Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	23.60	23.96	23.48	23.53	102,085	-0.15(-0.65%)
Jul 30, 2012	23.26	23.72	23.26	23.68	120,021	+0.53(+2.30%)
Jul 27, 2012	22.11	23.18	22.11	23.15	129,309	+0.99(+4.45%)
Jul 26, 2012	21.25	22.68	21.25	22.16	317,415	-1.08(-4.65%)
Jul 25, 2012	23.33	23.71	23.07	23.24	114,865	+0.18(+0.78%)
Jul 24, 2012	23.87	23.87	23.04	23.06	56,483	-0.64(-2.71%)
Jul 23, 2012	24.03	24.14	23.71	23.71	96,759	-0.71(-2.91%)
Jul 20, 2012	24.47	24.49	24.08	24.42	157,599	-0.23(-0.94%)
Jul 19, 2012	24.62	24.66	24.15	24.65	74,797	+0.09(+0.35%)
Jul 18, 2012	24.50	24.92	24.32	24.56	64,974	+0.07(+0.28%)
Jul 17, 2012	24.30	24.56	24.00	24.50	65,355	+0.27(+1.10%)
Jul 16, 2012	24.42	24.42	24.08	24.23	55,652	-0.26(-1.05%)
Jul 13, 2012	24.19	24.68	24.17	24.49	58,266	+0.34(+1.42%)
Jul 12, 2012	24.06	24.20	23.71	24.14	69,885	-0.13(-0.53%)
Jul 11, 2012	24.20	24.32	23.99	24.27	71,677	+0.15(+0.60%)
Jul 10, 2012	24.31	24.31	23.91	24.13	89,590	-0.03(-0.11%)
Jul 09, 2012	23.96	24.20	23.89	24.15	119,802	+0.10(+0.43%)
Jul 06, 2012	23.82	24.11	23.79	24.05	135,651	-0.03(-0.14%)
Jul 05, 2012	24.13	24.30	23.80	24.08	57,412	-0.11(-0.46%)
Jul 03, 2012	24.05	24.27	23.94	24.20	33,457	+0.21(+0.89%)
Jul 02, 2012	23.84	23.99	23.57	23.98	114,772	+0.26(+1.08%)
Jun 29, 2012	23.54	23.77	23.37	23.72	115,355	+0.64(+2.79%)
Jun 28, 2012	22.88	23.12	22.69	23.08	88,791	+0.05(+0.22%)
Jun 27, 2012	22.66	23.09	22.53	23.03	115,327	+0.41(+1.82%)
Jun 26, 2012	22.95	23.06	22.57	22.62	174,467	-0.29(-1.27%)
Jun 25, 2012	23.11	23.34	22.91	22.91	145,956	-0.51(-2.20%)
Jun 22, 2012	23.19	23.52	23.07	23.42	135,017	+0.41(+1.79%)
Jun 21, 2012	23.67	23.92	22.98	23.01	126,422	-0.73(-3.07%)
Jun 20, 2012	23.89	23.89	23.59	23.74	137,050	-0.23(-0.97%)
Jun 19, 2012	23.40	24.20	23.40	23.97	227,105	+0.65(+2.79%)
Jun 18, 2012	23.12	23.40	23.02	23.32	130,074	+0.04(+0.18%)
Jun 15, 2012	23.06	23.36	22.98	23.28	182,384	+0.11(+0.48%)
Jun 14, 2012	22.82	23.25	22.73	23.17	85,813	+0.38(+1.66%)
Jun 13, 2012	22.85	23.18	22.72	22.79	78,367	-0.07(-0.30%)
Jun 12, 2012	22.93	22.93	22.54	22.86	117,241	+0.09(+0.37%)
Jun 11, 2012	23.51	23.51	22.77	22.77	118,058	-0.50(-2.16%)
Jun 08, 2012	23.22	23.41	23.05	23.28	76,768	+0.00(+0.00%)
Jun 07, 2012	23.19	23.52	23.02	23.28	147,630	+0.38(+1.68%)
Jun 06, 2012	22.37	22.90	22.31	22.89	98,704	+0.59(+2.64%)
Jun 05, 2012	22.05	22.34	22.05	22.30	112,269	+0.11(+0.50%)
Jun 04, 2012	22.28	22.41	22.05	22.19	98,198	-0.05(-0.23%)
Jun 01, 2012	22.35	22.66	22.23	22.24	195,579	-0.60(-2.61%)
May 31, 2012	22.97	22.98	22.66	22.84	143,275	-0.06(-0.26%)
May 30, 2012	22.88	23.16	22.88	22.90	256,963	-0.30(-1.29%)
May 29, 2012	23.31	23.48	23.01	23.20	76,932	-0.02(-0.07%)
May 25, 2012	23.33	23.38	23.17	23.22	74,466	-0.09(-0.37%)
May 24, 2012	23.25	23.43	23.02	23.30	206,113	+0.03(+0.11%)
May 23, 2012	23.08	23.36	22.99	23.28	159,022	-0.07(-0.29%)
May 22, 2012	23.60	23.84	23.18	23.34	136,216	-0.30(-1.26%)
May 21, 2012	23.08	23.66	22.97	23.64	107,329	+0.66(+2.86%)
May 18, 2012	23.17	23.31	22.88	22.99	174,122	-0.24(-1.03%)
May 17, 2012	23.78	23.78	23.22	23.22	88,661	-0.48(-2.01%)
May 16, 2012	24.03	24.13	23.65	23.70	45,989	-0.31(-1.28%)
May 15, 2012	23.82	24.18	23.77	24.01	86,733	+0.13(+0.54%)
May 14, 2012	23.48	24.18	23.20	23.88	244,591	+0.43(+1.82%)
May 11, 2012	23.55	23.68	23.33	23.45	59,970	-0.31(-1.29%)
May 10, 2012	23.58	23.99	23.52	23.76	89,241	+0.30(+1.27%)
May 09, 2012	23.55	24.02	21.95	23.46	102,559	-0.36(-1.50%)
May 08, 2012	23.79	24.03	23.66	23.82	74,905	-0.13(-0.53%)
May 07, 2012	23.74	24.06	23.58	23.95	63,120	+0.25(+1.04%)
May 04, 2012	24.04	24.05	23.70	23.70	126,622	-0.47(-1.94%)
May 03, 2012	24.61	24.61	24.13	24.17	315,092	-0.39(-1.60%)
May 02, 2012	23.98	24.63	23.98	24.56	170,635	+0.33(+1.37%)
May 01, 2012	24.36	24.69	24.20	24.23	240,240	-0.14(-0.59%)
Apr 30, 2012	24.76	24.79	24.30	24.38	167,376	-0.46(-1.85%)
Apr 27, 2012	24.69	24.89	24.38	24.84	152,262	+0.28(+1.15%)
Apr 26, 2012	24.70	24.70	23.97	24.55	142,569	-0.82(-3.23%)
Apr 25, 2012	25.40	25.72	25.20	25.37	184,262	+0.27(+1.09%)
Apr 24, 2012	24.78	25.22	24.60	25.10	108,475	+0.26(+1.06%)
Apr 23, 2012	24.93	24.98	24.52	24.84	101,842	-0.32(-1.25%)
Apr 20, 2012	25.47	25.47	24.96	25.15	120,949	+0.25(+0.99%)
Apr 19, 2012	25.03	25.09	24.65	24.90	144,589	-0.08(-0.31%)
Apr 18, 2012	25.02	25.22	24.76	24.98	109,368	-0.18(-0.71%)
Apr 17, 2012	24.55	25.34	24.55	25.16	190,911	+0.71(+2.89%)
Apr 16, 2012	24.44	24.71	24.32	24.45	134,011	+0.03(+0.10%)
Apr 13, 2012	24.87	24.91	24.32	24.43	176,939	-0.50(-2.02%)
Apr 12, 2012	24.67	24.98	24.54	24.93	168,157	+0.27(+1.11%)
Apr 11, 2012	24.76	24.85	24.49	24.66	192,919	+0.09(+0.35%)
Apr 10, 2012	25.26	25.26	24.55	24.57	195,291	-0.70(-2.77%)
Apr 09, 2012	25.38	25.42	25.05	25.27	188,915	-0.49(-1.89%)
Apr 05, 2012	25.52	25.96	25.52	25.76	148,133	+0.09(+0.33%)
Apr 04, 2012	25.69	25.76	25.58	25.67	184,553	-0.26(-1.02%)
Apr 03, 2012	25.88	25.97	25.54	25.94	189,933	+0.10(+0.40%)
Apr 02, 2012	25.34	25.83	25.29	25.83	156,159	+0.37(+1.44%)
Mar 30, 2012	25.87	25.87	25.47	25.47	140,387	-0.20(-0.80%)
Mar 29, 2012	25.57	25.79	25.30	25.67	87,074	-0.08(-0.30%)
Mar 28, 2012	25.87	26.17	25.65	25.75	94,293	-0.15(-0.59%)
Mar 27, 2012	25.89	26.06	25.71	25.90	99,283	-0.01(-0.03%)
Mar 26, 2012	25.59	26.14	25.48	25.91	133,778	+0.66(+2.60%)
Mar 23, 2012	25.28	25.40	25.02	25.25	139,200	-0.03(-0.13%)
Mar 22, 2012	25.17	25.33	24.94	25.29	98,149	-0.02(-0.07%)
Mar 21, 2012	25.20	25.48	25.16	25.30	206,554	+0.09(+0.37%)
Mar 20, 2012	25.19	25.36	25.13	25.21	109,491	-0.18(-0.70%)
Mar 19, 2012	25.04	25.52	25.02	25.39	165,932	+0.32(+1.26%)
Mar 16, 2012	25.17	25.34	24.94	25.07	155,919	+0.01(+0.03%)
Mar 15, 2012	25.13	25.29	24.90	25.07	192,599	+0.01(+0.03%)
Mar 14, 2012	24.87	25.17	24.87	25.06	121,129	+0.09(+0.34%)
Mar 13, 2012	25.01	25.08	24.79	24.97	240,876	+0.08(+0.31%)
Mar 12, 2012	25.33	25.36	24.75	24.90	104,662	-0.33(-1.31%)
Mar 09, 2012	25.00	25.45	24.79	25.23	124,157	+0.20(+0.78%)
Mar 08, 2012	24.79	25.03	24.47	25.03	90,554	+0.42(+1.69%)
Mar 07, 2012	24.87	24.87	24.53	24.62	185,771	-0.22(-0.89%)
Mar 06, 2012	24.66	24.90	24.66	24.84	163,572	-0.11(-0.44%)
Mar 05, 2012	24.61	24.95	24.40	24.95	150,905	+0.31(+1.27%)
Mar 02, 2012	25.52	25.67	24.62	24.63	159,841	-0.81(-3.17%)
Mar 01, 2012	25.49	25.82	25.42	25.44	174,077	+0.13(+0.50%)
Feb 29, 2012	25.71	25.87	25.23	25.31	184,970	-0.31(-1.19%)
Feb 28, 2012	25.43	25.74	25.17	25.62	178,553	+0.25(+0.97%)
Feb 27, 2012	25.21	25.44	24.78	25.37	150,977	-0.05(-0.20%)
Feb 24, 2012	25.44	25.64	25.41	25.42	113,538	+0.08(+0.30%)
Feb 23, 2012	25.23	25.58	25.08	25.35	130,562	+0.18(+0.71%)
Feb 22, 2012	25.24	25.42	25.07	25.17	140,185	-0.19(-0.74%)
Feb 21, 2012	25.61	25.61	25.21	25.35	221,537	-0.22(-0.86%)
Feb 17, 2012	25.44	25.79	25.29	25.57	184,193	+0.24(+0.94%)
Feb 16, 2012	25.40	25.96	25.07	25.34	345,166	+0.05(+0.20%)
Feb 15, 2012	25.69	27.09	25.07	25.29	507,039	+0.33(+1.33%)
Feb 14, 2012	24.46	25.00	24.24	24.95	165,362	+0.42(+1.69%)
Feb 13, 2012	24.73	25.01	24.42	24.54	164,549	+0.11(+0.45%)
Feb 10, 2012	24.75	24.79	24.40	24.43	201,786	-0.50(-2.01%)
Feb 09, 2012	25.66	25.66	24.90	24.93	113,405	-0.68(-2.65%)
Feb 08, 2012	25.93	26.01	25.49	25.61	90,171	-0.21(-0.82%)
Feb 07, 2012	25.68	26.03	25.54	25.82	153,125	+0.02(+0.07%)
Feb 06, 2012	25.73	25.96	25.45	25.80	60,870	-0.04(-0.16%)
Feb 03, 2012	25.62	26.05	25.36	25.85	135,624	+0.56(+2.21%)
Feb 02, 2012	25.36	25.37	25.09	25.29	453,079	+0.01(+0.03%)
Feb 01, 2012	25.02	25.52	24.99	25.28	290,708	+0.34(+1.36%)
Jan 31, 2012	25.07	25.26	24.77	24.94	136,333	+0.08(+0.34%)
Jan 30, 2012	24.85	24.99	24.63	24.85	131,125	-0.13(-0.51%)
Jan 27, 2012	24.78	25.02	24.69	24.98	153,990	+0.10(+0.41%)
Jan 26, 2012	24.73	24.91	24.63	24.88	231,044	+0.23(+0.93%)
Jan 25, 2012	24.35	24.77	24.31	24.65	192,353	+0.28(+1.15%)
Jan 24, 2012	24.00	24.51	23.97	24.37	119,547	+0.22(+0.91%)
Jan 23, 2012	24.12	24.39	23.99	24.15	74,375	-0.03(-0.14%)
Jan 20, 2012	23.96	24.23	23.84	24.18	212,543	+0.25(+1.03%)
Jan 19, 2012	23.68	23.97	23.61	23.94	83,399	+0.33(+1.40%)
Jan 18, 2012	23.18	23.70	23.13	23.61	134,601	+0.36(+1.57%)
Jan 17, 2012	23.20	23.39	22.93	23.24	180,415	+0.22(+0.96%)
Jan 13, 2012	22.90	23.22	22.53	23.02	219,688	+0.12(+0.52%)
Jan 12, 2012	22.90	23.01	22.47	22.90	138,351	+0.12(+0.52%)
Jan 11, 2012	22.73	22.85	22.62	22.78	212,931	-0.03(-0.11%)
Jan 10, 2012	22.97	23.00	22.67	22.81	132,263	+0.08(+0.37%)
Jan 09, 2012	22.61	22.83	22.44	22.72	210,411	+0.14(+0.60%)
Jan 06, 2012	22.37	22.72	22.14	22.59	352,954	+0.14(+0.64%)
Jan 05, 2012	22.40	22.50	22.12	22.44	350,080	+0.02(+0.08%)
Jan 04, 2012	22.15	23.04	22.15	22.43	465,093	+0.65(+3.00%)
Dec 30, 2011	21.96	22.13	21.74	21.77	81,820	-0.04(-0.19%)
Dec 29, 2011	21.55	21.90	21.53	21.82	65,635	+0.27(+1.26%)
Dec 28, 2011	22.02	22.10	21.49	21.55	81,621	-0.41(-1.85%)
Dec 27, 2011	21.66	22.18	21.66	21.95	29,006	+0.20(+0.90%)
Dec 23, 2011	21.99	22.04	21.60	21.76	50,031	-0.04(-0.19%)
Dec 21, 2011	21.38	21.83	21.23	21.80	76,371	+0.42(+1.94%)
Dec 20, 2011	20.88	21.43	20.88	21.38	114,946	+0.87(+4.22%)
Dec 19, 2011	21.07	21.22	20.46	20.52	66,843	-0.41(-1.95%)
Dec 16, 2011	21.21	21.37	20.76	20.93	235,904	-0.13(-0.60%)
Dec 15, 2011	20.98	21.27	20.86	21.05	155,814	+0.31(+1.51%)
Dec 14, 2011	20.97	21.10	20.71	20.74	118,992	-0.37(-1.77%)
Dec 13, 2011	21.66	21.84	21.03	21.11	108,300	-0.39(-1.81%)
Dec 12, 2011	21.76	21.76	21.21	21.50	75,787	-0.46(-2.09%)
Dec 09, 2011	21.17	22.13	21.17	21.96	108,253	+0.87(+4.14%)
Dec 08, 2011	21.71	21.80	21.07	21.09	97,703	-1.03(-4.64%)
Dec 07, 2011	22.05	22.26	21.52	22.11	110,077	-0.05(-0.23%)
Dec 06, 2011	22.31	22.32	22.03	22.16	156,997	-0.17(-0.76%)
Dec 05, 2011	22.27	22.50	22.12	22.33	156,845	+0.37(+1.70%)
Dec 02, 2011	22.41	22.68	21.90	21.96	119,561	-0.20(-0.88%)
Dec 01, 2011	22.24	22.39	22.05	22.16	149,348	-0.14(-0.65%)
Nov 30, 2011	22.23	22.39	22.06	22.30	346,788	+0.73(+3.38%)
Nov 29, 2011	21.60	21.63	21.32	21.57	144,125	-0.01(-0.04%)
Nov 28, 2011	21.29	21.71	21.29	21.58	155,304	+0.86(+4.13%)
Nov 25, 2011	20.90	21.07	20.71	20.72	96,585	-0.25(-1.21%)
Nov 23, 2011	21.47	21.64	20.93	20.98	171,802	-0.59(-2.75%)
Nov 22, 2011	21.64	21.78	21.47	21.57	61,056	-0.08(-0.35%)
Nov 21, 2011	21.66	21.90	21.59	21.65	91,123	-0.38(-1.73%)
Nov 18, 2011	22.10	22.21	21.99	22.03	126,873	-0.08(-0.35%)
Nov 17, 2011	22.05	22.29	22.03	22.10	201,720	+0.03(+0.15%)
Nov 16, 2011	22.33	22.53	22.05	22.07	222,315	-0.42(-1.85%)
Nov 15, 2011	22.47	22.56	22.05	22.49	199,654	+0.00(+0.00%)
Nov 14, 2011	22.74	22.81	22.44	22.49	181,504	-0.42(-1.81%)
Nov 11, 2011	23.26	23.61	22.87	22.90	144,934	-0.25(-1.06%)
Nov 10, 2011	22.94	23.20	22.82	23.15	128,626	+0.48(+2.13%)
Nov 09, 2011	23.08	23.54	22.65	22.66	214,171	-0.94(-3.99%)
Nov 08, 2011	24.00	24.00	22.90	23.61	140,741	+0.62(+2.69%)
Nov 07, 2011	22.44	23.00	22.33	22.99	289,402	+0.59(+2.61%)
Nov 04, 2011	22.40	22.51	22.11	22.40	64,180	-0.20(-0.86%)
Nov 03, 2011	22.13	22.66	21.89	22.60	139,445	+0.70(+3.22%)
Nov 02, 2011	21.62	21.93	21.49	21.89	126,701	+0.51(+2.38%)
Nov 01, 2011	21.97	22.08	21.29	21.38	380,156	-0.90(-4.03%)
Oct 31, 2011	21.60	22.46	21.60	22.28	174,585	+0.28(+1.27%)
Oct 28, 2011	22.35	22.56	21.94	22.00	203,436	-0.46(-2.04%)
Oct 27, 2011	22.29	22.96	21.35	22.46	350,070	+0.13(+0.57%)
Oct 26, 2011	22.26	22.53	21.89	22.33	143,294	+0.38(+1.74%)
Oct 25, 2011	22.32	22.43	21.88	21.95	102,032	-0.56(-2.49%)
Oct 24, 2011	22.06	22.57	21.88	22.51	93,862	+0.54(+2.47%)
Oct 21, 2011	21.87	22.11	21.68	21.97	130,489	+0.32(+1.47%)
Oct 20, 2011	22.06	22.14	21.39	21.65	136,883	-0.34(-1.56%)
Oct 19, 2011	21.70	22.22	21.59	21.99	181,400	+0.31(+1.41%)
Oct 18, 2011	21.33	21.88	21.11	21.69	155,873	+0.39(+1.83%)
Oct 17, 2011	21.70	21.70	21.18	21.30	245,217	-0.59(-2.67%)
Oct 14, 2011	21.67	22.08	21.35	21.88	161,343	+0.50(+2.34%)
Oct 13, 2011	20.83	21.54	20.63	21.38	179,124	+0.47(+2.23%)
Oct 12, 2011	20.83	21.11	20.63	20.92	86,850	+0.31(+1.52%)
Oct 11, 2011	20.60	20.79	20.31	20.60	107,971	-0.06(-0.29%)
Oct 10, 2011	20.61	20.90	20.32	20.66	154,514	+0.44(+2.18%)
Oct 07, 2011	20.26	20.58	19.89	20.22	168,164	-0.02(-0.08%)
Oct 06, 2011	20.04	20.49	19.88	20.24	134,446	+0.03(+0.13%)
Oct 05, 2011	19.74	20.30	19.61	20.21	155,681	+0.48(+2.45%)
Oct 04, 2011	18.27	19.74	18.16	19.73	269,391	+1.31(+7.09%)
Oct 03, 2011	19.31	19.67	18.41	18.42	333,683	-1.09(-5.61%)
Sep 30, 2011	19.11	20.13	19.00	19.52	324,023	+0.07(+0.35%)
Sep 29, 2011	19.88	20.14	19.07	19.45	135,552	+0.03(+0.17%)
Sep 28, 2011	19.46	19.87	19.20	19.42	256,164	-0.12(-0.61%)
Sep 27, 2011	19.02	19.75	18.92	19.53	163,081	+0.91(+4.87%)
Sep 26, 2011	18.45	18.81	18.19	18.63	149,263	+0.33(+1.81%)
Sep 23, 2011	17.67	18.58	17.67	18.30	226,796	+0.64(+3.65%)
Sep 22, 2011	17.70	18.25	17.40	17.65	226,872	-0.59(-3.21%)
Sep 21, 2011	19.23	19.35	18.21	18.24	110,145	-0.96(-4.99%)
Sep 20, 2011	19.73	20.04	19.18	19.20	83,550	-0.43(-2.20%)
Sep 19, 2011	19.54	19.88	19.13	19.63	102,555	-0.31(-1.57%)
Sep 16, 2011	20.09	20.15	19.85	19.94	142,624	+0.01(+0.04%)
Sep 15, 2011	19.55	20.05	19.31	19.93	124,548	+0.41(+2.08%)
Sep 14, 2011	19.24	19.81	18.88	19.53	171,512	+0.50(+2.63%)
Sep 13, 2011	18.68	19.16	18.65	19.03	262,006	+0.42(+2.28%)
Sep 12, 2011	18.17	18.63	18.09	18.60	270,713	+0.09(+0.50%)
Sep 09, 2011	18.86	19.10	18.13	18.51	188,897	-0.58(-3.02%)
Sep 08, 2011	19.30	19.53	18.98	19.09	253,785	-0.38(-1.96%)
Sep 07, 2011	19.38	19.70	19.28	19.47	349,179	+0.43(+2.27%)
Sep 06, 2011	18.41	19.11	17.89	19.03	143,064	+0.03(+0.18%)
Sep 02, 2011	19.14	21.00	19.00	19.00	191,289	-0.56(-2.86%)
Sep 01, 2011	19.85	20.15	19.39	19.56	163,489	-0.33(-1.66%)
Aug 31, 2011	20.19	20.32	19.72	19.89	209,926	-0.14(-0.72%)
Aug 30, 2011	19.98	20.20	19.64	20.04	355,987	-0.07(-0.34%)
Aug 29, 2011	20.15	20.54	19.85	20.10	201,527	+0.22(+1.11%)
Aug 26, 2011	19.25	19.93	19.11	19.88	135,674	+0.49(+2.54%)
Aug 25, 2011	19.78	19.78	19.24	19.39	156,741	-0.28(-1.42%)
Aug 24, 2011	19.25	20.02	18.91	19.67	168,738	+0.05(+0.26%)
Aug 23, 2011	18.59	19.70	18.25	19.62	560,158	+1.09(+5.86%)
Aug 22, 2011	19.04	19.24	18.44	18.53	175,330	-0.04(-0.23%)
Aug 19, 2011	18.10	18.92	18.10	18.58	212,234	+0.14(+0.74%)
Aug 18, 2011	18.99	19.01	18.37	18.44	317,886	-1.09(-5.60%)
Aug 17, 2011	19.73	19.99	19.29	19.53	89,549	-0.10(-0.52%)
Aug 16, 2011	19.67	19.89	19.36	19.64	101,780	-0.26(-1.32%)
Aug 15, 2011	19.91	20.24	19.62	19.90	56,363	+0.18(+0.90%)
Aug 12, 2011	19.40	19.78	18.93	19.72	170,767	+0.48(+2.51%)
Aug 11, 2011	18.48	19.53	18.36	19.24	237,240	+0.85(+4.61%)
Aug 10, 2011	19.26	19.43	18.33	18.39	309,948	-1.32(-6.71%)
Aug 09, 2011	19.70	19.82	18.36	19.71	279,279	+0.90(+4.78%)
Aug 08, 2011	19.98	20.50	18.81	18.81	230,319	-1.68(-8.20%)
Aug 05, 2011	21.13	21.13	19.93	20.49	287,742	-0.33(-1.59%)
Aug 04, 2011	21.84	22.05	20.82	20.82	211,610	-1.19(-5.39%)
Aug 03, 2011	21.58	22.04	20.60	22.01	423,643	+0.59(+2.73%)
Aug 02, 2011	22.05	22.16	21.41	21.43	349,224	-0.64(-2.92%)

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