Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	20.38	20.43	20.12	20.36	4,058,588	-0.07(-0.32%)
Apr 29, 2013	20.31	20.45	20.18	20.43	2,604,844	+0.25(+1.24%)
Apr 26, 2013	20.48	20.50	20.07	20.18	1,970,913	-0.32(-1.56%)
Apr 25, 2013	20.46	20.58	20.12	20.50	0	+0.14(+0.69%)
Apr 24, 2013	20.90	21.08	20.13	20.36	0	-0.58(-2.77%)
Apr 23, 2013	20.91	21.10	20.77	20.94	2,137,098	+0.16(+0.77%)
Apr 22, 2013	21.26	21.34	20.74	20.78	2,888,724	-0.49(-2.30%)
Apr 19, 2013	21.29	21.51	21.14	21.27	1,414,176	+0.04(+0.19%)
Apr 18, 2013	20.99	21.50	20.64	21.23	2,820,581	+0.27(+1.29%)
Apr 17, 2013	21.45	21.45	20.79	20.96	1,928,873	-0.61(-2.83%)
Apr 16, 2013	21.67	21.82	21.33	21.57	1,084,793	+0.07(+0.33%)
Apr 15, 2013	21.77	21.84	21.40	21.50	1,798,307	-0.40(-1.83%)
Apr 12, 2013	21.98	22.14	21.73	21.90	1,137,054	-0.13(-0.59%)
Apr 11, 2013	22.05	22.21	21.77	22.03	1,616,658	-0.01(-0.05%)
Apr 10, 2013	21.57	22.10	21.45	22.04	1,503,435	+0.41(+1.90%)
Apr 09, 2013	21.67	21.82	21.59	21.63	1,784,946	-0.02(-0.09%)
Apr 08, 2013	21.66	21.69	21.35	21.65	1,650,030	+0.00(+0.00%)
Apr 05, 2013	21.81	21.88	21.41	21.65	2,479,744	-0.39(-1.77%)
Apr 04, 2013	22.17	22.22	21.71	22.04	1,692,132	-0.12(-0.54%)
Apr 03, 2013	22.57	22.57	21.89	22.16	2,453,515	-0.38(-1.69%)
Apr 02, 2013	22.88	22.97	22.45	22.54	1,575,158	-0.28(-1.23%)
Apr 01, 2013	22.46	22.92	22.42	22.82	2,502,141	+0.22(+0.97%)
Mar 28, 2013	22.32	22.63	22.30	22.60	1,411,107	+0.20(+0.89%)
Mar 27, 2013	22.45	22.52	22.20	22.40	1,630,385	-0.19(-0.84%)
Mar 26, 2013	22.56	22.73	22.46	22.59	1,324,739	+0.13(+0.58%)
Mar 25, 2013	22.49	22.81	22.32	22.46	2,700,909	+0.12(+0.54%)
Mar 22, 2013	22.29	22.40	22.16	22.34	1,160,039	+0.16(+0.72%)
Mar 21, 2013	22.21	22.51	22.04	22.18	1,644,848	-0.16(-0.72%)
Mar 20, 2013	22.04	22.45	22.02	22.34	1,829,149	+0.36(+1.64%)
Mar 19, 2013	21.99	22.14	21.72	21.98	2,526,474	-0.03(-0.14%)
Mar 18, 2013	22.11	22.21	21.99	22.01	1,601,911	-0.31(-1.39%)
Mar 15, 2013	22.42	22.62	22.18	22.32	3,117,910	-0.14(-0.62%)
Mar 14, 2013	22.26	22.47	22.22	22.46	1,181,638	+0.22(+0.99%)
Mar 13, 2013	22.41	22.49	22.21	22.24	1,262,838	-0.22(-0.98%)
Mar 12, 2013	22.11	22.48	22.03	22.46	2,662,017	+0.28(+1.26%)
Mar 11, 2013	22.02	22.18	21.98	22.18	828,074	+0.09(+0.41%)
Mar 08, 2013	22.05	22.16	21.94	22.09	1,557,393	+0.08(+0.36%)
Mar 07, 2013	22.09	22.09	21.81	22.01	1,147,229	-0.04(-0.18%)
Mar 06, 2013	22.39	22.48	21.96	22.05	2,077,792	-0.37(-1.65%)
Mar 05, 2013	21.86	22.47	21.76	22.42	3,798,320	+0.60(+2.75%)
Mar 04, 2013	21.56	21.82	21.45	21.82	2,258,079	+0.21(+0.97%)
Mar 01, 2013	21.68	21.85	21.32	21.61	3,811,665	-0.21(-0.96%)
Feb 28, 2013	22.03	22.08	21.81	21.82	1,875,329	-0.24(-1.09%)
Feb 27, 2013	21.87	22.16	21.75	22.06	1,920,359	+0.09(+0.41%)
Feb 26, 2013	21.62	22.02	21.53	21.97	2,753,632	+0.40(+1.85%)
Feb 25, 2013	21.78	22.03	21.55	21.57	2,368,815	-0.14(-0.64%)
Feb 22, 2013	21.34	21.74	21.32	21.71	2,048,744	+0.40(+1.88%)
Feb 21, 2013	21.51	21.55	21.04	21.31	2,723,499	-0.17(-0.79%)
Feb 20, 2013	21.91	22.03	21.44	21.48	1,801,449	-0.41(-1.87%)
Feb 19, 2013	21.88	21.94	21.64	21.89	2,666,089	-0.04(-0.21%)
Feb 15, 2013	22.10	22.16	21.91	21.93	1,928,177	-0.17(-0.75%)
Feb 14, 2013	22.05	22.24	21.90	22.10	2,032,297	+0.05(+0.23%)
Feb 13, 2013	22.35	22.42	21.93	22.05	2,948,596	-0.28(-1.25%)
Feb 12, 2013	22.44	22.49	22.29	22.33	2,061,112	-0.15(-0.67%)
Feb 11, 2013	22.25	22.48	22.05	22.48	3,436,315	+0.16(+0.72%)
Feb 08, 2013	21.99	22.34	21.85	22.32	3,021,508	+0.43(+1.96%)
Feb 07, 2013	22.05	22.21	21.50	21.89	6,691,840	-0.29(-1.31%)
Feb 06, 2013	22.45	22.71	22.08	22.18	5,521,536	-1.07(-4.60%)
Feb 04, 2013	23.48	23.66	23.17	23.25	3,675,935	-0.47(-1.98%)
Feb 01, 2013	23.60	23.74	23.30	23.72	2,542,554	-0.12(-0.50%)
Jan 31, 2013	23.56	23.96	23.46	23.84	2,031,593	+0.25(+1.06%)
Jan 30, 2013	23.64	23.74	23.44	23.59	1,203,973	-0.04(-0.17%)
Jan 29, 2013	23.61	23.83	23.42	23.63	1,807,864	+0.02(+0.08%)
Jan 28, 2013	23.87	23.93	23.40	23.61	1,592,295	-0.13(-0.55%)
Jan 25, 2013	23.42	23.90	23.27	23.74	2,103,099	+0.41(+1.76%)
Jan 24, 2013	23.10	23.49	23.10	23.33	1,654,224	+0.24(+1.04%)
Jan 23, 2013	23.27	23.43	22.91	23.09	2,699,108	-0.28(-1.20%)
Jan 22, 2013	23.12	23.46	22.96	23.37	2,689,413	+0.16(+0.69%)
Jan 18, 2013	22.92	23.25	22.74	23.21	2,905,235	+0.24(+1.04%)
Jan 17, 2013	22.75	23.02	22.65	22.97	2,862,543	+0.32(+1.41%)
Jan 16, 2013	22.73	22.75	22.48	22.65	1,654,639	-0.08(-0.35%)
Jan 15, 2013	22.38	22.75	22.38	22.73	1,562,712	+0.17(+0.75%)
Jan 14, 2013	22.20	22.56	22.16	22.56	2,340,668	+0.21(+0.94%)
Jan 11, 2013	22.66	22.73	22.18	22.35	3,026,169	-0.33(-1.46%)
Jan 10, 2013	22.44	22.75	22.32	22.68	4,103,310	+0.32(+1.43%)
Jan 09, 2013	22.04	23.22	21.74	22.36	8,134,309	+1.47(+7.04%)
Jan 08, 2013	20.69	21.02	20.63	20.89	4,073,933	+0.23(+1.11%)
Jan 07, 2013	20.51	20.67	20.42	20.66	1,087,042	+0.06(+0.29%)
Jan 04, 2013	20.79	20.95	20.56	20.60	1,780,454	-0.12(-0.58%)
Jan 03, 2013	20.47	20.87	20.39	20.72	2,372,651	+0.25(+1.22%)
Jan 02, 2013	20.58	20.61	20.02	20.47	2,741,482	+0.45(+2.25%)
Dec 31, 2012	19.92	20.09	19.76	20.02	1,576,771	+0.11(+0.55%)
Dec 28, 2012	20.00	20.09	19.89	19.91	1,791,758	-0.21(-1.04%)
Dec 27, 2012	20.21	20.28	19.89	20.12	1,665,739	-0.11(-0.54%)
Dec 26, 2012	20.36	20.46	20.14	20.23	1,043,645	-0.17(-0.83%)
Dec 24, 2012	20.55	20.57	20.27	20.40	567,480	-0.19(-0.92%)
Dec 21, 2012	20.24	20.63	20.16	20.59	3,021,331	+0.17(+0.83%)
Dec 20, 2012	20.38	20.49	20.31	20.42	1,461,716	+0.03(+0.15%)
Dec 19, 2012	20.40	20.46	20.22	20.39	1,797,452	-0.07(-0.34%)
Dec 18, 2012	19.89	20.49	19.80	20.46	2,434,604	+0.67(+3.39%)
Dec 17, 2012	19.71	19.84	19.65	19.79	1,395,178	+0.09(+0.46%)
Dec 14, 2012	19.75	19.97	19.66	19.70	1,381,863	-0.12(-0.61%)
Dec 13, 2012	19.83	19.93	19.68	19.82	2,018,629	-0.01(-0.05%)
Dec 12, 2012	20.05	20.10	19.73	19.83	2,263,749	-0.25(-1.25%)
Dec 11, 2012	19.75	20.13	19.74	20.08	3,213,034	+0.37(+1.88%)
Dec 10, 2012	19.43	19.75	19.36	19.71	3,231,685	+0.18(+0.92%)
Dec 07, 2012	19.43	19.58	19.24	19.53	5,690,880	+0.28(+1.45%)
Dec 06, 2012	19.13	19.40	19.10	19.25	2,476,405	+0.01(+0.05%)
Dec 05, 2012	18.94	19.27	18.86	19.24	5,451,546	+0.37(+1.96%)
Dec 04, 2012	18.65	18.94	18.51	18.87	5,802,312	-0.21(-1.10%)
Nov 30, 2012	18.97	19.12	18.83	19.08	4,730,562	+0.09(+0.47%)
Nov 29, 2012	19.09	19.16	18.89	18.99	4,434,149	+0.02(+0.11%)
Nov 28, 2012	18.83	19.05	18.72	18.97	4,708,240	+0.15(+0.80%)
Nov 27, 2012	19.46	19.68	18.74	18.82	4,732,408	-0.62(-3.19%)
Nov 26, 2012	19.38	19.52	19.28	19.44	2,699,331	-0.04(-0.21%)
Nov 23, 2012	19.40	19.60	19.28	19.48	664,122	+0.19(+0.98%)
Nov 21, 2012	19.15	19.44	19.05	19.29	2,960,399	+0.14(+0.73%)
Nov 20, 2012	19.45	19.66	19.11	19.15	3,644,419	-0.29(-1.47%)
Nov 19, 2012	19.69	19.91	19.40	19.43	3,940,160	-0.07(-0.33%)
Nov 16, 2012	19.39	19.61	19.24	19.50	3,260,550	+0.07(+0.36%)
Nov 15, 2012	19.83	19.90	19.30	19.43	4,550,486	-0.43(-2.17%)
Nov 14, 2012	20.26	20.50	19.81	19.86	3,022,714	-0.39(-1.93%)
Nov 13, 2012	19.69	20.32	19.62	20.25	8,484,445	-0.14(-0.69%)
Nov 12, 2012	20.40	20.49	20.19	20.39	2,409,989	+0.07(+0.34%)
Nov 09, 2012	20.03	20.38	19.81	20.32	3,408,806	+0.25(+1.25%)
Nov 08, 2012	20.24	20.30	19.90	20.07	2,370,299	-0.27(-1.32%)
Nov 07, 2012	20.71	20.73	20.24	20.34	2,001,038	-0.49(-2.36%)
Nov 06, 2012	21.02	21.11	20.75	20.83	2,096,307	-0.07(-0.33%)
Nov 05, 2012	20.84	21.02	20.64	20.90	1,350,745	-0.01(-0.05%)
Nov 02, 2012	21.14	21.31	20.90	20.91	2,362,518	-0.15(-0.71%)
Nov 01, 2012	20.58	21.22	20.57	21.06	2,182,736	+0.44(+2.13%)
Oct 31, 2012	20.53	20.65	20.18	20.62	2,779,884	+0.07(+0.34%)
Oct 26, 2012	20.36	20.55	20.55	20.55	1,361,100	+0.22(+1.08%)
Oct 25, 2012	20.33	20.57	20.10	20.33	1,121,713	+0.05(+0.25%)
Oct 24, 2012	20.28	20.46	20.22	20.28	1,219,287	-0.04(-0.20%)
Oct 23, 2012	20.30	20.50	19.96	20.32	3,383,153	-0.14(-0.68%)
Oct 19, 2012	21.29	21.47	20.37	20.46	4,207,908	-0.93(-4.35%)
Oct 18, 2012	21.64	21.71	21.14	21.39	2,112,879	-0.36(-1.66%)
Oct 17, 2012	21.71	21.99	21.62	21.75	2,160,507	+0.03(+0.14%)
Oct 16, 2012	21.64	22.00	21.64	21.72	1,784,860	+0.09(+0.42%)
Oct 15, 2012	21.51	21.84	21.46	21.63	2,051,077	+0.03(+0.14%)
Oct 12, 2012	21.40	21.63	21.30	21.60	2,676,359	+0.15(+0.70%)
Oct 11, 2012	21.58	21.75	21.37	21.45	1,769,004	+0.06(+0.28%)
Oct 10, 2012	21.40	21.61	21.14	21.39	2,322,982	-0.06(-0.28%)
Oct 09, 2012	21.49	21.57	21.08	21.45	4,090,828	-0.18(-0.83%)
Oct 08, 2012	21.55	21.63	21.33	21.63	2,125,965	+0.07(+0.32%)
Oct 05, 2012	21.54	21.86	21.43	21.56	2,662,646	+0.01(+0.05%)
Oct 04, 2012	21.32	21.57	21.04	21.55	2,042,988	+0.41(+1.94%)
Oct 03, 2012	20.88	21.26	20.67	21.14	3,072,103	+0.38(+1.81%)
Oct 02, 2012	20.56	20.80	20.52	20.77	1,805,478	+0.37(+1.79%)
Oct 01, 2012	20.24	20.76	20.09	20.40	2,892,164	+0.18(+0.89%)
Sep 28, 2012	20.32	20.37	20.11	20.22	1,851,533	-0.13(-0.64%)
Sep 27, 2012	20.39	20.50	20.25	20.35	2,364,007	+0.02(+0.10%)
Sep 26, 2012	20.50	20.71	20.20	20.33	2,067,477	-0.24(-1.17%)
Sep 25, 2012	20.97	21.15	20.57	20.57	1,937,235	-0.32(-1.53%)
Sep 24, 2012	21.00	21.02	20.52	20.89	1,869,627	+0.15(+0.72%)
Sep 21, 2012	21.03	21.24	20.72	20.74	2,903,947	-0.21(-1.00%)
Sep 20, 2012	20.90	20.99	20.61	20.95	1,473,734	-0.10(-0.48%)
Sep 19, 2012	20.80	21.13	20.74	21.05	2,377,166	+0.26(+1.25%)
Sep 18, 2012	20.75	20.89	20.60	20.79	3,151,661	+0.04(+0.19%)
Sep 17, 2012	20.85	21.00	20.58	20.75	2,544,997	-0.20(-0.95%)
Sep 14, 2012	20.27	20.98	20.21	20.95	4,350,336	+0.74(+3.66%)
Sep 13, 2012	19.85	20.33	19.73	20.21	2,681,559	+0.38(+1.92%)
Sep 12, 2012	19.84	20.05	19.68	19.83	2,154,036	+0.08(+0.41%)
Sep 11, 2012	20.06	20.18	19.69	19.75	2,764,661	-0.29(-1.45%)
Sep 10, 2012	20.14	20.20	19.94	20.04	783,997	-0.14(-0.69%)
Sep 07, 2012	20.01	20.27	19.97	20.18	1,258,304	+0.05(+0.27%)
Sep 06, 2012	20.04	20.30	19.93	20.12	2,486,818	+0.14(+0.68%)
Sep 05, 2012	19.91	20.12	19.77	19.99	2,041,392	+0.04(+0.20%)
Sep 04, 2012	19.65	20.00	19.50	19.95	1,614,689	+0.32(+1.63%)
Aug 31, 2012	19.83	19.90	19.41	19.63	1,196,169	-0.08(-0.41%)
Aug 30, 2012	19.69	19.84	19.60	19.71	822,421	-0.01(-0.05%)
Aug 29, 2012	19.59	19.90	19.51	19.72	1,446,992	+0.21(+1.08%)
Aug 27, 2012	19.56	19.61	19.37	19.51	765,940	+0.05(+0.26%)
Aug 24, 2012	19.74	19.79	19.42	19.46	2,071,742	-0.31(-1.57%)
Aug 23, 2012	19.60	19.94	19.57	19.77	1,579,909	+0.10(+0.51%)
Aug 22, 2012	19.69	19.84	19.53	19.67	1,195,634	-0.15(-0.76%)
Aug 21, 2012	19.85	20.00	19.71	19.82	1,039,487	-0.01(-0.05%)
Aug 20, 2012	19.88	19.97	19.68	19.83	1,187,308	-0.05(-0.25%)
Aug 17, 2012	19.80	19.94	19.69	19.88	1,082,329	+0.06(+0.30%)
Aug 16, 2012	19.76	20.00	19.67	19.82	1,590,338	+0.07(+0.35%)
Aug 15, 2012	19.72	19.82	19.63	19.75	1,851,975	-0.11(-0.55%)
Aug 14, 2012	19.95	20.05	19.76	19.86	2,263,573	-0.02(-0.10%)
Aug 13, 2012	19.82	19.92	19.60	19.88	1,805,901	-0.03(-0.15%)
Aug 10, 2012	19.70	19.95	19.70	19.91	1,120,265	+0.11(+0.56%)
Aug 09, 2012	19.69	19.81	19.46	19.80	1,427,700	+0.04(+0.20%)
Aug 08, 2012	19.70	19.86	19.57	19.76	1,283,685	-0.02(-0.10%)
Aug 07, 2012	19.95	20.05	19.76	19.78	2,002,410	+0.13(+0.66%)
Aug 06, 2012	19.57	19.95	19.32	19.65	2,222,061	+0.12(+0.61%)
Aug 03, 2012	19.32	19.73	19.29	19.53	3,110,637	+0.70(+3.72%)
Aug 02, 2012	18.52	19.09	18.50	18.83	2,640,915	+0.08(+0.43%)
Aug 01, 2012	18.62	19.04	18.52	18.75	3,397,485	+0.23(+1.24%)
Jul 31, 2012	18.73	19.15	18.51	18.52	4,437,992	+0.26(+1.42%)
Jul 30, 2012	18.59	18.80	18.18	18.26	3,006,454	-0.34(-1.83%)
Jul 27, 2012	18.07	18.75	18.00	18.60	4,164,457	+0.62(+3.48%)
Jul 26, 2012	18.65	18.68	17.70	17.98	3,839,639	-0.38(-2.04%)
Jul 25, 2012	18.52	18.74	18.30	18.35	2,529,509	-0.09(-0.52%)
Jul 24, 2012	18.76	18.76	18.16	18.45	1,938,233	-0.25(-1.36%)
Jul 23, 2012	18.70	18.82	18.36	18.70	1,375,778	-0.26(-1.37%)
Jul 20, 2012	19.08	19.15	18.84	18.96	1,639,268	-0.28(-1.46%)
Jul 19, 2012	19.30	19.35	19.09	19.24	1,710,780	+0.00(+0.00%)
Jul 18, 2012	19.22	19.39	19.14	19.24	2,342,148	+0.14(+0.73%)
Jul 17, 2012	19.27	19.31	18.82	19.10	2,481,006	+0.13(+0.69%)
Jul 16, 2012	19.17	19.20	18.92	18.97	1,581,587	-0.28(-1.45%)
Jul 13, 2012	18.78	19.32	18.66	19.25	3,736,230	+0.54(+2.89%)
Jul 12, 2012	17.99	18.93	17.99	18.71	6,010,232	+0.55(+3.03%)
Jul 11, 2012	18.31	18.35	18.00	18.16	1,405,572	-0.16(-0.87%)
Jul 10, 2012	18.36	18.50	18.19	18.32	2,560,177	+0.13(+0.71%)
Jul 09, 2012	18.24	18.38	17.98	18.19	1,326,694	-0.10(-0.55%)
Jul 06, 2012	18.32	18.41	18.10	18.29	2,147,508	-0.16(-0.87%)
Jul 05, 2012	18.54	18.68	18.31	18.45	2,136,322	-0.08(-0.43%)
Jul 03, 2012	18.45	18.56	18.33	18.53	1,123,318	+0.09(+0.49%)
Jul 02, 2012	18.17	18.47	18.04	18.44	2,941,699	+0.40(+2.22%)
Jun 29, 2012	18.02	18.31	17.96	18.04	3,489,047	+0.38(+2.12%)
Jun 28, 2012	17.60	17.69	17.33	17.66	2,256,235	-0.10(-0.53%)
Jun 27, 2012	17.51	17.80	17.47	17.76	2,071,375	+0.35(+2.01%)
Jun 26, 2012	17.39	17.49	17.13	17.41	3,343,185	+0.02(+0.12%)
Jun 25, 2012	17.59	17.59	17.23	17.39	2,230,036	-0.32(-1.81%)
Jun 22, 2012	17.33	17.79	17.26	17.71	4,481,146	+0.38(+2.16%)
Jun 21, 2012	18.08	18.13	17.33	17.34	4,816,313	-0.73(-4.07%)
Jun 20, 2012	17.93	18.20	17.91	18.07	3,244,200	+0.16(+0.89%)
Jun 19, 2012	17.55	18.05	17.55	17.91	5,886,600	+0.44(+2.52%)
Jun 18, 2012	17.17	17.61	17.13	17.47	2,888,221	+0.19(+1.10%)
Jun 15, 2012	17.11	17.31	16.95	17.28	3,962,026	+0.17(+0.99%)
Jun 14, 2012	16.83	17.21	16.82	17.11	2,497,174	+0.31(+1.85%)
Jun 13, 2012	16.77	17.01	16.69	16.80	2,084,091	+0.07(+0.42%)
Jun 12, 2012	16.75	16.93	16.61	16.73	2,480,907	+0.06(+0.36%)
Jun 11, 2012	17.05	17.05	16.64	16.67	2,503,024	-0.27(-1.59%)
Jun 08, 2012	16.81	17.04	16.67	16.94	2,213,107	+0.10(+0.59%)
Jun 07, 2012	17.04	17.10	16.75	16.84	4,264,543	-0.08(-0.47%)
Jun 06, 2012	16.67	17.00	16.67	16.92	3,918,380	+0.35(+2.11%)
Jun 05, 2012	16.24	16.62	16.24	16.57	2,226,369	+0.23(+1.41%)
Jun 04, 2012	16.29	16.49	16.18	16.34	2,884,736	+0.02(+0.12%)
Jun 01, 2012	16.38	16.57	16.26	16.32	2,877,161	-0.44(-2.63%)
May 31, 2012	16.80	16.97	16.60	16.76	3,450,166	-0.07(-0.42%)
May 30, 2012	16.84	16.93	16.64	16.83	2,258,002	-0.16(-0.94%)
May 29, 2012	17.12	17.16	16.82	16.99	3,850,898	+0.07(+0.41%)
May 25, 2012	17.01	17.13	16.84	16.92	3,748,560	-0.05(-0.29%)
May 24, 2012	17.27	17.30	16.93	16.97	2,523,175	-0.24(-1.39%)
May 23, 2012	17.00	17.24	16.75	17.21	2,229,095	+0.06(+0.35%)
May 22, 2012	17.31	17.57	17.04	17.15	3,726,038	-0.16(-0.92%)
May 21, 2012	16.75	17.42	16.70	17.31	2,751,111	+0.57(+3.41%)
May 18, 2012	17.05	17.08	16.64	16.74	5,679,109	-0.22(-1.30%)
May 17, 2012	17.39	17.45	16.96	16.96	5,507,541	-0.40(-2.30%)
May 16, 2012	17.61	17.71	17.34	17.36	4,996,171	-0.14(-0.80%)
May 15, 2012	17.61	17.73	17.42	17.50	5,703,403	-0.10(-0.57%)
May 14, 2012	17.57	17.87	17.40	17.60	9,623,925	+0.16(+0.92%)
May 11, 2012	17.11	17.46	17.00	17.44	5,981,919	+0.20(+1.16%)
May 10, 2012	17.17	17.40	16.89	17.24	5,970,029	+0.23(+1.35%)
May 09, 2012	16.94	17.19	16.74	17.01	3,599,331	-0.18(-1.05%)
May 08, 2012	17.09	17.27	16.88	17.19	4,941,758	+0.10(+0.59%)
May 07, 2012	16.93	17.40	16.90	17.09	5,273,273	-0.01(-0.06%)
May 04, 2012	17.50	17.57	16.86	17.10	7,792,253	-0.48(-2.73%)
May 03, 2012	18.24	18.25	17.48	17.58	4,951,009	-0.52(-2.87%)
May 02, 2012	18.71	18.75	17.82	18.10	9,386,563	-0.70(-3.72%)

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