Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	19.25	19.27	19.21	19.21	665,367	-0.02(-0.10%)
Apr 27, 2012	19.17	19.23	19.14	19.23	1,028,917	+0.02(+0.10%)
Apr 26, 2012	19.29	19.31	19.18	19.21	898,193	-0.08(-0.41%)
Apr 25, 2012	19.27	19.42	19.24	19.29	1,786,348	-0.08(-0.41%)
Apr 24, 2012	19.37	19.39	19.28	19.37	1,085,935	-0.11(-0.56%)
Apr 23, 2012	19.52	19.61	19.46	19.48	1,429,034	+0.17(+0.88%)
Apr 20, 2012	19.38	19.39	19.26	19.31	1,626,393	-0.22(-1.13%)
Apr 19, 2012	19.63	19.65	19.48	19.53	1,080,411	-0.05(-0.26%)
Apr 18, 2012	19.73	19.74	19.53	19.58	2,095,207	+0.04(+0.20%)
Apr 17, 2012	19.54	19.62	19.47	19.54	1,285,609	+0.01(+0.05%)
Apr 16, 2012	19.80	19.86	19.49	19.53	2,530,878	-0.18(-0.91%)
Apr 13, 2012	19.55	19.73	19.55	19.71	2,059,230	+0.32(+1.65%)
Apr 12, 2012	19.49	19.49	19.30	19.39	1,862,838	-0.24(-1.22%)
Apr 11, 2012	19.52	19.67	19.49	19.63	2,132,809	-0.07(-0.36%)
Apr 10, 2012	19.68	19.79	19.61	19.70	2,568,395	+0.09(+0.46%)
Apr 09, 2012	19.80	19.80	19.55	19.61	1,049,699	-0.16(-0.81%)
Apr 05, 2012	19.81	19.82	19.73	19.77	1,062,892	+0.22(+1.13%)
Apr 04, 2012	19.57	19.61	19.51	19.55	1,785,142	+0.29(+1.51%)
Apr 03, 2012	19.01	19.33	18.94	19.26	1,932,158	+0.28(+1.48%)
Apr 02, 2012	19.12	19.13	18.96	18.98	920,435	+0.01(+0.05%)
Mar 30, 2012	18.94	19.05	18.91	18.97	1,207,764	-0.13(-0.68%)
Mar 29, 2012	19.17	19.20	19.08	19.10	1,069,206	+0.08(+0.42%)
Mar 28, 2012	19.01	19.15	18.98	19.02	1,441,683	-0.01(-0.05%)
Mar 27, 2012	18.98	19.03	18.94	19.03	1,043,615	+0.13(+0.69%)
Mar 26, 2012	19.05	19.05	18.88	18.90	2,415,177	-0.28(-1.46%)
Mar 23, 2012	19.27	19.31	19.12	19.18	2,098,864	-0.24(-1.24%)
Mar 22, 2012	19.54	19.54	19.37	19.42	1,966,257	+0.08(+0.41%)
Mar 21, 2012	19.28	19.44	19.21	19.34	1,674,554	+0.04(+0.21%)
Mar 20, 2012	19.38	19.41	19.22	19.30	1,426,501	+0.05(+0.26%)
Mar 19, 2012	19.51	19.53	19.18	19.25	3,190,254	-0.23(-1.18%)
Mar 16, 2012	19.60	19.61	19.41	19.48	2,829,060	-0.24(-1.22%)
Mar 15, 2012	19.81	19.85	19.62	19.72	1,813,656	-0.18(-0.90%)
Mar 14, 2012	19.82	19.95	19.78	19.90	2,424,996	+0.13(+0.66%)
Mar 13, 2012	19.79	19.81	19.61	19.77	3,048,972	+0.23(+1.18%)
Mar 12, 2012	19.61	19.67	19.51	19.54	1,306,306	-0.10(-0.51%)
Mar 09, 2012	19.59	19.70	19.56	19.64	2,410,878	+0.44(+2.29%)
Mar 08, 2012	19.32	19.32	19.12	19.20	1,958,453	-0.36(-1.84%)
Mar 07, 2012	19.66	19.71	19.51	19.56	1,621,848	-0.11(-0.56%)
Mar 06, 2012	19.63	19.70	19.60	19.67	2,374,377	+0.31(+1.60%)
Mar 05, 2012	19.33	19.40	19.29	19.36	1,343,311	-0.03(-0.15%)
Mar 02, 2012	19.34	19.45	19.34	19.39	2,238,840	+0.27(+1.41%)
Mar 01, 2012	19.12	19.14	19.02	19.12	1,573,753	+0.04(+0.21%)
Feb 29, 2012	18.71	19.09	18.66	19.08	3,812,947	+0.41(+2.20%)
Feb 28, 2012	18.75	18.88	18.64	18.67	2,166,040	-0.19(-1.01%)
Feb 27, 2012	18.93	18.95	18.80	18.86	2,334,469	+0.18(+0.96%)
Feb 24, 2012	18.80	18.80	18.61	18.68	3,037,589	-0.25(-1.32%)
Feb 23, 2012	19.17	19.23	18.93	18.93	3,269,184	-0.38(-1.97%)
Feb 22, 2012	19.34	19.40	19.24	19.31	1,349,397	+0.00(+0.00%)
Feb 21, 2012	19.31	19.38	19.21	19.31	2,063,127	-0.25(-1.28%)
Feb 17, 2012	19.46	19.62	19.45	19.56	1,654,103	-0.06(-0.31%)
Feb 16, 2012	19.99	20.01	19.57	19.62	5,635,781	-0.21(-1.06%)
Feb 15, 2012	19.73	19.91	19.72	19.83	2,853,410	+0.15(+0.76%)
Feb 14, 2012	19.55	19.80	19.51	19.68	2,059,918	+0.21(+1.08%)
Feb 13, 2012	19.31	19.49	19.31	19.47	1,847,753	-0.08(-0.41%)
Feb 10, 2012	19.51	19.56	19.47	19.55	2,120,093	+0.35(+1.82%)
Feb 09, 2012	19.15	19.25	19.10	19.20	3,099,230	-0.08(-0.41%)
Feb 08, 2012	19.32	19.39	19.21	19.28	3,562,414	-0.04(-0.21%)
Feb 07, 2012	19.51	19.53	19.25	19.32	3,185,919	-0.34(-1.73%)
Feb 06, 2012	19.89	19.91	19.63	19.66	3,056,675	+0.04(+0.20%)
Feb 03, 2012	19.80	19.82	19.55	19.62	3,333,337	+0.00(+0.00%)
Feb 02, 2012	19.64	19.68	19.50	19.62	1,996,801	+0.02(+0.10%)
Feb 01, 2012	19.57	19.62	19.41	19.60	3,330,019	-0.24(-1.21%)
Jan 31, 2012	19.58	19.94	19.56	19.84	2,292,638	+0.14(+0.71%)
Jan 30, 2012	19.78	19.81	19.65	19.70	2,515,768	+0.29(+1.49%)
Jan 27, 2012	19.76	19.77	19.41	19.41	4,273,180	-0.35(-1.77%)
Jan 26, 2012	19.57	19.80	19.52	19.76	3,742,786	+0.03(+0.15%)
Jan 25, 2012	20.18	20.25	19.71	19.73	4,431,516	-0.27(-1.35%)
Jan 24, 2012	20.18	20.22	20.00	20.00	2,484,161	+0.00(+0.00%)
Jan 23, 2012	20.03	20.08	19.92	20.00	4,420,282	-0.29(-1.43%)
Jan 20, 2012	20.35	20.39	20.25	20.29	3,449,338	+0.10(+0.50%)
Jan 19, 2012	20.42	20.49	20.19	20.19	4,976,817	-0.34(-1.66%)
Jan 18, 2012	20.67	20.72	20.53	20.53	4,921,966	-0.42(-2.00%)
Jan 17, 2012	21.01	21.03	20.89	20.95	2,701,378	-0.18(-0.85%)
Jan 13, 2012	21.08	21.31	21.05	21.13	4,141,439	+0.46(+2.23%)
Jan 12, 2012	20.77	20.81	20.60	20.67	6,656,243	-0.41(-1.94%)
Jan 11, 2012	21.08	21.21	21.05	21.08	3,252,067	+0.24(+1.15%)
Jan 10, 2012	20.80	20.88	20.75	20.84	2,470,956	-0.02(-0.10%)
Jan 09, 2012	20.91	21.03	20.84	20.86	2,863,563	-0.15(-0.71%)
Jan 06, 2012	20.94	21.11	20.93	21.01	4,553,802	+0.22(+1.06%)
Jan 05, 2012	20.74	20.85	20.72	20.79	4,421,530	+0.47(+2.31%)
Jan 04, 2012	20.31	20.46	20.26	20.32	2,246,283	-0.03(-0.15%)
Dec 30, 2011	20.18	20.38	20.17	20.35	2,582,646	+0.09(+0.44%)
Dec 29, 2011	20.43	20.46	20.26	20.26	2,236,079	-0.09(-0.44%)
Dec 28, 2011	20.10	20.42	20.10	20.35	4,289,368	+0.40(+2.01%)
Dec 27, 2011	19.97	19.98	19.91	19.95	959,680	-0.08(-0.40%)
Dec 23, 2011	20.01	20.07	19.97	20.03	1,026,820	+0.01(+0.05%)
Dec 21, 2011	20.01	20.07	19.90	20.02	2,365,783	+0.11(+0.55%)
Dec 20, 2011	19.78	19.96	19.75	19.91	4,040,836	-0.27(-1.34%)
Dec 19, 2011	20.10	20.21	20.06	20.18	3,142,611	+0.15(+0.74%)
Dec 16, 2011	20.02	20.16	20.00	20.03	4,094,343	-0.09(-0.44%)
Dec 15, 2011	20.02	20.21	20.02	20.12	3,982,261	-0.08(-0.40%)
Dec 14, 2011	20.21	20.32	20.11	20.20	7,567,438	+0.13(+0.65%)
Dec 13, 2011	19.62	20.13	19.52	20.07	6,537,924	+0.48(+2.45%)
Dec 12, 2011	19.41	19.67	19.40	19.59	3,513,311	+0.52(+2.73%)
Dec 09, 2011	19.18	19.19	19.02	19.07	2,246,403	-0.10(-0.52%)
Dec 08, 2011	19.20	19.32	19.08	19.17	3,053,656	+0.18(+0.95%)
Dec 07, 2011	19.12	19.14	18.92	18.99	3,428,520	-0.03(-0.16%)
Dec 06, 2011	19.10	19.10	18.95	19.02	2,773,857	+0.01(+0.05%)
Dec 05, 2011	18.79	19.08	18.76	19.01	3,704,986	+0.02(+0.09%)
Dec 02, 2011	18.73	19.12	18.72	18.99	2,549,477	+0.15(+0.81%)
Dec 01, 2011	18.78	18.89	18.69	18.84	2,263,015	-0.08(-0.42%)
Nov 30, 2011	18.75	18.96	18.73	18.92	5,890,749	-0.30(-1.56%)
Nov 29, 2011	19.27	19.29	19.10	19.22	2,891,703	-0.06(-0.31%)
Nov 28, 2011	19.06	19.33	19.03	19.28	3,843,840	-0.22(-1.13%)
Nov 25, 2011	19.46	19.54	19.33	19.50	2,981,230	+0.28(+1.46%)
Nov 23, 2011	19.02	19.27	19.02	19.22	5,814,466	+0.50(+2.67%)
Nov 22, 2011	18.72	18.81	18.64	18.72	3,596,385	-0.05(-0.27%)
Nov 21, 2011	18.85	18.93	18.66	18.77	4,736,852	+0.05(+0.27%)
Nov 18, 2011	18.58	18.78	18.56	18.72	4,207,674	-0.15(-0.79%)
Nov 17, 2011	18.72	18.91	18.65	18.87	4,407,911	+0.03(+0.16%)
Nov 16, 2011	18.80	18.84	18.62	18.84	3,762,982	+0.16(+0.86%)
Nov 15, 2011	18.64	18.78	18.57	18.68	4,006,669	+0.24(+1.30%)
Nov 14, 2011	18.37	18.52	18.34	18.44	3,801,922	+0.34(+1.88%)
Nov 11, 2011	18.28	18.30	17.98	18.10	4,153,595	-0.40(-2.16%)
Nov 10, 2011	18.44	18.65	18.42	18.50	5,942,573	-0.16(-0.86%)
Nov 09, 2011	18.50	18.73	18.50	18.66	8,244,297	+0.75(+4.19%)
Nov 08, 2011	17.98	18.10	17.88	17.91	2,801,368	-0.14(-0.78%)
Nov 07, 2011	18.09	18.21	17.97	18.05	3,174,356	-0.05(-0.28%)
Nov 04, 2011	18.09	18.24	18.00	18.10	3,329,822	+0.13(+0.72%)
Nov 03, 2011	18.13	18.39	17.87	17.97	5,401,307	-0.21(-1.16%)
Nov 02, 2011	18.00	18.26	17.93	18.18	3,577,619	-0.13(-0.71%)
Nov 01, 2011	18.47	18.50	18.12	18.31	8,187,336	+0.37(+2.06%)
Oct 31, 2011	17.52	17.95	17.51	17.94	5,193,683	+0.79(+4.61%)
Oct 28, 2011	17.18	17.21	17.08	17.15	3,244,204	+0.07(+0.41%)
Oct 27, 2011	17.21	17.29	16.93	17.08	12,550,801	-0.74(-4.15%)
Oct 26, 2011	17.68	18.08	17.65	17.82	5,736,414	+0.00(+0.00%)
Oct 25, 2011	17.79	17.96	17.72	17.82	5,609,660	+0.05(+0.28%)
Oct 24, 2011	18.01	18.01	17.68	17.77	3,333,428	-0.06(-0.34%)
Oct 21, 2011	17.89	18.04	17.83	17.83	4,463,504	-0.31(-1.71%)
Oct 20, 2011	18.20	18.47	18.11	18.14	4,723,535	-0.09(-0.49%)
Oct 19, 2011	18.04	18.27	18.03	18.23	3,715,264	+0.04(+0.22%)
Oct 18, 2011	18.36	18.49	18.05	18.19	6,963,974	-0.06(-0.33%)
Oct 17, 2011	18.11	18.28	18.09	18.25	4,481,994	+0.35(+1.96%)
Oct 14, 2011	17.94	18.01	17.85	17.90	6,027,212	-0.25(-1.38%)
Oct 13, 2011	18.28	18.41	18.11	18.15	3,389,291	+0.00(+0.00%)
Oct 12, 2011	18.20	18.24	18.02	18.15	4,437,736	-0.29(-1.57%)
Oct 11, 2011	18.66	18.72	18.43	18.44	3,056,171	-0.06(-0.32%)
Oct 10, 2011	18.60	18.63	18.38	18.50	6,791,935	-0.80(-4.15%)
Oct 07, 2011	19.02	19.35	18.88	19.30	7,237,940	+0.21(+1.10%)
Oct 06, 2011	19.18	19.53	19.09	19.09	4,799,887	-0.30(-1.55%)
Oct 05, 2011	19.46	19.60	19.29	19.39	4,438,880	-0.08(-0.41%)
Oct 04, 2011	19.84	19.94	19.47	19.47	7,700,117	-0.37(-1.86%)
Oct 03, 2011	19.48	19.86	19.39	19.84	6,683,002	+0.56(+2.90%)
Sep 30, 2011	19.17	19.28	19.09	19.28	5,080,809	+0.54(+2.88%)
Sep 29, 2011	18.64	18.85	18.54	18.74	3,344,899	-0.13(-0.69%)
Sep 28, 2011	18.68	18.91	18.60	18.87	4,063,601	+0.12(+0.64%)
Sep 27, 2011	18.62	18.77	18.52	18.75	6,968,995	-0.22(-1.16%)
Sep 26, 2011	19.07	19.25	18.92	18.97	5,906,302	+0.03(+0.16%)
Sep 23, 2011	19.07	19.13	18.88	18.94	5,759,347	-0.15(-0.79%)
Sep 22, 2011	19.13	19.26	18.93	19.09	10,044,939	+0.34(+1.81%)
Sep 21, 2011	18.54	18.77	18.21	18.75	5,414,837	+0.20(+1.08%)
Sep 20, 2011	18.54	18.62	18.41	18.55	3,550,509	+0.04(+0.22%)
Sep 19, 2011	18.69	18.77	18.41	18.51	5,046,579	+0.28(+1.54%)
Sep 16, 2011	18.18	18.30	18.09	18.23	4,499,731	+0.25(+1.39%)
Sep 15, 2011	17.99	18.15	17.93	17.98	8,038,866	-0.36(-1.97%)
Sep 14, 2011	18.43	18.66	18.26	18.34	4,608,993	-0.15(-0.81%)
Sep 13, 2011	18.60	18.61	18.38	18.49	5,324,279	-0.09(-0.50%)
Sep 12, 2011	18.65	18.88	18.50	18.59	11,556,198	-0.02(-0.08%)
Sep 09, 2011	18.37	18.69	18.36	18.60	11,610,155	+0.58(+3.22%)
Sep 08, 2011	17.78	18.04	17.68	18.02	5,321,098	+0.55(+3.15%)
Sep 07, 2011	17.68	17.71	17.47	17.47	3,342,777	-0.27(-1.52%)
Sep 06, 2011	17.64	17.81	17.52	17.74	7,576,900	+0.46(+2.67%)
Sep 02, 2011	17.21	17.30	17.16	17.28	3,327,931	+0.18(+1.05%)
Sep 01, 2011	17.06	17.20	16.99	17.10	1,905,034	+0.22(+1.30%)
Aug 31, 2011	16.71	16.88	16.69	16.88	2,111,082	+0.20(+1.20%)
Aug 30, 2011	16.72	16.78	16.64	16.68	1,562,328	+0.13(+0.79%)
Aug 29, 2011	16.49	16.59	16.46	16.55	1,280,260	-0.04(-0.24%)
Aug 26, 2011	16.77	16.97	16.57	16.59	3,357,227	-0.25(-1.48%)
Aug 25, 2011	16.71	16.98	16.69	16.84	2,039,203	+0.09(+0.54%)
Aug 24, 2011	16.73	16.83	16.62	16.75	1,786,328	+0.04(+0.24%)
Aug 23, 2011	16.76	16.86	16.70	16.71	2,657,361	-0.19(-1.12%)
Aug 22, 2011	16.75	16.90	16.74	16.90	2,091,300	+0.08(+0.48%)
Aug 19, 2011	16.80	16.86	16.69	16.82	3,209,846	-0.15(-0.88%)
Aug 18, 2011	16.93	17.11	16.92	16.97	4,503,983	+0.24(+1.43%)
Aug 17, 2011	16.61	16.76	16.54	16.73	3,617,823	-0.07(-0.42%)
Aug 16, 2011	16.82	16.87	16.66	16.80	3,606,480	+0.06(+0.36%)
Aug 15, 2011	16.82	16.84	16.64	16.74	4,320,341	-0.46(-2.67%)
Aug 12, 2011	17.15	17.28	17.09	17.20	1,821,146	-0.04(-0.23%)
Aug 11, 2011	17.31	17.36	17.08	17.24	4,706,385	-0.11(-0.63%)
Aug 10, 2011	17.20	17.40	17.20	17.35	5,615,085	+0.34(+2.00%)
Aug 09, 2011	17.37	17.33	16.96	17.01	4,447,140	-0.29(-1.68%)
Aug 08, 2011	17.41	17.50	17.22	17.30	5,112,494	+0.17(+0.99%)
Aug 05, 2011	17.30	17.48	17.10	17.13	5,240,209	-0.41(-2.34%)
Aug 04, 2011	17.42	17.57	17.38	17.54	7,370,893	+0.46(+2.69%)
Aug 03, 2011	17.09	17.23	17.02	17.08	2,657,007	-0.27(-1.56%)
Aug 02, 2011	17.33	17.42	17.17	17.35	3,340,496	+0.11(+0.64%)
Aug 01, 2011	16.93	17.40	16.92	17.24	3,629,733	+0.26(+1.53%)
Jul 29, 2011	16.97	17.04	16.87	16.98	2,116,669	-0.13(-0.76%)
Jul 28, 2011	17.23	17.23	17.07	17.11	2,104,446	+0.15(+0.88%)
Jul 27, 2011	16.75	17.04	16.74	16.96	1,765,111	+0.32(+1.92%)
Jul 26, 2011	16.77	16.78	16.61	16.64	2,115,135	-0.33(-1.94%)
Jul 25, 2011	17.00	17.09	16.92	16.97	1,342,258	-0.01(-0.06%)
Jul 22, 2011	17.01	17.03	16.97	16.98	1,841,109	+0.00(+0.00%)
Jul 21, 2011	17.12	17.17	16.87	16.98	4,295,738	-0.35(-2.02%)
Jul 20, 2011	17.42	17.49	17.32	17.33	1,403,279	-0.22(-1.25%)
Jul 19, 2011	17.51	17.64	17.37	17.55	2,856,510	-0.09(-0.51%)
Jul 18, 2011	17.71	17.87	17.61	17.64	2,351,074	+0.08(+0.46%)
Jul 15, 2011	17.61	17.68	17.44	17.56	2,457,712	-0.03(-0.17%)
Jul 14, 2011	17.35	17.63	17.29	17.59	5,782,488	+0.02(+0.11%)
Jul 13, 2011	17.75	17.84	17.43	17.57	4,956,896	-0.44(-2.44%)
Jul 12, 2011	18.00	18.05	17.79	18.01	6,471,818	+0.09(+0.50%)
Jul 11, 2011	17.80	17.97	17.75	17.92	4,972,357	+0.62(+3.58%)
Jul 08, 2011	17.17	17.42	17.10	17.30	2,436,139	+0.22(+1.29%)
Jul 07, 2011	17.28	17.28	17.03	17.08	3,114,158	-0.11(-0.64%)
Jul 06, 2011	17.15	17.25	17.12	17.19	2,980,521	+0.27(+1.60%)
Jul 05, 2011	16.81	16.99	16.76	16.92	2,048,014	+0.22(+1.32%)
Jul 01, 2011	16.80	16.90	16.68	16.70	2,476,290	-0.06(-0.35%)
Jun 30, 2011	16.81	16.85	16.66	16.76	2,304,726	-0.15(-0.90%)
Jun 29, 2011	17.03	17.12	16.88	16.91	2,828,940	-0.17(-0.98%)
Jun 28, 2011	17.20	17.23	16.99	17.08	2,272,944	-0.20(-1.17%)
Jun 27, 2011	17.54	17.56	17.25	17.28	1,643,892	-0.25(-1.43%)
Jun 24, 2011	17.46	17.62	17.43	17.53	4,612,032	+0.19(+1.10%)
Jun 23, 2011	17.56	17.66	17.33	17.34	3,505,650	+0.22(+1.29%)
Jun 22, 2011	17.05	17.14	16.91	17.12	1,723,888	+0.12(+0.71%)
Jun 21, 2011	17.11	17.12	16.96	17.00	2,918,000	-0.27(-1.56%)
Jun 20, 2011	17.24	17.29	17.22	17.27	2,183,893	+0.02(+0.12%)
Jun 17, 2011	17.30	17.34	17.16	17.25	4,376,113	-0.31(-1.77%)
Jun 16, 2011	17.70	17.74	17.52	17.56	3,626,261	-0.03(-0.17%)
Jun 15, 2011	17.30	17.63	17.27	17.59	4,240,846	+0.65(+3.84%)
Jun 14, 2011	16.99	17.00	16.82	16.94	1,556,779	-0.09(-0.53%)
Jun 13, 2011	17.13	17.19	16.98	17.03	2,419,041	-0.19(-1.10%)
Jun 10, 2011	16.94	17.25	16.92	17.22	3,090,579	+0.42(+2.50%)
Jun 09, 2011	16.87	16.89	16.74	16.80	1,819,853	+0.11(+0.66%)
Jun 08, 2011	16.55	16.69	16.52	16.69	2,702,063	+0.27(+1.64%)
Jun 07, 2011	16.48	16.50	16.38	16.42	2,656,609	-0.26(-1.56%)
Jun 06, 2011	16.56	16.71	16.54	16.68	1,784,443	+0.15(+0.91%)
Jun 03, 2011	16.79	16.82	16.52	16.53	3,428,774	-1.31(-7.34%)
May 24, 2011	17.86	17.90	17.77	17.84	2,923,845	-0.16(-0.88%)
May 23, 2011	18.12	18.12	17.94	18.00	3,789,910	+0.29(+1.63%)
May 20, 2011	17.52	17.76	17.51	17.71	2,744,950	+0.36(+2.07%)
May 19, 2011	17.53	17.54	17.30	17.35	1,430,856	-0.18(-1.03%)
May 18, 2011	17.59	17.64	17.41	17.53	2,767,440	-0.05(-0.28%)
May 17, 2011	17.77	17.82	17.53	17.58	2,089,696	-0.11(-0.62%)
May 16, 2011	17.72	17.76	17.52	17.69	4,146,226	-0.18(-1.00%)
May 13, 2011	17.49	17.97	17.47	17.87	2,302,677	+0.32(+1.82%)
May 12, 2011	17.63	17.73	17.44	17.55	1,946,831	-0.10(-0.57%)
May 11, 2011	17.39	17.71	17.36	17.65	1,729,698	+0.49(+2.86%)
May 10, 2011	17.31	17.35	17.13	17.16	1,179,703	-0.13(-0.75%)
May 09, 2011	17.37	17.52	17.28	17.29	3,531,072	+0.00(+0.01%)
May 06, 2011	16.88	17.38	16.86	17.29	4,097,688	+0.42(+2.48%)
May 05, 2011	16.49	16.92	16.48	16.87	4,205,306	+0.64(+3.94%)
May 04, 2011	16.05	16.24	15.99	16.23	2,044,315	+0.02(+0.12%)
May 03, 2011	16.25	16.28	16.09	16.21	1,388,059	-0.03(-0.18%)

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