Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	17.20	17.20	17.05	17.07	6,539	-0.16(-0.94%)
Jul 30, 2012	17.37	17.40	17.24	17.24	5,745	-0.09(-0.52%)
Jul 27, 2012	16.95	17.37	16.95	17.33	18,127	+0.40(+2.36%)
Jul 26, 2012	16.81	16.93	16.80	16.93	10,587	+0.22(+1.32%)
Jul 25, 2012	16.63	16.82	16.50	16.71	46,062	+0.20(+1.18%)
Jul 24, 2012	16.61	16.61	16.41	16.51	10,356	-0.11(-0.66%)
Jul 23, 2012	16.50	16.63	16.37	16.62	21,750	-0.19(-1.14%)
Jul 20, 2012	17.03	17.03	16.81	16.81	10,874	-0.37(-2.13%)
Jul 19, 2012	17.39	17.39	17.12	17.18	54,301	-0.20(-1.13%)
Jul 18, 2012	17.42	17.51	17.36	17.37	23,735	-0.12(-0.70%)
Jul 17, 2012	17.29	17.50	17.29	17.50	10,086	+0.09(+0.51%)
Jul 16, 2012	17.39	17.46	17.31	17.41	16,727	-0.02(-0.11%)
Jul 13, 2012	17.29	17.44	17.27	17.43	21,805	+0.41(+2.41%)
Jul 12, 2012	16.96	17.08	16.87	17.02	4,227	-0.07(-0.43%)
Jul 11, 2012	17.02	17.18	16.99	17.09	30,222	+0.15(+0.91%)
Jul 10, 2012	17.23	17.30	16.94	16.94	15,659	-0.22(-1.26%)
Jul 09, 2012	17.27	17.27	17.07	17.15	3,639	-0.22(-1.27%)
Jul 06, 2012	17.34	17.38	17.27	17.37	19,701	-0.15(-0.83%)
Jul 05, 2012	17.65	17.65	17.52	17.52	4,033	-0.24(-1.35%)
Jul 03, 2012	17.65	17.81	17.65	17.76	4,912	+0.10(+0.55%)
Jul 02, 2012	17.58	17.66	17.44	17.66	3,002	+0.13(+0.74%)
Jun 29, 2012	17.57	17.57	17.42	17.53	12,806	+0.39(+2.28%)
Jun 28, 2012	16.96	17.14	16.90	17.14	24,199	+0.05(+0.29%)
Jun 27, 2012	16.87	17.10	16.87	17.09	7,069	+0.15(+0.91%)
Jun 26, 2012	16.93	16.97	16.89	16.94	15,601	+0.07(+0.39%)
Jun 25, 2012	16.93	16.93	16.74	16.87	4,015	-0.42(-2.42%)
Jun 22, 2012	17.30	17.34	17.22	17.29	3,475	+0.15(+0.87%)
Jun 21, 2012	17.66	17.66	17.13	17.14	16,771	-0.47(-2.68%)
Jun 20, 2012	17.67	17.77	17.55	17.61	15,493	-0.02(-0.14%)
Jun 19, 2012	17.47	17.70	17.47	17.64	8,430	+0.26(+1.49%)
Jun 18, 2012	17.37	17.42	17.32	17.38	26,435	+0.01(+0.05%)
Jun 15, 2012	17.17	17.37	17.16	17.37	7,138	+0.28(+1.66%)
Jun 14, 2012	17.03	17.10	16.99	17.09	7,241	+0.08(+0.48%)
Jun 13, 2012	17.07	17.14	17.00	17.00	3,913	-0.14(-0.80%)
Jun 12, 2012	16.92	17.14	16.92	17.14	4,131	+0.21(+1.24%)
Jun 11, 2012	17.16	17.18	16.93	16.93	14,809	-0.25(-1.46%)
Jun 08, 2012	17.06	17.20	17.04	17.18	5,191	+0.11(+0.62%)
Jun 07, 2012	17.44	17.44	17.08	17.08	9,190	-0.06(-0.35%)
Jun 06, 2012	16.88	17.16	16.88	17.14	9,131	+0.48(+2.88%)
Jun 05, 2012	16.55	16.66	16.55	16.66	3,139	+0.28(+1.68%)
Jun 04, 2012	16.55	16.58	16.29	16.38	15,842	-0.16(-0.98%)
Jun 01, 2012	16.55	16.73	16.53	16.54	16,967	-0.49(-2.86%)
May 31, 2012	16.83	17.04	16.81	17.03	47,257	+0.03(+0.15%)
May 30, 2012	17.11	17.11	16.93	17.00	116,856	-0.34(-1.96%)
May 29, 2012	17.16	17.34	17.16	17.34	23,350	+0.28(+1.61%)
May 25, 2012	16.96	17.13	16.96	17.07	39,131	+0.11(+0.62%)
May 24, 2012	17.08	17.09	16.86	16.96	32,992	-0.05(-0.29%)
May 23, 2012	16.80	17.01	16.63	17.01	84,358	-0.02(-0.10%)
May 22, 2012	17.18	17.41	16.92	17.03	175,354	-0.06(-0.33%)
May 21, 2012	16.86	17.09	16.76	17.09	56,650	+0.32(+1.93%)
May 18, 2012	17.00	17.02	16.72	16.76	34,635	-0.15(-0.90%)
May 17, 2012	17.16	17.17	16.91	16.91	145,165	-0.20(-1.15%)
May 16, 2012	17.56	17.60	17.11	17.11	19,233	-0.30(-1.72%)
May 15, 2012	17.47	17.58	17.41	17.41	10,742	-0.06(-0.37%)
May 14, 2012	17.53	17.59	17.47	17.47	50,910	-0.32(-1.82%)
May 11, 2012	17.74	17.93	17.67	17.80	30,043	-0.17(-0.95%)
May 10, 2012	18.23	18.23	17.95	17.97	21,480	-0.07(-0.40%)
May 09, 2012	17.93	18.16	17.86	18.04	24,729	-0.12(-0.67%)
May 08, 2012	18.07	18.16	17.96	18.16	44,174	-0.07(-0.40%)
May 07, 2012	18.21	18.36	18.17	18.23	22,155	-0.06(-0.35%)
May 04, 2012	18.42	18.42	18.22	18.30	52,223	-0.23(-1.22%)
May 03, 2012	18.72	18.72	18.46	18.53	19,112	-0.20(-1.08%)
May 02, 2012	18.87	18.87	18.67	18.73	38,195	-0.37(-1.95%)
May 01, 2012	19.02	19.26	19.02	19.10	8,891	+0.04(+0.18%)
Apr 30, 2012	19.03	19.10	19.02	19.06	16,193	-0.16(-0.81%)
Apr 27, 2012	19.26	19.26	19.18	19.22	6,796	+0.02(+0.13%)
Apr 26, 2012	19.04	19.25	19.04	19.20	6,159	+0.15(+0.81%)
Apr 25, 2012	19.12	19.18	18.96	19.04	79,890	+0.11(+0.55%)
Apr 24, 2012	18.78	18.97	18.74	18.94	10,866	+0.15(+0.77%)
Apr 23, 2012	18.74	18.80	18.61	18.79	24,191	-0.17(-0.90%)
Apr 20, 2012	19.22	19.22	18.95	18.96	20,322	-0.11(-0.55%)
Apr 19, 2012	19.21	19.25	18.95	19.07	38,979	-0.02(-0.10%)
Apr 18, 2012	19.16	19.20	19.03	19.09	16,433	-0.20(-1.03%)
Apr 17, 2012	19.30	19.39	19.25	19.29	1,027,429	+0.14(+0.72%)
Apr 16, 2012	19.36	19.36	19.05	19.15	37,905	+0.02(+0.08%)
Apr 13, 2012	19.66	19.66	19.13	19.13	9,382	-0.57(-2.91%)
Apr 12, 2012	19.42	19.73	19.36	19.71	14,487	+0.38(+1.96%)
Apr 11, 2012	19.38	19.48	19.33	19.33	80,574	+0.18(+0.96%)
Apr 10, 2012	19.59	19.65	19.14	19.14	84,812	-0.48(-2.47%)
Apr 09, 2012	19.63	19.72	19.52	19.63	30,090	-0.36(-1.78%)
Apr 05, 2012	19.97	20.11	19.97	19.98	50,288	-0.05(-0.24%)
Apr 04, 2012	20.22	20.24	20.03	20.03	15,299	-0.45(-2.21%)
Apr 03, 2012	20.56	20.56	20.31	20.48	21,437	-0.16(-0.78%)
Apr 02, 2012	20.44	20.72	20.41	20.64	25,033	+0.13(+0.63%)
Mar 30, 2012	20.48	20.59	20.39	20.52	14,995	+0.06(+0.32%)
Mar 29, 2012	20.56	20.57	20.29	20.45	47,916	-0.29(-1.40%)
Mar 28, 2012	20.91	20.93	20.56	20.74	28,334	-0.19(-0.93%)
Mar 27, 2012	21.24	21.24	20.94	20.94	15,193	-0.29(-1.37%)
Mar 26, 2012	21.04	21.23	20.99	21.23	40,040	+0.36(+1.74%)
Mar 23, 2012	20.56	20.87	20.50	20.86	15,386	+0.25(+1.20%)
Mar 22, 2012	20.63	20.68	20.51	20.62	25,274	-0.25(-1.20%)
Mar 21, 2012	20.95	20.95	20.75	20.87	54,966	-0.05(-0.23%)
Mar 20, 2012	20.89	20.98	20.85	20.92	34,981	+0.14(+0.67%)
Mar 19, 2012	20.67	20.96	20.67	20.78	15,058	+0.16(+0.77%)
Mar 16, 2012	20.74	20.74	20.57	20.62	24,286	-0.06(-0.31%)
Mar 15, 2012	20.26	20.70	20.26	20.68	38,352	+0.48(+2.35%)
Mar 14, 2012	20.36	20.38	20.10	20.21	142,457	-0.13(-0.63%)
Mar 13, 2012	19.78	20.34	19.78	20.34	38,243	+0.69(+3.49%)
Mar 12, 2012	19.77	19.78	19.57	19.65	31,030	-0.10(-0.53%)
Mar 09, 2012	19.57	19.84	19.57	19.76	12,586	+0.19(+0.99%)
Mar 08, 2012	19.48	19.56	19.40	19.56	29,699	+0.23(+1.21%)
Mar 07, 2012	19.25	19.35	19.19	19.33	18,043	+0.25(+1.31%)
Mar 06, 2012	19.24	19.24	19.06	19.08	427,758	-0.45(-2.31%)
Mar 05, 2012	19.62	19.62	19.49	19.53	6,941	-0.19(-0.98%)
Mar 02, 2012	19.80	19.80	19.72	19.72	1,097	-0.10(-0.53%)
Mar 01, 2012	19.73	19.89	19.69	19.83	25,095	+0.24(+1.23%)
Feb 29, 2012	19.76	19.86	19.58	19.59	15,869	-0.11(-0.57%)
Feb 28, 2012	19.55	19.78	19.55	19.70	4,659	+0.10(+0.53%)
Feb 27, 2012	19.41	19.60	19.34	19.59	16,504	+0.07(+0.37%)
Feb 24, 2012	19.58	19.65	19.44	19.52	9,642	+0.02(+0.08%)
Feb 23, 2012	19.12	19.51	19.11	19.51	18,180	+0.32(+1.68%)
Feb 22, 2012	19.21	19.23	19.13	19.18	27,267	-0.19(-0.96%)
Feb 21, 2012	19.48	19.50	19.29	19.37	28,767	-0.06(-0.33%)
Feb 17, 2012	19.51	19.51	19.37	19.43	10,368	+0.02(+0.12%)
Feb 16, 2012	18.97	19.43	18.97	19.41	14,665	+0.40(+2.12%)
Feb 15, 2012	19.18	19.20	18.97	19.01	11,750	-0.08(-0.42%)
Feb 14, 2012	19.24	19.24	18.97	19.09	17,782	-0.22(-1.13%)
Feb 13, 2012	19.27	19.34	19.25	19.30	18,869	+0.13(+0.67%)
Feb 10, 2012	19.05	19.19	19.01	19.18	9,050	-0.01(-0.04%)
Feb 09, 2012	19.32	19.32	19.13	19.18	51,197	-0.07(-0.38%)
Feb 08, 2012	19.28	19.38	19.19	19.26	9,301	+0.02(+0.13%)
Feb 07, 2012	19.22	19.30	19.16	19.23	17,720	-0.08(-0.42%)
Feb 06, 2012	19.20	19.31	19.18	19.31	15,721	+0.02(+0.08%)
Feb 03, 2012	18.95	19.31	18.95	19.30	31,691	+0.63(+3.37%)
Feb 02, 2012	18.70	18.73	18.63	18.67	1,735	+0.08(+0.43%)
Feb 01, 2012	18.46	18.66	18.43	18.59	54,186	+0.34(+1.85%)
Jan 31, 2012	18.34	18.34	18.12	18.25	882,404	+0.02(+0.13%)
Jan 30, 2012	18.22	18.26	18.13	18.22	7,104	-0.21(-1.14%)
Jan 27, 2012	18.30	18.45	18.30	18.43	9,339	+0.15(+0.79%)
Jan 26, 2012	18.46	18.61	18.29	18.29	6,785	-0.08(-0.44%)
Jan 25, 2012	18.47	18.48	18.34	18.37	10,118	-0.21(-1.12%)
Jan 24, 2012	18.47	18.59	18.39	18.58	9,888	-0.07(-0.39%)
Jan 23, 2012	18.62	18.79	18.59	18.65	37,584	+0.03(+0.16%)
Jan 20, 2012	18.41	18.64	18.41	18.62	23,473	+0.14(+0.78%)
Jan 19, 2012	17.97	18.51	17.97	18.47	19,719	+0.63(+3.52%)
Jan 18, 2012	17.71	17.85	17.70	17.85	15,952	+0.39(+2.22%)
Jan 17, 2012	17.82	17.85	17.44	17.46	43,532	-0.22(-1.23%)
Jan 13, 2012	17.64	17.73	17.55	17.68	14,902	-0.18(-0.99%)
Jan 12, 2012	17.69	17.85	17.57	17.85	3,770	+0.15(+0.86%)
Jan 11, 2012	17.60	17.73	17.56	17.70	20,451	+0.02(+0.09%)
Jan 10, 2012	17.57	17.74	17.57	17.68	9,046	+0.44(+2.52%)
Jan 09, 2012	17.30	17.34	17.22	17.25	18,741	+0.02(+0.09%)
Jan 06, 2012	17.29	17.29	17.06	17.23	12,335	-0.09(-0.51%)
Jan 05, 2012	17.02	17.32	16.85	17.32	5,803	+0.15(+0.84%)
Jan 04, 2012	17.23	17.23	17.01	17.18	12,292	+0.31(+1.86%)
Dec 30, 2011	16.93	16.90	16.84	16.86	23,209	-0.06(-0.38%)
Dec 29, 2011	16.75	16.95	16.75	16.93	18,249	+0.29(+1.74%)
Dec 28, 2011	17.00	17.00	16.64	16.64	12,123	-0.26(-1.53%)
Dec 27, 2011	16.94	17.03	16.89	16.89	22,745	-0.10(-0.62%)
Dec 23, 2011	16.87	17.03	16.87	17.00	17,069	+0.32(+1.93%)
Dec 21, 2011	16.71	16.72	16.36	16.68	91,783	-0.04(-0.24%)
Dec 20, 2011	16.31	16.81	16.17	16.72	28,968	+0.75(+4.68%)
Dec 19, 2011	16.35	16.40	15.93	15.97	74,707	-0.37(-2.26%)
Dec 16, 2011	16.41	16.55	16.28	16.34	45,264	+0.07(+0.44%)
Dec 15, 2011	16.53	16.53	16.27	16.27	10,488	-0.03(-0.20%)
Dec 14, 2011	16.41	16.42	16.27	16.30	8,035	-0.27(-1.60%)
Dec 13, 2011	17.02	17.08	16.48	16.57	35,118	-0.30(-1.76%)
Dec 12, 2011	16.92	16.92	16.71	16.86	12,026	-0.45(-2.60%)
Dec 09, 2011	16.96	17.41	16.96	17.31	25,472	+0.35(+2.04%)
Dec 08, 2011	17.18	17.18	16.89	16.97	17,414	-0.68(-3.87%)
Dec 07, 2011	17.18	17.67	17.13	17.65	27,276	+0.21(+1.20%)
Dec 06, 2011	17.42	17.54	17.31	17.44	19,439	+0.02(+0.14%)
Dec 05, 2011	17.34	17.58	17.30	17.42	30,972	+0.34(+2.01%)
Dec 02, 2011	17.11	17.50	17.02	17.07	134,589	+0.15(+0.91%)
Dec 01, 2011	16.90	16.97	16.76	16.92	22,060	-0.10(-0.61%)
Nov 30, 2011	16.61	17.02	16.61	17.02	30,993	+0.93(+5.79%)
Nov 29, 2011	16.16	16.28	16.05	16.09	23,653	-0.09(-0.55%)
Nov 28, 2011	16.13	16.28	16.02	16.18	23,096	+0.58(+3.71%)
Nov 25, 2011	15.61	15.80	15.55	15.60	31,857	+0.05(+0.31%)
Nov 23, 2011	15.70	15.75	15.55	15.55	61,279	-0.34(-2.12%)
Nov 22, 2011	16.02	16.12	15.85	15.89	38,078	-0.17(-1.05%)
Nov 21, 2011	16.08	16.21	15.92	16.06	71,495	-0.35(-2.10%)
Nov 18, 2011	16.33	16.51	16.28	16.40	32,682	+0.07(+0.44%)
Nov 17, 2011	16.61	16.62	16.25	16.33	1,028,554	-0.32(-1.93%)
Nov 16, 2011	17.05	17.05	16.62	16.65	40,401	-0.65(-3.76%)
Nov 15, 2011	17.04	17.40	16.98	17.30	13,732	+0.13(+0.75%)
Nov 14, 2011	17.31	17.37	17.07	17.18	71,027	-0.27(-1.56%)
Nov 11, 2011	17.30	17.47	17.30	17.45	16,446	+0.37(+2.14%)
Nov 10, 2011	17.14	17.28	16.97	17.08	25,556	+0.04(+0.21%)
Nov 09, 2011	17.42	17.50	17.01	17.05	121,824	-1.01(-5.60%)
Nov 08, 2011	17.85	18.10	17.71	18.06	799,241	+0.36(+2.04%)
Nov 07, 2011	17.67	17.70	17.37	17.70	47,045	+0.07(+0.41%)
Nov 04, 2011	17.49	17.69	17.33	17.63	34,992	-0.17(-0.95%)
Nov 03, 2011	17.51	17.86	16.93	17.79	35,774	+0.51(+2.93%)
Nov 02, 2011	17.22	17.34	17.01	17.29	49,723	+0.34(+1.99%)
Nov 01, 2011	17.26	17.31	16.91	16.95	31,272	-0.95(-5.29%)
Oct 31, 2011	18.40	18.40	17.90	17.90	96,812	-0.79(-4.25%)
Oct 28, 2011	18.62	18.81	18.58	18.69	73,617	-0.10(-0.51%)
Oct 27, 2011	18.23	18.93	18.23	18.79	99,540	+1.40(+8.03%)
Oct 26, 2011	17.42	17.44	16.94	17.39	42,310	+0.29(+1.69%)
Oct 25, 2011	17.80	17.80	17.08	17.10	30,028	-0.87(-4.83%)
Oct 24, 2011	17.62	18.00	17.61	17.97	61,633	+0.42(+2.38%)
Oct 21, 2011	17.47	17.65	17.34	17.55	55,715	+0.34(+1.96%)
Oct 20, 2011	17.05	17.27	16.85	17.22	57,383	+0.14(+0.80%)
Oct 19, 2011	17.47	17.60	17.06	17.08	62,246	-0.42(-2.39%)
Oct 18, 2011	16.90	17.57	16.77	17.50	103,182	+0.64(+3.81%)
Oct 17, 2011	17.21	17.21	16.82	16.85	50,078	-0.47(-2.69%)
Oct 14, 2011	17.39	17.42	17.06	17.32	35,090	+0.14(+0.79%)
Oct 13, 2011	17.25	17.30	16.90	17.18	59,992	-0.26(-1.47%)
Oct 12, 2011	17.25	17.66	17.21	17.44	44,574	+0.41(+2.41%)
Oct 11, 2011	16.78	17.19	16.77	17.03	84,586	+0.01(+0.05%)
Oct 10, 2011	16.61	17.03	16.61	17.02	93,531	+0.79(+4.90%)
Oct 07, 2011	16.86	16.86	16.16	16.23	117,698	-0.56(-3.35%)
Oct 06, 2011	16.25	16.81	16.04	16.79	99,162	+0.47(+2.85%)
Oct 05, 2011	15.95	16.40	15.88	16.32	55,923	+0.25(+1.55%)
Oct 04, 2011	15.06	16.09	14.89	16.08	58,883	+0.79(+5.20%)
Oct 03, 2011	16.02	16.02	15.23	15.28	52,389	-0.69(-4.32%)
Sep 30, 2011	16.45	16.45	15.97	15.97	203,759	-0.77(-4.60%)
Sep 29, 2011	16.65	16.82	16.24	16.74	41,078	+0.45(+2.76%)
Sep 28, 2011	16.81	16.93	16.29	16.29	62,177	-0.68(-4.02%)
Sep 27, 2011	17.20	17.45	16.95	16.97	48,936	+0.13(+0.76%)
Sep 26, 2011	16.50	16.85	16.20	16.85	78,132	+0.46(+2.79%)
Sep 23, 2011	16.05	16.39	16.05	16.39	43,489	+0.25(+1.57%)
Sep 22, 2011	16.04	16.23	15.86	16.14	83,500	-0.34(-2.04%)
Sep 21, 2011	17.17	17.17	16.47	16.47	20,228	-0.68(-3.97%)
Sep 20, 2011	17.38	17.50	17.14	17.15	23,070	-0.14(-0.83%)
Sep 19, 2011	17.50	17.50	17.14	17.30	29,586	-0.55(-3.09%)
Sep 16, 2011	17.94	17.99	17.60	17.85	20,495	-0.05(-0.27%)
Sep 15, 2011	17.60	17.90	17.55	17.90	24,415	+0.44(+2.52%)
Sep 14, 2011	17.32	17.69	17.02	17.46	17,934	+0.26(+1.54%)
Sep 13, 2011	16.93	17.31	16.93	17.19	16,794	+0.29(+1.70%)
Sep 12, 2011	16.57	16.92	16.42	16.90	52,714	+0.15(+0.91%)
Sep 09, 2011	16.89	17.06	16.65	16.75	12,907	-0.46(-2.65%)
Sep 08, 2011	17.52	17.57	17.15	17.21	13,954	-0.46(-2.63%)
Sep 07, 2011	17.15	17.71	17.13	17.67	33,920	+0.85(+5.04%)
Sep 06, 2011	16.52	16.84	16.49	16.82	51,339	-0.25(-1.45%)
Sep 02, 2011	17.47	17.47	17.01	17.07	15,325	-0.71(-4.01%)
Sep 01, 2011	18.21	18.26	17.76	17.78	22,517	-0.47(-2.59%)
Aug 31, 2011	18.20	18.46	18.18	18.26	163,481	+0.10(+0.53%)
Aug 30, 2011	18.18	18.30	17.96	18.16	104,873	-0.10(-0.57%)
Aug 29, 2011	17.81	18.28	17.79	18.26	38,563	+0.78(+4.49%)
Aug 26, 2011	16.96	17.59	16.79	17.48	19,508	+0.31(+1.82%)
Aug 25, 2011	17.94	18.09	17.06	17.17	21,111	-0.45(-2.54%)
Aug 24, 2011	17.23	17.62	17.20	17.62	12,065	+0.41(+2.37%)
Aug 23, 2011	16.46	17.23	16.40	17.21	55,704	+0.70(+4.27%)
Aug 22, 2011	16.91	16.95	16.47	16.50	96,335	-0.13(-0.77%)
Aug 19, 2011	16.78	17.21	16.58	16.63	64,178	-0.38(-2.21%)
Aug 18, 2011	17.32	17.32	16.90	17.01	38,162	-0.87(-4.88%)
Aug 17, 2011	18.01	18.21	17.80	17.88	74,668	+0.05(+0.27%)
Aug 16, 2011	17.92	18.18	17.64	17.83	129,506	-0.36(-1.98%)
Aug 15, 2011	17.94	18.21	17.92	18.19	94,457	+0.43(+2.43%)
Aug 12, 2011	18.22	18.34	17.69	17.76	96,593	-0.23(-1.29%)
Aug 11, 2011	17.03	18.21	16.99	17.99	74,669	+1.13(+6.69%)
Aug 10, 2011	17.42	17.57	16.86	16.86	44,264	-1.22(-6.73%)
Aug 09, 2011	18.95	18.09	16.77	18.08	157,042	+0.94(+5.46%)
Aug 08, 2011	18.16	18.57	17.13	17.14	220,276	-1.68(-8.93%)
Aug 05, 2011	19.34	19.38	18.51	18.82	43,371	-0.32(-1.67%)
Aug 04, 2011	19.99	20.00	19.10	19.14	56,745	-1.09(-5.38%)
Aug 03, 2011	20.13	20.25	19.90	20.23	46,516	+0.12(+0.60%)
Aug 02, 2011	20.63	20.75	20.11	20.11	187,195	-0.70(-3.38%)

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