Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	21.08	21.22	20.88	21.13	1,554,135	+0.00(+0.00%)
Apr 28, 2011	21.22	21.31	21.04	21.13	2,233,795	-0.04(-0.17%)
Apr 27, 2011	20.95	21.19	20.77	21.16	2,301,567	+0.19(+0.89%)
Apr 26, 2011	20.90	20.98	20.76	20.98	1,558,524	+0.12(+0.56%)
Apr 25, 2011	20.83	20.92	20.69	20.86	1,651,080	+0.01(+0.04%)
Apr 21, 2011	20.64	20.88	20.44	20.85	2,037,562	+0.26(+1.25%)
Apr 20, 2011	20.71	20.90	20.42	20.59	3,029,056	+0.19(+0.92%)
Apr 19, 2011	20.03	20.51	20.00	20.41	3,032,231	+0.45(+2.28%)
Apr 18, 2011	19.73	20.01	19.69	19.95	3,643,830	-0.06(-0.31%)
Apr 15, 2011	20.41	20.41	19.81	20.01	6,820,818	-0.23(-1.14%)
Apr 14, 2011	20.31	20.37	20.18	20.25	2,196,959	-0.09(-0.44%)
Apr 13, 2011	20.41	20.54	20.27	20.33	2,290,857	-0.03(-0.13%)
Apr 12, 2011	20.24	20.49	20.24	20.36	1,647,189	-0.11(-0.52%)
Apr 11, 2011	20.41	20.64	20.29	20.47	3,214,939	-0.05(-0.26%)
Apr 08, 2011	20.34	20.57	20.16	20.52	6,733,182	+0.06(+0.31%)
Apr 07, 2011	21.35	21.55	20.42	20.46	7,788,073	-0.97(-4.53%)
Apr 06, 2011	22.21	22.23	21.07	21.43	4,746,499	-0.58(-2.63%)
Apr 05, 2011	22.48	22.61	21.93	22.01	2,540,033	-0.53(-2.37%)
Apr 04, 2011	22.44	22.62	22.35	22.54	1,523,818	+0.20(+0.92%)
Apr 01, 2011	21.93	22.69	21.93	22.34	2,975,174	+0.49(+2.24%)
Mar 31, 2011	21.81	22.00	21.65	21.85	1,644,010	-0.08(-0.37%)
Mar 30, 2011	21.91	21.93	21.91	21.93	2,589,553	+0.45(+2.12%)
Mar 29, 2011	21.02	21.47	21.00	21.47	2,927,852	+0.37(+1.77%)
Mar 28, 2011	21.34	21.39	21.07	21.10	1,505,833	-0.18(-0.84%)
Mar 25, 2011	21.37	21.45	21.20	21.28	1,315,953	-0.07(-0.33%)
Mar 24, 2011	21.20	21.47	21.10	21.35	2,611,983	+0.28(+1.31%)
Mar 23, 2011	20.78	21.12	20.69	21.07	2,430,337	+0.33(+1.59%)
Mar 22, 2011	20.85	20.88	20.58	20.74	2,362,249	-0.01(-0.04%)
Mar 21, 2011	20.77	20.84	20.66	20.75	973,532	+0.38(+1.88%)
Mar 18, 2011	20.75	20.76	20.29	20.37	1,950,886	-0.11(-0.52%)
Mar 17, 2011	20.57	20.78	20.33	20.48	1,736,804	+0.13(+0.66%)
Mar 16, 2011	20.76	20.77	20.11	20.34	4,553,050	-0.48(-2.31%)
Mar 15, 2011	20.74	20.90	20.71	20.82	2,526,069	-0.12(-0.55%)
Mar 14, 2011	20.95	21.03	20.65	20.94	1,479,331	-0.15(-0.72%)
Mar 11, 2011	20.74	21.25	20.74	21.09	2,104,053	+0.14(+0.68%)
Mar 10, 2011	20.18	20.98	20.18	20.95	4,560,579	-0.11(-0.51%)
Mar 09, 2011	20.69	21.17	20.69	21.06	3,197,313	+0.19(+0.90%)
Mar 08, 2011	20.71	20.97	20.66	20.87	2,850,493	+0.13(+0.64%)
Mar 07, 2011	21.03	21.16	20.68	20.74	2,564,587	-0.37(-1.73%)
Mar 04, 2011	21.15	21.22	20.67	21.10	2,368,444	-0.06(-0.29%)
Mar 03, 2011	21.13	21.21	21.06	21.16	5,176,105	+0.36(+1.71%)
Mar 02, 2011	20.75	20.87	20.61	20.81	3,278,507	+0.02(+0.09%)
Mar 01, 2011	21.16	21.16	20.79	20.79	2,069,818	-0.25(-1.19%)
Feb 28, 2011	21.28	21.28	20.90	21.04	3,072,159	-0.04(-0.17%)
Feb 25, 2011	21.01	21.11	20.87	21.07	3,251,632	+0.15(+0.72%)
Feb 24, 2011	20.93	21.23	20.90	20.92	2,715,307	-0.06(-0.30%)
Feb 23, 2011	21.25	21.47	20.97	20.98	2,676,648	-0.38(-1.79%)
Feb 22, 2011	21.78	21.91	21.32	21.37	2,270,959	-0.63(-2.87%)
Feb 18, 2011	21.68	22.33	21.67	22.00	3,891,288	+0.45(+2.07%)
Feb 17, 2011	21.61	21.69	21.38	21.55	2,504,935	-0.08(-0.37%)
Feb 16, 2011	21.56	21.81	21.46	21.63	1,542,450	+0.16(+0.75%)
Feb 15, 2011	21.55	21.78	21.39	21.47	1,727,792	-0.11(-0.50%)
Feb 14, 2011	21.62	21.70	21.47	21.58	1,425,687	-0.10(-0.45%)
Feb 11, 2011	21.22	21.71	21.15	21.68	1,372,747	+0.44(+2.05%)
Feb 10, 2011	21.19	21.40	21.09	21.24	2,457,946	+0.03(+0.13%)
Feb 09, 2011	21.41	21.79	21.07	21.22	2,777,768	-0.26(-1.20%)
Feb 08, 2011	21.97	21.97	21.08	21.47	3,083,971	-0.51(-2.31%)
Feb 07, 2011	21.87	22.26	21.87	21.98	824,014	+0.15(+0.69%)
Feb 04, 2011	21.89	21.91	21.68	21.83	1,278,685	+0.05(+0.25%)
Feb 03, 2011	21.87	22.05	21.73	21.78	1,037,824	-0.22(-1.01%)
Feb 02, 2011	21.80	22.40	21.80	22.00	3,458,413	+0.17(+0.78%)
Feb 01, 2011	21.36	21.88	21.36	21.83	2,052,427	+0.40(+1.87%)
Jan 31, 2011	20.84	21.49	20.82	21.43	2,593,793	+0.53(+2.56%)
Jan 28, 2011	21.25	21.38	20.48	20.90	3,473,098	-0.35(-1.63%)
Jan 27, 2011	21.42	21.75	21.16	21.24	2,581,791	-0.06(-0.29%)
Jan 26, 2011	21.67	21.67	21.31	21.31	3,696,486	-0.29(-1.36%)
Jan 25, 2011	22.17	22.21	21.57	21.60	2,804,057	-0.61(-2.77%)
Jan 24, 2011	21.87	22.24	21.60	22.21	2,013,608	+0.34(+1.55%)
Jan 21, 2011	22.19	22.28	21.80	21.88	1,825,768	-0.16(-0.73%)
Jan 20, 2011	22.34	22.35	22.01	22.04	2,780,183	-0.45(-1.98%)
Jan 19, 2011	23.06	23.06	22.36	22.48	1,456,263	-0.55(-2.40%)
Jan 18, 2011	22.92	23.27	22.85	23.03	2,826,204	-0.12(-0.54%)
Jan 14, 2011	22.93	23.19	22.92	23.16	2,621,481	+0.09(+0.39%)
Jan 13, 2011	22.92	23.10	22.82	23.07	2,199,015	+0.20(+0.90%)
Jan 12, 2011	22.94	23.03	22.65	22.86	2,044,854	+0.20(+0.86%)
Jan 11, 2011	22.87	23.02	22.62	22.67	1,593,983	-0.20(-0.86%)
Jan 10, 2011	22.69	22.93	22.49	22.86	2,283,446	+0.20(+0.90%)
Jan 07, 2011	22.94	22.97	22.53	22.66	1,691,851	-0.14(-0.62%)
Jan 06, 2011	23.07	23.08	22.74	22.80	1,498,944	-0.22(-0.97%)
Jan 05, 2011	23.20	23.31	22.97	23.02	1,549,568	-0.16(-0.69%)
Jan 04, 2011	23.75	23.75	23.09	23.18	1,830,716	-0.42(-1.77%)
Jan 03, 2011	23.26	23.68	23.24	23.60	1,224,674	+0.51(+2.20%)
Dec 31, 2010	22.97	23.19	22.93	23.10	949,069	+0.01(+0.04%)
Dec 30, 2010	23.06	23.15	22.96	23.09	606,250	+0.01(+0.04%)
Dec 29, 2010	23.05	23.18	22.98	23.08	771,335	+0.04(+0.15%)
Dec 28, 2010	23.28	23.28	22.97	23.04	740,443	-0.06(-0.27%)
Dec 27, 2010	23.06	23.23	22.99	23.10	898,813	-0.04(-0.15%)
Dec 23, 2010	23.46	23.46	22.98	23.14	1,986,661	-0.47(-2.00%)
Dec 22, 2010	23.26	23.67	23.26	23.61	3,820,467	+0.22(+0.95%)
Dec 21, 2010	22.85	23.39	22.85	23.39	2,014,328	+0.58(+2.54%)
Dec 20, 2010	22.70	23.02	22.58	22.81	1,486,667	+0.28(+1.23%)
Dec 17, 2010	22.48	22.69	22.34	22.53	2,467,499	+0.07(+0.32%)
Dec 16, 2010	22.34	22.46	22.14	22.46	2,034,117	+0.20(+0.88%)
Dec 15, 2010	22.12	22.29	22.11	22.27	4,060,581	+0.01(+0.04%)
Dec 14, 2010	22.04	22.36	22.04	22.26	3,772,848	+0.22(+1.01%)
Dec 13, 2010	22.03	22.11	21.94	22.04	1,726,262	+0.25(+1.14%)
Dec 10, 2010	21.89	21.89	21.51	21.79	1,407,092	-0.09(-0.41%)
Dec 09, 2010	21.75	21.99	21.58	21.88	3,217,602	+0.23(+1.07%)
Dec 08, 2010	22.23	22.23	21.51	21.64	4,529,137	-0.54(-2.45%)
Dec 07, 2010	22.27	22.35	22.11	22.19	3,396,324	+0.12(+0.52%)
Dec 06, 2010	21.71	22.10	21.57	22.07	3,780,889	+0.35(+1.60%)
Dec 03, 2010	21.52	21.78	21.48	21.72	1,526,848	+0.01(+0.04%)
Dec 02, 2010	21.39	21.90	21.34	21.71	2,071,685	+0.29(+1.37%)
Dec 01, 2010	21.13	21.54	21.03	21.42	2,754,766	+0.67(+3.22%)
Nov 30, 2010	20.32	20.88	20.19	20.75	2,621,751	+0.20(+1.00%)
Nov 29, 2010	20.43	20.61	19.95	20.55	2,321,025	-0.10(-0.47%)
Nov 26, 2010	20.59	20.85	20.41	20.65	1,142,574	-0.27(-1.28%)
Nov 24, 2010	20.00	20.91	20.91	20.91	2,885,104	+1.03(+5.20%)
Nov 23, 2010	20.08	20.12	19.73	19.88	1,856,281	-0.55(-2.70%)
Nov 22, 2010	20.39	20.50	20.06	20.43	1,250,785	-0.06(-0.30%)
Nov 19, 2010	20.14	20.50	20.05	20.49	944,066	+0.14(+0.70%)
Nov 18, 2010	20.22	20.37	20.21	20.35	1,423,619	+0.44(+2.19%)
Nov 17, 2010	19.83	20.03	19.57	19.92	1,787,900	+0.12(+0.63%)
Nov 16, 2010	20.18	20.33	19.70	19.79	1,384,004	-0.58(-2.84%)
Nov 15, 2010	20.49	20.73	20.36	20.37	811,435	+0.02(+0.09%)
Nov 12, 2010	20.34	20.72	20.16	20.35	1,781,144	-0.22(-1.08%)
Nov 11, 2010	20.65	20.85	20.43	20.57	2,151,572	-0.40(-1.91%)
Nov 10, 2010	20.60	20.98	20.40	20.98	1,674,783	+0.37(+1.82%)
Nov 09, 2010	20.92	21.25	20.53	20.60	2,978,419	-0.24(-1.15%)
Nov 08, 2010	20.50	20.87	20.39	20.84	1,530,002	+0.20(+0.99%)
Nov 05, 2010	20.61	20.73	20.49	20.64	1,755,371	+0.08(+0.39%)
Nov 04, 2010	20.71	20.79	20.50	20.56	1,428,755	+0.16(+0.79%)
Nov 03, 2010	20.32	20.49	20.12	20.40	2,341,971	+0.21(+1.06%)
Nov 02, 2010	20.48	20.50	20.04	20.18	1,570,308	-0.20(-0.96%)
Nov 01, 2010	20.08	20.46	19.95	20.38	2,630,617	+0.38(+1.92%)
Oct 29, 2010	19.80	20.05	19.72	20.00	3,985,933	+0.20(+1.04%)
Oct 28, 2010	19.96	20.16	19.78	19.79	4,399,352	+0.04(+0.23%)
Oct 27, 2010	19.66	19.99	19.52	19.75	2,653,457	+0.04(+0.23%)
Oct 25, 2010	19.78	20.01	19.68	19.70	2,070,136	-0.12(-0.63%)
Oct 22, 2010	19.81	19.94	19.70	19.83	2,125,570	-0.03(-0.13%)
Oct 21, 2010	20.10	20.10	19.58	19.85	1,917,939	+0.15(+0.77%)
Oct 20, 2010	19.49	19.95	19.40	19.70	1,884,865	+0.25(+1.28%)
Oct 19, 2010	19.56	19.80	19.32	19.45	2,277,931	-0.42(-2.11%)
Oct 18, 2010	19.60	20.08	19.53	19.87	2,495,251	+0.29(+1.50%)
Oct 15, 2010	19.89	20.08	19.20	19.58	3,677,701	-0.29(-1.48%)
Oct 14, 2010	19.87	20.25	19.67	19.87	5,463,625	+0.03(+0.13%)
Oct 13, 2010	19.47	19.92	19.40	19.84	3,100,787	+0.46(+2.39%)
Oct 12, 2010	19.22	19.46	19.04	19.38	2,663,566	+0.07(+0.37%)
Oct 11, 2010	19.74	19.86	19.11	19.31	3,087,397	-0.35(-1.77%)
Oct 08, 2010	19.66	19.70	19.34	19.66	1,567,748	+0.29(+1.52%)
Oct 07, 2010	19.52	19.59	19.18	19.36	3,272,162	-0.14(-0.73%)
Oct 06, 2010	19.11	19.73	19.03	19.51	7,685,553	+0.35(+1.81%)
Oct 05, 2010	17.81	19.28	17.55	19.16	18,094,446	+2.32(+13.75%)
Oct 04, 2010	16.91	17.03	16.76	16.84	2,495,397	-0.04(-0.26%)
Oct 01, 2010	16.89	17.04	16.77	16.89	1,870,865	+0.04(+0.21%)
Sep 30, 2010	16.98	17.16	16.78	16.85	3,039,241	+0.01(+0.05%)
Sep 29, 2010	16.66	16.95	16.66	16.84	4,833,024	+0.08(+0.48%)
Sep 28, 2010	16.53	16.87	16.42	16.76	12,258,683	+0.30(+1.84%)
Sep 27, 2010	16.68	16.74	16.45	16.46	4,332,298	-0.20(-1.18%)
Sep 24, 2010	16.93	17.11	16.56	16.66	4,449,447	-0.12(-0.69%)
Sep 23, 2010	16.75	17.07	16.63	16.77	2,019,018	-0.06(-0.37%)
Sep 22, 2010	16.94	17.08	16.62	16.83	3,796,944	-0.12(-0.74%)
Sep 21, 2010	17.31	17.32	16.91	16.96	3,533,866	-0.34(-1.96%)
Sep 20, 2010	17.31	17.42	17.21	17.30	1,021,224	+0.02(+0.10%)
Sep 17, 2010	17.28	17.37	16.99	17.28	1,212,537	+0.07(+0.41%)
Sep 15, 2010	17.07	17.23	16.94	17.21	1,714,298	+0.01(+0.05%)
Sep 14, 2010	16.97	17.25	16.92	17.20	1,413,820	+0.22(+1.31%)
Sep 13, 2010	16.91	17.08	16.82	16.98	2,110,407	+0.20(+1.22%)
Sep 10, 2010	16.51	16.80	16.51	16.77	1,471,788	+0.29(+1.78%)
Sep 09, 2010	16.53	16.63	16.38	16.48	2,125,834	+0.09(+0.54%)
Sep 08, 2010	16.58	16.74	16.34	16.39	3,543,501	-0.09(-0.54%)
Sep 07, 2010	17.15	17.15	16.44	16.48	2,847,771	-0.72(-4.19%)
Sep 03, 2010	17.14	17.31	16.90	17.20	2,007,509	+0.30(+1.79%)
Sep 02, 2010	16.99	17.12	16.85	16.90	675	-0.09(-0.52%)
Sep 01, 2010	16.77	17.04	16.67	16.99	2,377,797	+0.51(+3.08%)
Aug 31, 2010	16.46	16.65	16.34	16.48	23,802	-0.10(-0.59%)
Aug 30, 2010	16.87	16.99	16.53	16.58	1,771,008	-0.27(-1.59%)
Aug 27, 2010	16.93	16.84	16.38	16.84	3,219,012	+0.40(+2.44%)
Aug 26, 2010	16.57	16.79	16.42	16.44	2,448,292	-0.10(-0.59%)
Aug 25, 2010	16.30	16.58	16.01	16.54	3,333,662	+0.00(+0.00%)
Aug 24, 2010	16.66	16.73	16.42	16.54	1,931,274	-0.46(-2.72%)
Aug 23, 2010	17.23	17.27	16.99	17.00	1,786,005	-0.18(-1.04%)
Aug 20, 2010	16.78	17.18	16.68	17.18	1,468,803	+0.27(+1.58%)
Aug 19, 2010	17.15	17.29	16.75	16.91	1,259,932	-0.25(-1.45%)
Aug 18, 2010	17.14	17.34	16.96	17.16	1,134,259	+0.03(+0.16%)
Aug 17, 2010	17.23	17.53	17.12	17.14	1,663,319	+0.09(+0.52%)
Aug 16, 2010	16.84	17.14	16.60	17.05	1,548,428	+0.02(+0.10%)
Aug 13, 2010	17.03	17.12	16.92	17.03	1,573,709	+0.04(+0.26%)
Aug 12, 2010	16.86	17.03	16.82	16.99	1,154,384	-0.04(-0.26%)
Aug 11, 2010	17.23	17.24	16.86	17.03	1,669,999	-0.45(-2.55%)
Aug 10, 2010	17.36	17.56	17.29	17.48	1,140,265	-0.12(-0.66%)
Aug 09, 2010	17.60	17.75	17.54	17.59	663,548	+0.02(+0.10%)
Aug 06, 2010	17.57	17.65	17.39	17.57	1,241,817	-0.07(-0.40%)
Aug 05, 2010	17.59	17.69	17.36	17.64	1,030,447	+0.04(+0.20%)
Aug 04, 2010	17.36	17.64	17.29	17.61	1,198,354	+0.34(+1.96%)
Aug 03, 2010	17.32	17.37	17.14	17.27	1,660,977	-0.04(-0.26%)
Aug 02, 2010	17.14	17.36	16.97	17.31	1,831,154	+0.39(+2.32%)
Jul 30, 2010	16.92	17.03	16.24	16.92	3,043,633	+0.36(+2.15%)
Jul 29, 2010	16.81	17.00	16.41	16.57	1,773,566	-0.21(-1.27%)
Jul 28, 2010	16.64	16.82	16.54	16.78	3,006,288	+0.02(+0.11%)
Jul 27, 2010	17.07	17.07	16.75	16.76	2,224,392	-0.19(-1.10%)
Jul 26, 2010	16.63	17.01	16.63	16.95	1,679,753	+0.27(+1.60%)
Jul 23, 2010	16.56	16.76	16.46	16.68	3,155,101	+0.12(+0.75%)
Jul 22, 2010	16.25	16.58	16.22	16.56	2,201,552	+0.39(+2.42%)
Jul 21, 2010	16.48	16.57	16.11	16.17	2,242,995	-0.29(-1.73%)
Jul 20, 2010	16.25	16.48	16.21	16.45	1,738,867	+0.04(+0.22%)
Jul 19, 2010	16.46	16.66	16.30	16.42	1,581,072	+0.06(+0.38%)
Jul 16, 2010	16.35	16.85	16.34	16.35	1,937,112	-0.50(-2.96%)
Jul 15, 2010	16.90	16.94	16.65	16.85	2,296,373	+0.02(+0.11%)
Jul 14, 2010	16.67	16.85	16.62	16.83	1,439,577	+0.11(+0.64%)
Jul 13, 2010	16.92	17.02	16.68	16.73	2,367,423	+0.06(+0.37%)
Jul 12, 2010	16.74	16.98	16.61	16.66	1,633,679	-0.15(-0.90%)
Jul 09, 2010	16.82	16.82	16.58	16.82	1,825,425	+0.17(+1.02%)
Jul 08, 2010	16.77	16.77	16.34	16.65	1,533,224	+0.09(+0.54%)
Jul 07, 2010	16.17	16.56	16.17	16.56	1,468,074	+0.37(+2.26%)
Jul 06, 2010	16.19	16.44	16.00	16.19	3,216,181	+0.28(+1.73%)
Jul 02, 2010	15.92	15.99	15.60	15.92	2,308,956	+0.26(+1.65%)
Jul 01, 2010	15.47	15.70	15.27	15.66	3,246,067	+0.15(+0.98%)
Jun 30, 2010	15.76	15.91	15.47	15.51	950	-0.20(-1.30%)
Jun 29, 2010	15.71	15.92	15.67	15.71	336	-0.37(-2.27%)
Jun 25, 2010	16.08	16.21	15.81	16.08	2,236,184	+0.14(+0.89%)
Jun 24, 2010	16.14	16.23	15.90	15.93	1,814,391	-0.37(-2.29%)
Jun 23, 2010	16.54	16.54	16.14	16.31	2,403,207	-0.17(-1.03%)
Jun 22, 2010	16.86	16.99	16.44	16.48	4,193,644	-0.42(-2.48%)
Jun 21, 2010	17.18	17.31	16.85	16.90	2,312,525	+0.02(+0.11%)
Jun 18, 2010	16.88	16.91	16.60	16.88	2,200,709	+0.13(+0.80%)
Jun 17, 2010	16.72	16.76	16.51	16.74	2,505,934	+0.00(+0.00%)
Jun 16, 2010	16.78	16.91	16.66	16.74	3,078,338	-0.12(-0.74%)
Jun 15, 2010	16.78	16.92	16.66	16.87	3,864,153	+0.30(+1.83%)
Jun 14, 2010	16.80	17.00	16.55	16.57	5,046,668	-0.09(-0.53%)
Jun 11, 2010	16.48	16.74	16.47	16.66	1,685,863	+0.01(+0.05%)
Jun 10, 2010	16.17	16.65	15.90	16.65	589	+0.71(+4.47%)
Jun 09, 2010	15.74	16.17	15.58	15.93	6,008,871	+0.28(+1.76%)
Jun 08, 2010	15.67	15.72	15.44	15.66	7,122,050	+0.05(+0.34%)
Jun 07, 2010	16.09	16.17	15.58	15.60	4,032,256	-0.46(-2.88%)
Jun 04, 2010	16.07	16.54	16.01	16.07	3,233,009	-0.61(-3.63%)
Jun 03, 2010	17.14	17.14	16.55	16.67	5,592,509	-0.08(-0.48%)
Jun 02, 2010	16.74	16.79	16.54	16.75	898	+0.22(+1.35%)
Jun 01, 2010	16.69	17.02	16.48	16.53	3,008,176	-0.03(-0.16%)
May 28, 2010	16.56	16.88	16.42	16.56	2,682,389	-0.37(-2.16%)
May 27, 2010	16.60	16.92	16.47	16.92	2,022,545	+0.71(+4.40%)
May 26, 2010	16.06	16.52	16.06	16.21	2,310,237	+0.22(+1.39%)
May 25, 2010	15.67	16.00	15.52	15.99	2,992,987	-0.12(-0.77%)
May 24, 2010	16.31	16.51	16.11	16.11	1,632,027	-0.19(-1.15%)
May 21, 2010	15.86	16.39	15.77	16.30	3,258,253	+0.26(+1.61%)
May 20, 2010	15.93	16.26	15.86	16.04	6,486,749	-0.32(-1.96%)
May 19, 2010	16.34	16.56	16.19	16.36	3,244,947	-0.17(-1.02%)
May 18, 2010	16.92	17.03	16.46	16.53	1,565,825	-0.26(-1.54%)
May 17, 2010	17.11	17.11	16.37	16.79	2,176,164	-0.18(-1.05%)
May 14, 2010	16.97	17.26	16.72	16.97	2,990,783	-0.37(-2.11%)
May 13, 2010	17.41	17.53	17.31	17.33	2,595,315	-0.09(-0.51%)
May 12, 2010	16.92	17.46	16.92	17.42	3,660,106	+0.52(+3.06%)
May 11, 2010	17.15	17.23	16.84	16.91	2,305,436	-0.24(-1.40%)
May 10, 2010	17.05	17.15	17.03	17.15	5,089,437	+0.91(+5.60%)
May 07, 2010	16.34	16.66	16.00	16.24	6,963,300	+0.01(+0.05%)
May 06, 2010	16.23	17.11	15.19	16.23	224	-0.78(-4.61%)
May 05, 2010	17.14	17.41	16.87	17.01	3,533,209	-0.44(-2.50%)
May 04, 2010	18.15	18.18	17.45	17.45	3,291,062	-1.03(-5.59%)

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