Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	19.63	19.69	19.61	19.62	27,892	-0.03(-0.16%)
Jul 30, 2012	19.47	19.67	19.43	19.66	60,684	+0.12(+0.61%)
Jul 27, 2012	19.16	19.57	19.16	19.54	46,814	+0.49(+2.59%)
Jul 26, 2012	18.82	19.09	18.82	19.04	22,252	+0.32(+1.69%)
Jul 25, 2012	18.81	18.81	18.61	18.73	69,702	+0.11(+0.60%)
Jul 24, 2012	18.82	18.82	18.49	18.61	32,555	-0.31(-1.63%)
Jul 23, 2012	18.88	18.97	18.63	18.92	42,007	-0.56(-2.85%)
Jul 20, 2012	19.43	19.56	19.37	19.48	16,782	-0.18(-0.93%)
Jul 19, 2012	19.52	19.72	19.52	19.66	15,630	+0.24(+1.23%)
Jul 18, 2012	19.35	19.50	19.35	19.42	13,466	-0.02(-0.10%)
Jul 17, 2012	19.35	19.45	19.21	19.44	47,175	+0.18(+0.95%)
Jul 16, 2012	19.32	19.37	19.19	19.26	27,148	-0.13(-0.68%)
Jul 13, 2012	19.11	19.42	19.11	19.39	5,779	+0.28(+1.45%)
Jul 12, 2012	18.88	19.20	18.88	19.11	6,500	-0.10(-0.53%)
Jul 11, 2012	19.05	19.21	19.05	19.21	8,715	+0.28(+1.47%)
Jul 10, 2012	19.26	19.38	18.94	18.94	50,293	-0.25(-1.32%)
Jul 09, 2012	18.97	19.19	18.97	19.19	14,703	+0.01(+0.03%)
Jul 06, 2012	19.31	19.31	19.00	19.18	28,056	-0.23(-1.20%)
Jul 05, 2012	19.43	19.65	19.38	19.42	32,688	-0.29(-1.47%)
Jul 03, 2012	19.10	19.76	19.10	19.71	66,733	+0.45(+2.33%)
Jul 02, 2012	19.26	19.27	19.11	19.26	30,785	+0.18(+0.93%)
Jun 29, 2012	18.65	19.09	18.65	19.08	35,570	+0.80(+4.39%)
Jun 28, 2012	18.28	18.30	18.02	18.28	36,223	-0.06(-0.31%)
Jun 27, 2012	18.07	18.37	18.07	18.34	9,668	+0.16(+0.87%)
Jun 26, 2012	18.09	18.24	18.06	18.18	49,122	+0.15(+0.81%)
Jun 25, 2012	17.99	18.07	17.82	18.03	21,264	-0.47(-2.52%)
Jun 22, 2012	18.57	18.66	18.46	18.50	8,401	-0.06(-0.34%)
Jun 21, 2012	18.85	18.85	18.32	18.56	18,674	-0.26(-1.37%)
Jun 20, 2012	18.70	18.82	18.59	18.82	29,867	-0.01(-0.03%)
Jun 19, 2012	18.65	18.86	18.63	18.83	34,269	+0.22(+1.19%)
Jun 18, 2012	18.34	18.62	18.34	18.61	28,179	+0.11(+0.61%)
Jun 15, 2012	18.49	18.57	18.37	18.49	63,991	+0.12(+0.65%)
Jun 14, 2012	18.16	18.37	18.13	18.37	10,497	+0.20(+1.08%)
Jun 13, 2012	18.11	18.24	18.01	18.18	25,673	-0.10(-0.55%)
Jun 12, 2012	17.97	18.28	17.97	18.28	9,786	+0.33(+1.83%)
Jun 11, 2012	18.27	18.27	17.88	17.95	18,973	-0.11(-0.59%)
Jun 08, 2012	17.91	18.11	17.86	18.06	37,430	+0.14(+0.78%)
Jun 07, 2012	17.88	18.41	17.88	17.92	55,115	+0.11(+0.60%)
Jun 06, 2012	17.27	17.81	17.27	17.81	24,627	+0.57(+3.33%)
Jun 05, 2012	17.12	17.27	17.12	17.24	9,627	+0.00(+0.00%)
Jun 04, 2012	17.05	17.25	17.04	17.24	31,654	+0.10(+0.59%)
Jun 01, 2012	17.27	17.27	17.08	17.14	18,033	-0.44(-2.51%)
May 31, 2012	17.56	17.58	17.29	17.58	32,820	+0.01(+0.04%)
May 30, 2012	17.58	17.62	17.45	17.57	19,154	-0.18(-1.00%)
May 29, 2012	18.00	18.17	17.71	17.75	38,274	+0.01(+0.07%)
May 25, 2012	17.81	17.97	17.74	17.74	8,238	-0.15(-0.81%)
May 24, 2012	17.92	18.03	17.69	17.88	17,789	-0.06(-0.32%)
May 23, 2012	17.80	17.97	17.74	17.94	26,319	-0.09(-0.49%)
May 22, 2012	18.31	18.31	18.00	18.03	19,792	-0.27(-1.45%)
May 21, 2012	18.30	18.43	18.27	18.29	28,881	+0.14(+0.76%)
May 18, 2012	18.27	18.27	18.15	18.15	26,863	-0.02(-0.10%)
May 17, 2012	18.46	18.46	18.10	18.17	47,595	-0.39(-2.07%)
May 16, 2012	18.64	18.72	18.55	18.56	28,160	+0.03(+0.17%)
May 15, 2012	18.83	18.83	18.49	18.53	192,929	-0.31(-1.64%)
May 14, 2012	18.98	19.06	18.78	18.83	33,918	-0.49(-2.52%)
May 11, 2012	19.23	19.45	19.16	19.32	39,618	+0.04(+0.20%)
May 10, 2012	19.44	19.62	19.27	19.28	38,298	+0.11(+0.56%)
May 09, 2012	19.14	19.26	19.02	19.18	22,976	-0.33(-1.71%)
May 08, 2012	19.64	19.71	19.32	19.51	22,994	-0.27(-1.37%)
May 07, 2012	19.86	19.86	19.69	19.78	19,336	-0.27(-1.35%)
May 04, 2012	20.27	20.27	19.96	20.05	26,151	-0.50(-2.43%)
May 03, 2012	20.92	20.92	20.55	20.55	18,033	-0.31(-1.48%)
May 02, 2012	20.94	20.94	20.72	20.86	18,922	-0.35(-1.67%)
May 01, 2012	21.15	21.32	21.07	21.21	26,524	+0.00(+0.00%)
Apr 30, 2012	20.87	21.21	20.87	21.21	29,366	+0.18(+0.87%)
Apr 27, 2012	20.92	21.08	20.80	21.03	26,983	+0.23(+1.12%)
Apr 26, 2012	20.65	20.80	20.65	20.80	11,650	+0.01(+0.06%)
Apr 25, 2012	20.74	20.86	20.74	20.79	170,851	+0.13(+0.64%)
Apr 24, 2012	20.70	20.77	20.60	20.65	29,236	-0.18(-0.85%)
Apr 23, 2012	20.96	20.96	20.65	20.83	12,648	-0.39(-1.84%)
Apr 20, 2012	21.26	21.36	21.22	21.22	5,215	+0.19(+0.90%)
Apr 19, 2012	21.09	21.28	21.03	21.03	29,745	+0.08(+0.36%)
Apr 18, 2012	20.90	21.01	20.89	20.96	7,294	-0.15(-0.72%)
Apr 17, 2012	21.09	21.16	21.03	21.11	27,883	-0.04(-0.18%)
Apr 16, 2012	21.18	21.33	21.06	21.15	13,599	-0.11(-0.50%)
Apr 13, 2012	21.44	21.44	21.25	21.25	10,644	-0.29(-1.35%)
Apr 12, 2012	21.40	21.54	21.39	21.54	33,344	+0.12(+0.56%)
Apr 11, 2012	21.37	21.63	21.37	21.42	11,622	+0.27(+1.28%)
Apr 10, 2012	21.63	21.63	21.12	21.15	9,139	-0.39(-1.82%)
Apr 09, 2012	21.58	21.64	21.44	21.54	16,696	-0.50(-2.29%)
Apr 05, 2012	21.86	22.13	21.81	22.05	55,039	-0.04(-0.17%)
Apr 04, 2012	22.09	22.16	21.96	22.09	86,646	-0.30(-1.33%)
Apr 03, 2012	22.32	22.60	22.22	22.38	60,272	+0.14(+0.62%)
Apr 02, 2012	21.99	22.29	21.95	22.24	21,966	+0.14(+0.63%)
Mar 30, 2012	21.85	22.10	21.80	22.10	30,377	+0.28(+1.27%)
Mar 29, 2012	21.68	21.83	21.48	21.83	10,152	-0.07(-0.32%)
Mar 28, 2012	22.02	22.04	21.68	21.90	25,782	-0.30(-1.34%)
Mar 27, 2012	22.16	22.22	22.02	22.19	100,990	+0.04(+0.20%)
Mar 26, 2012	22.10	22.20	22.06	22.15	14,610	+0.32(+1.45%)
Mar 23, 2012	21.57	21.89	21.57	21.83	17,842	+0.29(+1.35%)
Mar 22, 2012	21.57	21.58	21.43	21.54	45,779	-0.32(-1.44%)
Mar 21, 2012	21.97	21.97	21.78	21.86	55,806	-0.20(-0.92%)
Mar 20, 2012	22.16	22.16	21.93	22.06	70,087	-0.41(-1.83%)
Mar 19, 2012	22.50	22.50	22.27	22.47	34,461	-0.04(-0.17%)
Mar 16, 2012	22.57	22.61	22.42	22.51	39,504	-0.06(-0.25%)
Mar 15, 2012	22.34	22.58	22.34	22.57	41,926	+0.22(+0.99%)
Mar 14, 2012	22.36	22.52	22.24	22.34	15,499	-0.18(-0.81%)
Mar 13, 2012	22.19	22.53	22.19	22.53	23,133	+0.32(+1.42%)
Mar 12, 2012	22.22	22.22	22.09	22.21	21,177	-0.08(-0.35%)
Mar 09, 2012	22.19	22.37	22.19	22.29	9,586	+0.07(+0.33%)
Mar 08, 2012	22.12	22.24	22.00	22.22	17,140	+0.37(+1.70%)
Mar 07, 2012	21.74	21.89	21.74	21.85	31,888	+0.29(+1.35%)
Mar 06, 2012	21.61	21.71	21.45	21.56	84,170	-0.81(-3.61%)
Mar 05, 2012	22.26	22.52	22.26	22.36	32,452	-0.23(-1.03%)
Mar 02, 2012	22.55	22.60	22.32	22.60	24,163	+0.18(+0.82%)
Mar 01, 2012	22.40	22.41	22.26	22.41	7,077	+0.13(+0.59%)
Feb 29, 2012	22.29	22.42	22.16	22.28	46,945	-0.01(-0.03%)
Feb 28, 2012	22.07	22.29	21.94	22.29	81,304	+0.17(+0.77%)
Feb 27, 2012	21.89	22.19	21.89	22.12	23,315	+0.12(+0.55%)
Feb 24, 2012	21.69	22.09	21.68	22.00	43,285	+0.56(+2.62%)
Feb 23, 2012	21.39	21.45	21.15	21.44	23,773	+0.16(+0.77%)
Feb 22, 2012	21.26	21.27	21.13	21.27	44,813	-0.09(-0.44%)
Feb 21, 2012	21.33	21.37	21.25	21.37	35,931	-0.04(-0.20%)
Feb 17, 2012	21.23	21.41	21.16	21.41	32,888	+0.08(+0.35%)
Feb 16, 2012	20.27	21.33	20.27	21.33	97,928	+0.03(+0.15%)
Feb 15, 2012	21.42	21.52	21.30	21.30	8,208	+0.09(+0.45%)
Feb 14, 2012	21.32	21.34	21.10	21.21	15,866	-0.17(-0.80%)
Feb 13, 2012	21.15	21.40	21.15	21.38	35,291	+0.44(+2.11%)
Feb 10, 2012	20.89	20.94	20.72	20.94	28,948	-0.45(-2.10%)
Feb 09, 2012	21.37	21.44	21.27	21.39	17,349	-0.11(-0.53%)
Feb 08, 2012	21.49	21.56	21.39	21.50	7,550	-0.01(-0.06%)
Feb 07, 2012	21.33	21.52	21.32	21.51	10,019	+0.01(+0.03%)
Feb 06, 2012	21.35	21.50	21.34	21.50	21,852	-0.15(-0.67%)
Feb 03, 2012	21.38	21.65	21.37	21.65	12,761	+0.39(+1.84%)
Feb 02, 2012	21.16	21.27	21.06	21.26	34,195	+0.24(+1.14%)
Feb 01, 2012	20.95	21.20	20.88	21.02	49,103	+0.29(+1.40%)
Jan 31, 2012	20.58	20.73	20.37	20.73	67,316	+0.32(+1.55%)
Jan 30, 2012	20.27	20.51	20.20	20.41	17,793	-0.17(-0.83%)
Jan 27, 2012	20.28	20.66	20.28	20.58	35,443	+0.34(+1.68%)
Jan 26, 2012	20.22	20.51	20.20	20.24	29,893	+0.06(+0.28%)
Jan 25, 2012	19.86	20.19	19.86	20.19	15,432	+0.33(+1.68%)
Jan 24, 2012	19.74	19.90	19.74	19.85	13,612	+0.02(+0.10%)
Jan 23, 2012	19.67	19.88	19.64	19.83	16,506	+0.20(+1.00%)
Jan 20, 2012	19.49	19.65	19.40	19.64	14,939	+0.01(+0.03%)
Jan 19, 2012	19.55	19.64	19.35	19.63	20,917	+0.08(+0.42%)
Jan 18, 2012	19.30	19.57	19.30	19.55	12,457	+0.30(+1.54%)
Jan 17, 2012	19.04	19.26	18.99	19.25	67,920	+0.39(+2.07%)
Jan 13, 2012	18.83	18.98	18.72	18.86	27,427	-0.18(-0.93%)
Jan 12, 2012	18.94	19.12	18.85	19.04	38,463	+0.16(+0.87%)
Jan 11, 2012	18.70	18.87	18.60	18.87	17,452	-0.06(-0.33%)
Jan 10, 2012	18.92	18.94	18.73	18.94	40,462	+0.39(+2.11%)
Jan 09, 2012	18.30	18.55	18.30	18.54	14,524	+0.18(+0.96%)
Jan 06, 2012	18.18	18.42	18.18	18.37	25,595	+0.09(+0.48%)
Jan 05, 2012	18.29	18.38	18.15	18.28	9,805	-0.23(-1.26%)
Jan 04, 2012	18.33	18.52	18.17	18.51	45,242	+0.49(+2.73%)
Dec 30, 2011	17.94	18.04	17.91	18.02	54,705	+0.08(+0.46%)
Dec 29, 2011	17.91	18.00	17.80	17.94	50,345	+0.03(+0.14%)
Dec 28, 2011	18.30	18.30	17.57	17.91	65,866	-0.20(-1.13%)
Dec 27, 2011	18.08	18.12	17.98	18.12	73,415	+0.02(+0.13%)
Dec 23, 2011	17.96	18.09	17.93	18.09	57,725	+0.20(+1.10%)
Dec 21, 2011	17.88	17.93	17.55	17.90	60,579	+0.14(+0.79%)
Dec 20, 2011	17.46	17.76	17.46	17.76	51,292	+0.55(+3.17%)
Dec 19, 2011	17.63	17.72	17.14	17.21	62,884	-0.56(-3.14%)
Dec 16, 2011	17.81	17.81	17.62	17.77	37,871	-0.15(-0.81%)
Dec 15, 2011	17.93	18.07	17.86	17.91	27,032	+0.34(+1.92%)
Dec 14, 2011	17.95	17.97	17.56	17.58	65,334	-0.57(-3.14%)
Dec 13, 2011	18.32	18.65	18.08	18.15	62,903	+0.04(+0.22%)
Dec 12, 2011	18.44	18.44	17.96	18.11	28,358	-0.76(-4.00%)
Dec 09, 2011	18.75	19.01	18.75	18.86	22,882	+0.09(+0.46%)
Dec 08, 2011	19.23	19.36	18.77	18.77	29,706	-0.71(-3.67%)
Dec 07, 2011	19.42	19.57	19.32	19.49	32,670	-0.13(-0.68%)
Dec 06, 2011	19.92	19.92	19.30	19.62	68,548	-0.54(-2.68%)
Dec 05, 2011	20.02	20.33	19.99	20.16	51,200	+0.35(+1.76%)
Dec 02, 2011	19.90	19.90	19.67	19.81	62,368	+0.06(+0.32%)
Dec 01, 2011	19.55	19.78	19.34	19.75	56,658	+0.04(+0.21%)
Nov 30, 2011	19.31	19.71	19.31	19.71	36,241	+1.03(+5.50%)
Nov 29, 2011	17.79	18.73	17.79	18.68	89,263	-0.09(-0.46%)
Nov 28, 2011	18.73	18.90	18.64	18.77	30,019	+0.84(+4.66%)
Nov 25, 2011	17.89	18.18	17.89	17.93	19,597	-0.15(-0.84%)
Nov 23, 2011	18.23	18.23	17.91	18.08	49,159	-0.38(-2.08%)
Nov 22, 2011	18.30	18.47	18.13	18.47	51,321	+0.05(+0.25%)
Nov 21, 2011	18.93	18.93	18.20	18.42	48,661	-0.84(-4.37%)
Nov 18, 2011	19.29	19.58	19.23	19.26	25,073	-0.02(-0.12%)
Nov 17, 2011	19.52	19.52	19.24	19.29	42,107	-0.27(-1.40%)
Nov 16, 2011	19.28	19.63	19.28	19.56	38,103	-0.17(-0.88%)
Nov 15, 2011	19.45	19.77	19.30	19.73	13,479	+0.15(+0.74%)
Nov 14, 2011	19.58	19.59	19.44	19.59	18,247	-0.26(-1.29%)
Nov 11, 2011	19.76	19.97	19.76	19.84	13,450	+0.11(+0.56%)
Nov 10, 2011	19.79	19.83	19.62	19.73	13,561	+0.48(+2.47%)
Nov 09, 2011	19.58	19.75	19.14	19.26	35,636	-1.03(-5.10%)
Nov 08, 2011	20.11	20.30	20.00	20.29	11,935	+0.12(+0.60%)
Nov 07, 2011	20.16	20.19	20.01	20.17	10,334	+0.19(+0.93%)
Nov 04, 2011	19.83	19.98	19.69	19.98	13,599	-0.13(-0.66%)
Nov 03, 2011	19.91	20.16	19.91	20.12	9,101	+0.21(+1.08%)
Nov 02, 2011	19.72	19.94	19.67	19.90	13,656	+0.44(+2.24%)
Nov 01, 2011	19.35	19.47	19.02	19.47	25,478	-0.56(-2.78%)
Oct 31, 2011	20.50	20.53	19.88	20.02	61,054	-0.60(-2.90%)
Oct 28, 2011	20.39	20.62	20.27	20.62	23,298	-0.17(-0.81%)
Oct 27, 2011	20.51	21.03	20.27	20.79	65,360	+1.01(+5.09%)
Oct 26, 2011	19.57	19.87	19.57	19.78	16,657	+0.30(+1.51%)
Oct 25, 2011	19.65	19.65	19.17	19.49	53,349	-0.17(-0.86%)
Oct 24, 2011	19.23	19.74	19.18	19.66	131,713	+0.45(+2.36%)
Oct 21, 2011	19.03	19.22	19.03	19.20	33,295	+0.45(+2.42%)
Oct 20, 2011	18.86	18.99	18.56	18.75	27,883	-0.19(-0.98%)
Oct 19, 2011	19.20	19.20	18.80	18.94	26,423	-0.58(-2.98%)
Oct 18, 2011	18.71	19.52	18.71	19.52	13,539	+0.66(+3.51%)
Oct 17, 2011	18.94	19.09	18.73	18.86	38,231	-0.46(-2.38%)
Oct 14, 2011	19.25	19.51	19.17	19.31	20,349	+0.49(+2.59%)
Oct 13, 2011	18.95	18.95	18.52	18.83	23,779	-0.25(-1.31%)
Oct 12, 2011	18.76	19.08	18.76	19.08	25,361	+0.58(+3.14%)
Oct 11, 2011	18.29	18.54	18.17	18.50	39,730	-0.03(-0.16%)
Oct 10, 2011	17.95	18.67	17.95	18.52	50,847	+0.80(+4.52%)
Oct 07, 2011	17.94	17.94	17.46	17.72	41,586	-0.02(-0.10%)
Oct 06, 2011	17.22	17.74	17.18	17.74	25,347	+0.56(+3.28%)
Oct 05, 2011	16.98	17.21	16.65	17.18	75,906	-0.03(-0.17%)
Oct 04, 2011	16.56	17.21	16.31	17.21	122,176	+0.13(+0.75%)
Oct 03, 2011	17.58	17.58	16.96	17.08	72,592	-0.60(-3.42%)
Sep 30, 2011	17.96	17.96	17.40	17.68	118,391	-0.60(-3.27%)
Sep 29, 2011	18.79	18.79	17.93	18.28	152,562	+0.34(+1.88%)
Sep 28, 2011	18.29	18.50	17.93	17.94	26,862	-0.59(-3.17%)
Sep 27, 2011	18.31	18.68	18.31	18.53	65,458	+0.51(+2.84%)
Sep 26, 2011	18.04	18.04	17.62	18.02	38,537	-0.02(-0.10%)
Sep 23, 2011	17.73	18.12	17.71	18.04	56,367	+0.03(+0.19%)
Sep 22, 2011	18.40	18.40	17.83	18.00	186,099	-1.07(-5.60%)
Sep 21, 2011	19.65	19.77	19.07	19.07	32,894	-0.69(-3.47%)
Sep 20, 2011	19.73	19.96	19.70	19.76	30,102	+0.15(+0.74%)
Sep 19, 2011	19.90	19.90	19.47	19.61	31,804	-0.70(-3.46%)
Sep 16, 2011	20.44	20.44	20.26	20.31	37,819	-0.12(-0.57%)
Sep 15, 2011	20.34	20.43	20.33	20.43	38,861	+0.42(+2.12%)
Sep 14, 2011	20.24	20.24	19.97	20.01	16,803	-0.15(-0.75%)
Sep 13, 2011	20.30	20.33	20.05	20.16	14,319	-0.16(-0.77%)
Sep 12, 2011	19.63	20.31	19.63	20.31	62,487	+0.01(+0.03%)
Sep 09, 2011	20.57	20.57	20.19	20.31	155,389	-0.54(-2.59%)
Sep 08, 2011	20.74	21.09	20.74	20.85	149,360	-0.27(-1.27%)
Sep 07, 2011	21.04	21.12	20.87	21.12	21,585	+0.35(+1.71%)
Sep 06, 2011	20.60	20.78	20.30	20.76	82,162	-0.44(-2.08%)
Sep 02, 2011	21.38	21.38	21.00	21.20	135,757	-0.39(-1.83%)
Sep 01, 2011	21.53	21.74	21.53	21.60	111,382	-0.03(-0.13%)
Aug 31, 2011	21.14	21.65	21.13	21.63	174,116	+0.48(+2.28%)
Aug 30, 2011	20.94	21.15	20.91	21.14	253,664	+0.15(+0.72%)
Aug 29, 2011	20.93	21.06	20.81	20.99	98,914	+0.49(+2.38%)
Aug 26, 2011	19.74	20.51	19.74	20.51	219,036	+0.21(+1.06%)
Aug 25, 2011	20.53	20.53	20.04	20.29	185,297	-0.16(-0.77%)
Aug 24, 2011	20.31	20.56	20.13	20.45	263,238	-0.12(-0.56%)
Aug 23, 2011	20.63	20.68	20.31	20.56	538,466	+0.13(+0.62%)
Aug 22, 2011	20.55	21.05	20.42	20.44	193,775	+0.21(+1.06%)
Aug 19, 2011	20.24	20.73	20.16	20.22	45,886	-0.41(-1.97%)
Aug 18, 2011	20.80	20.80	20.17	20.63	137,401	-0.75(-3.51%)
Aug 17, 2011	21.37	21.75	21.30	21.38	40,322	+0.29(+1.38%)
Aug 16, 2011	20.96	21.30	20.96	21.09	38,344	-0.40(-1.87%)
Aug 15, 2011	21.02	21.49	21.02	21.49	31,088	+0.66(+3.18%)
Aug 12, 2011	20.74	20.87	20.49	20.82	94,889	+0.26(+1.24%)
Aug 11, 2011	19.36	20.77	19.36	20.57	109,113	+1.14(+5.86%)
Aug 10, 2011	20.39	20.39	19.18	19.43	360,256	-1.70(-8.03%)
Aug 09, 2011	21.28	21.13	20.05	21.13	99,359	+0.78(+3.85%)
Aug 08, 2011	21.28	21.41	19.68	20.34	195,896	-2.11(-9.40%)
Aug 05, 2011	22.56	22.88	21.91	22.45	96,961	-0.14(-0.64%)
Aug 04, 2011	23.55	23.64	22.47	22.60	142,142	-1.64(-6.78%)
Aug 03, 2011	24.38	24.45	23.95	24.24	87,171	-0.01(-0.05%)
Aug 02, 2011	24.92	24.92	24.23	24.25	95,235	-0.78(-3.11%)

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