	+0.16(+0.73%)
Aug 30, 2011	21.81	21.95	21.81	21.94	9,572	+0.18(+0.83%)
Aug 29, 2011	21.58	21.76	21.58	21.76	11,115	+0.36(+1.68%)
Aug 26, 2011	21.20	21.40	21.15	21.40	4,837	+0.20(+0.94%)
Aug 25, 2011	21.27	21.27	21.16	21.20	7,885	+0.06(+0.28%)
Aug 24, 2011	21.34	21.36	21.13	21.14	2,898	-0.22(-1.03%)
Aug 23, 2011	21.14	21.36	21.14	21.36	11,637	+0.26(+1.23%)
Aug 22, 2011	21.30	21.30	21.06	21.10	11,539	+0.16(+0.76%)
Aug 19, 2011	21.00	21.24	20.94	20.94	49,980	-0.19(-0.90%)
Aug 18, 2011	21.46	21.46	21.13	21.13	30,136	-0.65(-2.98%)
Aug 17, 2011	21.82	21.96	21.78	21.78	21,673	+0.05(+0.23%)
Aug 16, 2011	21.90	21.91	21.73	21.73	27,096	-0.32(-1.45%)
Aug 15, 2011	21.91	22.05	21.91	22.05	11,751	+0.25(+1.15%)
Aug 12, 2011	21.83	21.83	21.73	21.80	6,532	+0.21(+0.97%)
Aug 11, 2011	21.14	21.69	21.02	21.59	11,551	+0.30(+1.41%)
Aug 10, 2011	21.01	21.33	20.86	21.29	13,013	+0.51(+2.45%)
Aug 09, 2011	20.36	20.88	20.36	20.78	50,675	+0.60(+2.97%)
Aug 08, 2011	20.39	20.65	20.16	20.18	218,777	-1.06(-4.99%)
Aug 05, 2011	21.68	21.71	19.98	21.24	61,318	-0.47(-2.16%)
Aug 04, 2011	22.67	22.67	21.71	21.71	36,066	-0.96(-4.23%)
Aug 03, 2011	22.79	22.79	22.54	22.67	16,947	-0.14(-0.61%)
Aug 02, 2011	23.02	23.04	22.81	22.81	35,129	-0.13(-0.57%)
Jul 29, 2011	22.84	22.94	22.74	22.94	6,418	-0.01(-0.04%)
Jul 28, 2011	22.84	23.02	22.76	22.95	11,680	-0.02(-0.09%)
Jul 27, 2011	23.29	23.30	22.97	22.97	39,531	-0.37(-1.59%)
Jul 26, 2011	23.37	23.41	23.33	23.34	5,695	-0.12(-0.51%)
Jul 25, 2011	23.45	23.46	23.43	23.46	6,823	+0.00(+0.00%)
Jul 22, 2011	23.36	23.48	23.45	23.46	14,185	+0.16(+0.69%)
Jul 21, 2011	23.23	23.35	23.23	23.30	27,216	+0.06(+0.26%)
Jul 20, 2011	23.13	23.25	23.13	23.24	57,414	+0.09(+0.39%)
Jul 19, 2011	23.16	23.21	23.09	23.15	76,370	+0.07(+0.30%)
Jul 18, 2011	23.02	23.10	23.02	23.08	32,516	+0.07(+0.30%)
Jul 15, 2011	22.94	23.04	22.94	23.01	15,835	+0.10(+0.44%)
Jul 14, 2011	23.12	23.19	22.90	22.91	18,074	-0.09(-0.39%)
Jul 13, 2011	22.85	23.12	22.85	23.00	19,108	+0.27(+1.19%)
Jul 12, 2011	22.45	22.76	22.45	22.73	29,710	+0.15(+0.66%)
Jul 11, 2011	22.92	22.92	22.55	22.58	9,767	-0.40(-1.74%)
Jul 08, 2011	23.03	23.05	22.95	22.98	9,446	-0.16(-0.69%)
Jul 07, 2011	23.11	23.15	23.09	23.14	5,978	+0.13(+0.56%)
Jul 06, 2011	23.06	23.06	22.98	23.01	7,931	+0.00(+0.00%)
Jul 05, 2011	22.87	23.02	22.87	23.01	30,457	+0.18(+0.79%)
Jul 04, 2011	22.70	22.83	22.67	22.83	16,779	+0.18(+0.79%)
Jun 30, 2011	22.52	22.65	22.52	22.65	8,522	+0.19(+0.85%)
Jun 29, 2011	22.35	22.49	22.27	22.46	18,742	+0.21(+0.94%)
Jun 28, 2011	22.17	22.26	22.16	22.25	7,218	+0.27(+1.23%)
Jun 27, 2011	22.02	22.03	21.97	21.98	8,508	-0.08(-0.36%)
Jun 24, 2011	22.20	22.20	22.06	22.06	15,627	-0.23(-1.03%)
Jun 23, 2011	22.24	22.30	22.07	22.29	16,031	-0.17(-0.76%)
Jun 22, 2011	22.38	22.59	22.38	22.46	17,656	+0.11(+0.49%)
Jun 21, 2011	22.14	22.35	22.14	22.35	11,091	+0.37(+1.68%)
Jun 20, 2011	21.76	21.98	21.94	21.98	9,891	+0.08(+0.37%)
Jun 17, 2011	21.86	22.04	21.86	21.90	56,385	-0.05(-0.23%)
Jun 16, 2011	22.11	22.11	21.90	21.95	18,314	-0.21(-0.95%)
Jun 15, 2011	22.23	22.31	22.11	22.16	21,101	-0.20(-0.89%)
Jun 14, 2011	22.10	22.38	22.10	22.36	10,873	+0.30(+1.36%)
Jun 13, 2011	22.35	22.35	22.01	22.06	15,332	-0.34(-1.52%)
Jun 10, 2011	22.53	22.53	22.39	22.40	42,830	-0.26(-1.15%)
Jun 09, 2011	22.56	22.66	22.56	22.66	10,198	+0.08(+0.35%)
Jun 08, 2011	22.79	22.79	22.57	22.58	13,495	-0.32(-1.40%)
Jun 07, 2011	22.97	23.02	22.90	22.90	7,553	-0.10(-0.43%)
Jun 06, 2011	23.29	23.29	23.00	23.00	9,244	-0.31(-1.33%)
Jun 03, 2011	23.18	23.31	23.13	23.31	14,498	-0.13(-0.55%)
May 24, 2011	23.48	23.51	23.36	23.44	8,403	-0.01(-0.04%)
May 20, 2011	23.40	23.48	23.27	23.45	10,384	+0.09(+0.39%)
May 19, 2011	23.38	23.39	23.30	23.36	16,844	+0.06(+0.26%)
May 18, 2011	23.15	23.34	23.15	23.30	11,666	+0.21(+0.91%)
May 17, 2011	23.07	23.09	22.99	23.09	10,737	-0.04(-0.17%)
May 16, 2011	23.15	23.32	23.12	23.13	17,871	-0.06(-0.26%)
May 13, 2011	23.28	23.33	23.14	23.19	13,913	-0.07(-0.30%)
May 12, 2011	23.07	23.26	22.98	23.26	8,184	+0.11(+0.48%)
May 11, 2011	23.55	23.55	23.15	23.15	14,672	-0.41(-1.74%)
May 10, 2011	23.62	23.64	23.56	23.56	5,406	-0.03(-0.13%)
May 09, 2011	23.46	23.59	23.40	23.59	11,851	+0.29(+1.24%)
May 06, 2011	23.24	23.41	23.24	23.30	9,905	+0.16(+0.69%)
May 05, 2011	23.29	23.29	23.14	23.14	72,819	-0.32(-1.36%)
May 04, 2011	23.64	23.64	23.28	23.46	20,523	-0.10(-0.42%)
May 03, 2011	23.89	23.89	23.56	23.56	65,554	-0.32(-1.34%)
May 02, 2011	23.98	23.90	23.88	23.88	15,023	-0.14(-0.58%)
Apr 29, 2011	24.07	24.07	23.97	24.02	13,212	-0.01(-0.04%)
Apr 28, 2011	24.05	24.14	23.98	24.03	48,256	-0.05(-0.21%)
Apr 27, 2011	24.01	24.08	23.87	24.08	28,383	+0.15(+0.63%)
Apr 26, 2011	23.94	23.97	23.91	23.93	14,977	-0.10(-0.42%)
Apr 25, 2011	24.13	24.08	23.99	24.03	11,676	-0.04(-0.17%)
Apr 21, 2011	24.06	24.09	24.02	24.07	7,862	+0.07(+0.29%)
Apr 20, 2011	23.90	24.05	23.90	24.00	17,513	+0.34(+1.44%)
Apr 19, 2011	23.64	23.66	23.52	23.66	38,966	+0.07(+0.30%)
Apr 18, 2011	23.75	23.75	23.46	23.59	37,672	-0.33(-1.38%)
Apr 15, 2011	23.97	23.99	23.91	23.92	10,781	+0.02(+0.08%)
Apr 14, 2011	23.90	23.94	23.87	23.90	14,973	+0.02(+0.08%)
Apr 13, 2011	23.86	23.95	23.85	23.88	80,646	+0.11(+0.46%)
Apr 12, 2011	24.00	24.00	23.70	23.77	19,346	-0.36(-1.49%)
Apr 11, 2011	24.45	24.45	24.13	24.13	19,942	-0.36(-1.47%)
Apr 08, 2011	24.52	24.59	24.46	24.49	36,940	+0.14(+0.57%)
Apr 07, 2011	24.46	24.49	24.30	24.35	17,049	-0.09(-0.37%)
Apr 06, 2011	24.61	24.61	24.38	24.44	41,427	+0.00(+0.00%)
Apr 05, 2011	24.33	24.44	24.27	24.44	7,872	+0.11(+0.45%)
Apr 04, 2011	24.36	24.39	24.31	24.33	19,530	+0.22(+0.91%)
Apr 01, 2011	24.20	24.20	24.11	24.11	23,701	-0.04(-0.17%)
Mar 31, 2011	24.15	24.15	24.09	24.15	7,725	+0.13(+0.54%)
Mar 30, 2011	23.92	24.02	23.90	24.02	11,666	+0.26(+1.09%)
Mar 29, 2011	23.74	23.81	23.71	23.76	11,001	+0.05(+0.21%)
Mar 28, 2011	23.84	23.84	23.71	23.71	19,584	-0.21(-0.88%)
Mar 25, 2011	23.81	23.99	23.81	23.92	10,073	-0.05(-0.21%)
Mar 24, 2011	24.13	24.13	23.97	23.97	67,669	-0.07(-0.29%)
Mar 23, 2011	23.80	24.04	23.79	24.04	43,540	+0.33(+1.39%)
Mar 22, 2011	23.74	23.74	23.61	23.71	15,991	-0.04(-0.17%)
Mar 21, 2011	23.61	23.75	23.66	23.75	41,372	+0.39(+1.67%)
Mar 18, 2011	23.39	23.46	23.34	23.36	54,424	+0.18(+0.78%)
Mar 17, 2011	23.02	23.19	22.93	23.18	15,708	+0.37(+1.62%)
Mar 16, 2011	22.85	23.07	22.68	22.81	201,574	+0.00(+0.00%)
Mar 15, 2011	22.31	22.85	22.31	22.81	27,264	-0.18(-0.78%)
Mar 14, 2011	23.05	23.05	22.84	22.99	17,328	-0.23(-0.99%)
Mar 11, 2011	22.80	23.24	22.74	23.22	46,997	+0.09(+0.39%)
Mar 10, 2011	23.45	23.45	23.06	23.13	55,411	-0.48(-2.03%)
Mar 09, 2011	23.91	23.91	23.60	23.61	16,211	-0.28(-1.17%)
Mar 08, 2011	24.05	24.05	23.86	23.89	90,217	-0.19(-0.79%)
Mar 07, 2011	24.45	24.45	24.07	24.08	42,115	-0.26(-1.07%)
Mar 04, 2011	24.20	24.34	24.20	24.34	150,984	+0.15(+0.62%)
Mar 03, 2011	24.15	24.19	24.09	24.19	15,673	+0.04(+0.17%)
Mar 02, 2011	24.20	24.20	24.05	24.15	28,287	-0.01(-0.04%)
Mar 01, 2011	24.19	24.21	24.11	24.16	34,045	+0.14(+0.58%)
Feb 28, 2011	23.98	24.10	23.98	24.02	12,591	+0.17(+0.71%)
Feb 25, 2011	23.60	23.85	23.60	23.85	24,405	+0.33(+1.40%)
Feb 24, 2011	23.73	23.81	23.52	23.52	22,397	-0.30(-1.26%)
Feb 23, 2011	23.84	23.89	23.69	23.82	128,377	+0.05(+0.21%)
Feb 22, 2011	24.10	24.10	23.77	23.77	161,203	-0.27(-1.12%)
Feb 18, 2011	23.95	24.10	23.93	24.04	15,067	+0.07(+0.29%)
Feb 17, 2011	24.00	24.00	23.84	23.97	16,746	+0.02(+0.08%)
Feb 16, 2011	23.89	23.96	23.88	23.95	104,727	+0.09(+0.38%)
Feb 15, 2011	23.82	23.90	23.82	23.86	16,514	+0.06(+0.25%)
Feb 14, 2011	23.69	23.83	23.69	23.80	24,704	+0.20(+0.85%)
Feb 11, 2011	23.63	23.66	23.57	23.60	14,180	-0.03(-0.13%)
Feb 10, 2011	23.58	23.63	23.50	23.63	84,157	+0.01(+0.04%)
Feb 09, 2011	23.83	23.87	23.61	23.62	18,861	-0.24(-1.01%)
Feb 08, 2011	23.75	23.86	23.74	23.86	9,812	+0.15(+0.63%)
Feb 07, 2011	23.74	23.79	23.69	23.71	26,683	+0.11(+0.47%)
Feb 04, 2011	23.75	23.75	23.60	23.60	44,282	-0.08(-0.34%)
Feb 03, 2011	23.47	23.68	23.47	23.68	18,624	+0.27(+1.15%)
Feb 02, 2011	23.47	23.47	23.36	23.41	17,147	+0.02(+0.09%)
Feb 01, 2011	23.28	23.43	23.28	23.39	44,611	+0.24(+1.04%)
Jan 31, 2011	23.06	23.21	23.06	23.15	32,262	+0.07(+0.30%)
Jan 28, 2011	22.89	23.10	22.89	23.08	16,947	+0.12(+0.52%)
Jan 27, 2011	23.13	23.13	22.95	22.96	86,958	-0.10(-0.43%)
Jan 26, 2011	22.76	23.06	22.76	23.06	15,337	+0.38(+1.68%)
Jan 25, 2011	22.77	22.77	22.60	22.68	49,543	-0.09(-0.40%)
Jan 24, 2011	22.79	22.86	22.72	22.77	33,943	-0.05(-0.22%)
Jan 21, 2011	22.91	23.00	22.82	22.82	63,999	-0.05(-0.22%)
Jan 20, 2011	22.95	22.95	22.72	22.87	42,529	-0.23(-1.00%)
Jan 19, 2011	23.30	23.30	23.10	23.10	17,912	-0.15(-0.65%)
Jan 18, 2011	23.21	23.26	23.16	23.25	61,274	+0.16(+0.69%)
Jan 17, 2011	23.08	23.11	23.00	23.09	31,446	+0.01(+0.04%)
Jan 14, 2011	23.00	23.08	22.99	23.08	16,430	+0.01(+0.04%)
Jan 13, 2011	23.24	23.24	23.07	23.07	29,093	-0.18(-0.77%)
Jan 12, 2011	23.27	23.32	23.16	23.25	33,178	+0.17(+0.74%)
Jan 11, 2011	23.00	23.11	22.96	23.08	25,342	+0.26(+1.14%)
Jan 10, 2011	22.89	22.89	22.69	22.82	25,087	+0.00(+0.00%)
Jan 07, 2011	22.85	22.93	22.79	22.82	20,511	-0.04(-0.17%)
Jan 06, 2011	23.12	23.12	22.86	22.86	19,913	-0.22(-0.95%)
Jan 05, 2011	23.09	23.09	22.94	23.08	29,473	-0.08(-0.35%)
Jan 04, 2011	23.36	23.36	23.05	23.16	33,497	-0.12(-0.52%)
Dec 31, 2010	23.29	23.37	23.24	23.28	11,294	+0.08(+0.34%)
Dec 30, 2010	23.49	23.49	23.02	23.20	21,614	-0.05(-0.22%)
Dec 29, 2010	23.50	23.50	22.96	23.25	12,046	+0.12(+0.52%)
Dec 24, 2010	23.16	23.19	23.10	23.13	4,757	-0.16(-0.69%)
Dec 23, 2010	23.23	23.31	23.19	23.29	6,620	+0.06(+0.26%)
Dec 22, 2010	23.34	23.34	23.20	23.23	7,175	-0.07(-0.30%)
Dec 21, 2010	23.19	23.30	23.17	23.30	19,212	+0.16(+0.69%)
Dec 20, 2010	23.09	23.16	23.03	23.14	14,620	+0.10(+0.43%)
Dec 17, 2010	22.93	23.05	22.88	23.04	40,882	+0.17(+0.74%)
Dec 16, 2010	23.00	23.00	22.85	22.87	17,276	-0.11(-0.48%)
Dec 15, 2010	23.10	23.13	22.97	22.98	22,989	-0.18(-0.78%)
Dec 14, 2010	23.13	23.24	23.13	23.16	7,037	-0.01(-0.04%)
Dec 13, 2010	23.06	23.22	23.06	23.17	60,100	+0.18(+0.78%)
Dec 10, 2010	22.93	23.00	22.85	22.99	17,297	+0.06(+0.26%)
Dec 09, 2010	23.00	23.03	22.91	22.93	52,724	+0.01(+0.04%)
Dec 08, 2010	23.03	23.03	22.85	22.92	17,437	-0.16(-0.69%)
Dec 07, 2010	23.36	23.36	23.08	23.08	36,561	-0.06(-0.26%)
Dec 06, 2010	23.01	23.14	23.01	23.14	19,611	+0.16(+0.70%)
Dec 03, 2010	22.81	22.98	22.81	22.98	18,911	+0.18(+0.79%)
Dec 02, 2010	22.71	22.81	22.71	22.80	26,977	+0.13(+0.57%)
Dec 01, 2010	22.57	22.67	22.55	22.67	31,979	+0.24(+1.07%)
Nov 30, 2010	22.23	22.49	22.23	22.43	18,913	+0.14(+0.63%)
Nov 29, 2010	22.27	22.29	22.14	22.29	11,205	+0.03(+0.13%)
Nov 26, 2010	22.22	22.26	22.12	22.26	6,786	-0.01(-0.04%)
Nov 25, 2010	22.29	22.29	22.22	22.27	11,319	+0.06(+0.27%)
Nov 24, 2010	22.17	22.21	22.15	22.21	7,515	+0.08(+0.36%)
Nov 23, 2010	22.16	22.16	22.10	22.13	14,421	-0.27(-1.21%)
Nov 22, 2010	22.25	22.40	22.15	22.40	16,866	+0.18(+0.81%)
Nov 19, 2010	22.11	22.22	22.03	22.22	10,778	+0.09(+0.41%)
Nov 18, 2010	22.08	22.15	21.76	22.13	20,709	+0.37(+1.70%)
Nov 17, 2010	21.58	21.76	21.58	21.76	11,466	+0.23(+1.07%)
Nov 16, 2010	21.74	21.74	21.39	21.53	45,612	-0.32(-1.46%)
Nov 15, 2010	21.89	21.94	21.85	21.85	29,292	-0.01(-0.05%)
Nov 12, 2010	22.00	22.04	21.72	21.86	14,332	-0.29(-1.31%)
Nov 11, 2010	22.22	22.22	22.10	22.15	62,443	-0.06(-0.27%)
Nov 10, 2010	22.19	22.25	22.00	22.21	29,986	-0.01(-0.05%)
Nov 09, 2010	22.63	22.67	22.22	22.22	15,286	-0.27(-1.20%)
Nov 08, 2010	22.34	22.50	22.32	22.49	19,555	+0.24(+1.08%)
Nov 05, 2010	22.18	22.40	22.18	22.25	23,662	+0.08(+0.36%)
Nov 04, 2010	22.03	22.20	22.03	22.17	23,988	+0.38(+1.74%)
Nov 03, 2010	21.76	21.79	21.65	21.79	41,216	+0.07(+0.32%)
Nov 02, 2010	21.77	21.77	21.69	21.72	21,523	+0.04(+0.18%)
Nov 01, 2010	21.74	21.81	21.65	21.68	33,825	+0.07(+0.32%)
Oct 29, 2010	21.51	21.61	21.49	21.61	43,558	+0.18(+0.84%)
Oct 28, 2010	21.46	21.49	21.39	21.43	19,985	+0.03(+0.14%)
Oct 27, 2010	21.50	21.50	21.29	21.40	20,781	-0.10(-0.47%)
Oct 25, 2010	21.42	21.51	21.42	21.50	32,570	+0.22(+1.03%)
Oct 22, 2010	21.22	21.28	21.17	21.28	12,361	+0.14(+0.66%)
Oct 21, 2010	21.32	21.32	21.14	21.14	5,508	-0.12(-0.56%)
Oct 20, 2010	20.96	21.28	20.96	21.26	53,901	+0.35(+1.67%)
Oct 19, 2010	21.05	21.13	20.91	20.91	74,057	-0.34(-1.60%)
Oct 18, 2010	21.18	21.25	21.14	21.25	6,190	+0.06(+0.28%)
Oct 15, 2010	21.16	21.19	21.09	21.19	11,213	+0.00(+0.00%)
Oct 14, 2010	21.31	21.35	21.19	21.19	22,251	-0.08(-0.38%)
Oct 13, 2010	21.13	21.30	21.12	21.27	28,889	+0.26(+1.24%)
Oct 12, 2010	20.91	21.01	20.87	21.01	10,792	+0.13(+0.62%)
Oct 08, 2010	20.76	20.92	20.76	20.88	17,223	+0.14(+0.68%)
Oct 07, 2010	20.88	20.88	20.65	20.74	18,042	-0.03(-0.14%)
Oct 06, 2010	20.84	20.86	20.75	20.77	134,809	-0.08(-0.38%)
Oct 05, 2010	20.73	20.85	20.73	20.85	47,359	+0.30(+1.46%)
Oct 04, 2010	20.69	20.69	20.53	20.55	41,273	-0.23(-1.11%)

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