Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	21.43	21.71	21.40	21.71	50,588	+0.89(+4.27%)
Nov 29, 2011	20.74	20.93	20.74	20.82	58,429	+0.08(+0.38%)
Nov 28, 2011	20.76	20.86	20.60	20.75	293,834	+0.57(+2.83%)
Nov 25, 2011	20.17	20.38	20.11	20.17	18,559	-0.02(-0.12%)
Nov 23, 2011	20.48	20.52	20.19	20.20	101,921	-0.48(-2.34%)
Nov 22, 2011	20.75	20.82	20.55	20.68	34,258	-0.15(-0.72%)
Nov 21, 2011	20.86	20.91	20.59	20.83	112,000	-0.33(-1.57%)
Nov 18, 2011	21.32	21.32	21.13	21.17	41,787	-0.04(-0.19%)
Nov 17, 2011	21.56	21.63	21.09	21.21	341,390	-0.41(-1.91%)
Nov 16, 2011	21.81	22.05	21.62	21.62	35,568	-0.43(-1.94%)
Nov 15, 2011	21.84	22.15	21.77	22.05	34,085	+0.11(+0.51%)
Nov 14, 2011	22.13	22.13	21.84	21.94	18,618	-0.25(-1.11%)
Nov 11, 2011	21.95	22.23	21.95	22.18	45,545	+0.48(+2.19%)
Nov 10, 2011	21.81	21.81	21.49	21.71	47,648	+0.18(+0.85%)
Nov 09, 2011	21.83	21.93	21.48	21.52	124,131	-0.85(-3.80%)
Nov 08, 2011	22.25	22.38	22.02	22.37	102,294	+0.26(+1.18%)
Nov 07, 2011	22.05	22.11	21.74	22.11	167,585	+0.09(+0.40%)
Nov 04, 2011	21.90	22.03	21.67	22.02	73,755	-0.07(-0.32%)
Nov 03, 2011	21.85	22.12	21.56	22.09	81,173	+0.41(+1.90%)
Nov 02, 2011	21.67	21.76	21.49	21.68	101,982	+0.36(+1.67%)
Nov 01, 2011	21.03	21.55	21.03	21.32	251,066	-0.61(-2.79%)
Oct 31, 2011	22.23	22.25	21.91	21.94	116,903	-0.59(-2.61%)
Oct 28, 2011	22.37	22.54	22.37	22.52	61,518	+0.02(+0.11%)
Oct 27, 2011	22.37	22.64	22.12	22.50	176,648	+0.87(+4.00%)
Oct 26, 2011	21.69	21.75	21.28	21.63	83,852	+0.22(+1.03%)
Oct 25, 2011	21.82	21.82	21.39	21.41	118,890	-0.51(-2.31%)
Oct 24, 2011	21.59	21.94	21.59	21.92	183,497	+0.35(+1.62%)
Oct 21, 2011	21.39	21.57	21.32	21.57	81,153	+0.47(+2.21%)
Oct 20, 2011	20.99	21.13	20.71	21.10	50,706	+0.15(+0.72%)
Oct 19, 2011	21.34	21.35	20.94	20.95	19,713	-0.29(-1.38%)
Oct 18, 2011	20.74	21.35	20.58	21.25	49,669	+0.48(+2.29%)
Oct 17, 2011	21.17	21.17	20.75	20.77	72,827	-0.46(-2.17%)
Oct 14, 2011	21.11	21.23	20.97	21.23	33,749	+0.37(+1.77%)
Oct 13, 2011	20.82	20.94	20.60	20.86	40,650	-0.06(-0.28%)
Oct 12, 2011	20.91	21.14	20.84	20.92	95,077	+0.22(+1.07%)
Oct 11, 2011	20.59	20.73	20.54	20.70	37,431	+0.05(+0.23%)
Oct 10, 2011	20.43	20.66	20.41	20.65	46,532	+0.65(+3.25%)
Oct 07, 2011	20.25	20.27	19.89	20.00	160,220	-0.17(-0.87%)
Oct 06, 2011	19.72	20.17	19.66	20.17	146,256	+0.45(+2.29%)
Oct 05, 2011	19.41	19.75	19.19	19.72	362,571	+0.39(+2.01%)
Oct 04, 2011	18.56	19.34	18.40	19.33	317,991	+0.54(+2.87%)
Oct 03, 2011	19.27	19.47	18.79	18.79	135,924	-0.67(-3.43%)
Sep 30, 2011	19.71	19.84	19.46	19.46	66,499	-0.54(-2.70%)
Sep 29, 2011	20.27	20.29	19.66	20.00	32,825	+0.11(+0.56%)
Sep 28, 2011	20.45	20.52	19.89	19.89	69,641	-0.51(-2.49%)
Sep 27, 2011	20.59	20.76	20.31	20.40	144,817	+0.21(+1.02%)
Sep 26, 2011	19.96	20.19	19.59	20.19	103,221	+0.48(+2.42%)
Sep 23, 2011	19.48	19.81	19.46	19.71	159,077	+0.15(+0.77%)
Sep 22, 2011	19.59	19.81	19.29	19.56	226,592	-0.66(-3.26%)
Sep 21, 2011	20.90	20.92	20.22	20.22	53,083	-0.67(-3.23%)
Sep 20, 2011	21.09	21.28	20.90	20.90	66,564	-0.09(-0.43%)
Sep 19, 2011	20.79	21.08	20.74	20.99	79,579	-0.19(-0.88%)
Sep 16, 2011	21.17	21.28	21.04	21.17	88,442	+0.07(+0.34%)
Sep 15, 2011	20.95	21.12	20.81	21.10	54,630	+0.33(+1.61%)
Sep 14, 2011	20.53	21.02	20.26	20.77	40,915	+0.28(+1.36%)
Sep 13, 2011	20.29	20.51	20.16	20.49	797,107	+0.31(+1.53%)
Sep 12, 2011	19.78	20.20	19.74	20.18	131,711	+0.10(+0.51%)
Sep 09, 2011	20.35	20.41	19.96	20.08	103,712	-0.53(-2.58%)
Sep 08, 2011	20.76	20.91	20.53	20.61	77,664	-0.24(-1.14%)
Sep 07, 2011	20.56	20.85	20.48	20.85	55,168	+0.64(+3.18%)
Sep 06, 2011	19.79	20.23	19.68	20.21	155,919	-0.16(-0.78%)
Sep 02, 2011	20.44	20.59	20.28	20.36	432,824	-0.56(-2.66%)
Sep 01, 2011	21.20	21.24	20.92	20.92	117,098	-0.27(-1.27%)
Aug 31, 2011	21.19	21.43	21.06	21.19	434,218	+0.10(+0.49%)
Aug 30, 2011	20.94	21.21	20.81	21.09	102,108	+0.08(+0.38%)
Aug 29, 2011	20.65	21.01	20.63	21.01	103,390	+0.67(+3.32%)
Aug 26, 2011	19.84	20.39	19.56	20.33	272,067	+0.37(+1.87%)
Aug 25, 2011	20.44	20.44	19.90	19.96	80,105	-0.39(-1.91%)
Aug 24, 2011	19.98	20.35	19.94	20.35	145,108	+0.29(+1.46%)
Aug 23, 2011	19.43	20.05	19.32	20.05	83,053	+0.73(+3.78%)
Aug 22, 2011	19.75	19.75	19.26	19.32	130,102	+0.03(+0.16%)
Aug 19, 2011	19.31	19.86	19.26	19.29	444,755	-0.33(-1.66%)
Aug 18, 2011	19.99	19.99	19.44	19.62	193,805	-0.98(-4.78%)
Aug 17, 2011	20.71	20.91	20.47	20.60	117,347	-0.05(-0.23%)
Aug 16, 2011	20.68	20.85	20.44	20.65	230,010	-0.22(-1.06%)
Aug 15, 2011	20.55	20.88	20.55	20.87	158,936	+0.47(+2.29%)
Aug 12, 2011	20.43	20.58	20.24	20.40	186,095	+0.12(+0.59%)
Aug 11, 2011	19.47	20.52	19.46	20.28	222,270	+0.96(+4.99%)
Aug 10, 2011	19.65	20.00	19.31	19.32	290,263	-0.81(-4.04%)
Aug 09, 2011	20.52	20.13	18.87	20.13	284,622	+0.98(+5.11%)
Aug 08, 2011	20.05	20.30	19.12	19.15	480,933	-1.50(-7.28%)
Aug 05, 2011	21.02	21.02	20.07	20.66	542,231	+0.00(+0.00%)
Aug 04, 2011	21.48	21.49	20.64	20.66	490,501	-1.12(-5.14%)
Aug 03, 2011	21.70	21.80	21.28	21.78	443,892	+0.10(+0.48%)
Aug 02, 2011	22.18	22.30	21.67	21.67	373,774	-0.71(-3.16%)
Aug 01, 2011	22.77	22.79	22.18	22.38	374,060	-0.14(-0.63%)
Jul 29, 2011	22.38	22.72	22.25	22.52	261,305	-0.11(-0.49%)
Jul 28, 2011	22.76	22.91	22.62	22.63	105,876	-0.09(-0.38%)
Jul 27, 2011	23.13	23.13	22.70	22.72	110,670	-0.54(-2.32%)
Jul 26, 2011	23.33	23.37	23.20	23.26	150,698	-0.05(-0.20%)
Jul 25, 2011	23.32	23.45	23.28	23.31	415,381	-0.20(-0.84%)
Jul 22, 2011	23.49	23.52	23.46	23.51	97,418	+0.01(+0.03%)
Jul 21, 2011	23.32	23.53	23.26	23.50	272,935	+0.33(+1.40%)
Jul 20, 2011	23.29	23.29	23.13	23.17	115,819	-0.06(-0.27%)
Jul 19, 2011	22.98	23.26	22.98	23.24	34,719	+0.40(+1.74%)
Jul 18, 2011	22.97	22.98	22.71	22.84	34,173	-0.25(-1.07%)
Jul 15, 2011	23.11	23.11	22.93	23.09	64,601	+0.07(+0.31%)
Jul 14, 2011	23.38	23.38	22.97	23.02	220,863	-0.20(-0.85%)
Jul 13, 2011	23.24	23.46	23.19	23.21	97,405	+0.04(+0.17%)
Jul 12, 2011	23.23	23.37	23.17	23.17	44,851	-0.12(-0.51%)
Jul 11, 2011	23.48	23.51	23.24	23.29	67,549	-0.48(-2.04%)
Jul 08, 2011	23.78	23.78	23.57	23.78	258,839	-0.21(-0.86%)
Jul 07, 2011	23.90	24.05	23.88	23.98	242,165	+0.29(+1.21%)
Jul 06, 2011	23.67	23.73	23.56	23.70	172,237	+0.00(+0.00%)
Jul 05, 2011	23.74	23.75	23.63	23.70	60,833	-0.06(-0.23%)
Jul 01, 2011	23.37	23.77	23.31	23.75	235,038	+0.35(+1.49%)
Jun 30, 2011	23.25	23.43	23.24	23.40	203,489	+0.22(+0.96%)
Jun 29, 2011	23.10	23.23	23.02	23.18	90,674	+0.17(+0.76%)
Jun 28, 2011	22.74	23.01	22.74	23.01	86,765	+0.35(+1.54%)
Jun 27, 2011	22.42	22.71	22.42	22.66	44,702	+0.17(+0.78%)
Jun 24, 2011	22.73	22.75	22.44	22.48	88,493	-0.25(-1.12%)
Jun 23, 2011	22.43	22.74	22.36	22.74	219,595	-0.05(-0.21%)
Jun 22, 2011	22.85	22.99	22.77	22.78	182,155	-0.16(-0.69%)
Jun 21, 2011	22.64	22.97	22.64	22.94	121,917	+0.40(+1.79%)
Jun 20, 2011	22.54	22.59	22.51	22.54	57,146	+0.12(+0.54%)
Jun 17, 2011	22.53	22.56	22.39	22.42	108,765	+0.08(+0.34%)
Jun 16, 2011	22.34	22.46	22.13	22.34	608,010	+0.05(+0.21%)
Jun 15, 2011	22.56	22.64	22.26	22.30	102,203	-0.43(-1.88%)
Jun 14, 2011	22.55	22.82	22.55	22.72	298,114	+0.37(+1.66%)
Jun 13, 2011	22.49	22.53	22.26	22.35	121,173	-0.07(-0.32%)
Jun 10, 2011	22.64	22.69	22.37	22.42	252,401	-0.35(-1.53%)
Jun 09, 2011	22.61	22.83	22.56	22.77	224,827	+0.23(+1.02%)
Jun 08, 2011	22.66	22.68	22.49	22.54	250,986	-0.17(-0.73%)
Jun 07, 2011	22.80	22.91	22.71	22.71	129,889	+0.01(+0.03%)
Jun 06, 2011	22.97	22.98	22.70	22.70	85,688	-0.29(-1.27%)
Jun 03, 2011	22.99	23.18	22.92	22.99	67,224	-0.33(-1.42%)
May 24, 2011	23.47	23.50	23.28	23.32	72,192	-0.06(-0.24%)
May 23, 2011	23.43	23.43	23.29	23.38	174,803	-0.31(-1.30%)
May 20, 2011	23.81	23.81	23.59	23.69	55,427	-0.16(-0.66%)
May 19, 2011	23.91	23.91	23.73	23.85	46,132	+0.02(+0.10%)
May 18, 2011	23.59	23.84	23.58	23.82	108,664	+0.28(+1.17%)
May 17, 2011	23.48	23.61	23.36	23.54	140,793	-0.07(-0.30%)
May 16, 2011	23.68	23.84	23.57	23.62	34,930	-0.15(-0.63%)
May 13, 2011	23.99	24.03	23.69	23.77	39,879	-0.19(-0.79%)
May 12, 2011	23.79	23.96	23.62	23.96	74,047	+0.17(+0.73%)
May 11, 2011	24.01	24.01	23.68	23.78	224,859	-0.28(-1.15%)
May 10, 2011	23.85	24.11	23.85	24.06	84,557	+0.24(+1.03%)
May 09, 2011	23.69	23.84	23.66	23.81	36,273	+0.14(+0.60%)
May 06, 2011	23.82	23.92	23.57	23.67	50,059	+0.10(+0.44%)
May 05, 2011	23.56	23.77	23.47	23.57	46,552	-0.09(-0.37%)
May 04, 2011	23.88	23.88	23.51	23.66	87,697	-0.20(-0.83%)
May 03, 2011	23.98	23.98	23.73	23.85	113,464	-0.17(-0.72%)
May 02, 2011	23.99	24.03	23.99	24.03	48,547	-0.06(-0.23%)
Apr 29, 2011	24.07	24.11	23.96	24.08	88,706	+0.08(+0.33%)
Apr 28, 2011	23.93	24.03	23.91	24.00	132,715	+0.02(+0.07%)
Apr 27, 2011	23.88	24.02	23.78	23.99	112,953	+0.13(+0.53%)
Apr 26, 2011	23.70	23.92	23.70	23.86	80,625	+0.19(+0.80%)
Apr 25, 2011	23.70	23.70	23.59	23.67	90,295	-0.02(-0.10%)
Apr 21, 2011	23.68	23.72	23.63	23.70	59,409	+0.10(+0.44%)
Apr 20, 2011	23.52	23.62	23.52	23.59	80,311	+0.40(+1.70%)
Apr 19, 2011	23.11	23.20	23.04	23.20	47,394	+0.13(+0.58%)
Apr 18, 2011	23.14	23.17	22.90	23.06	95,829	-0.32(-1.39%)
Apr 15, 2011	23.19	23.41	23.18	23.39	78,235	+0.16(+0.68%)
Apr 14, 2011	23.11	23.24	23.00	23.23	30,112	+0.02(+0.07%)
Apr 13, 2011	23.28	23.30	23.11	23.21	140,943	+0.06(+0.24%)
Apr 12, 2011	23.20	23.24	23.06	23.16	103,446	-0.18(-0.78%)
Apr 11, 2011	23.47	23.52	23.27	23.34	51,737	-0.13(-0.57%)
Apr 08, 2011	23.66	23.74	23.36	23.47	68,502	-0.13(-0.54%)
Apr 07, 2011	23.63	23.70	23.54	23.60	59,329	-0.03(-0.15%)
Apr 06, 2011	23.72	23.72	23.56	23.64	151,545	+0.02(+0.08%)
Apr 05, 2011	23.47	23.73	23.47	23.62	105,086	+0.08(+0.34%)
Apr 04, 2011	23.57	23.62	23.47	23.54	156,825	-0.03(-0.13%)
Apr 01, 2011	23.63	23.66	23.51	23.57	96,419	+0.13(+0.54%)
Mar 31, 2011	23.43	23.49	23.34	23.44	79,014	-0.01(-0.03%)
Mar 30, 2011	23.33	23.49	23.33	23.45	109,992	+0.20(+0.85%)
Mar 29, 2011	23.09	23.25	22.95	23.25	617,625	+0.20(+0.86%)
Mar 28, 2011	23.17	23.24	23.05	23.05	455,927	-0.09(-0.38%)
Mar 25, 2011	23.11	23.24	23.07	23.14	413,947	+0.10(+0.45%)
Mar 24, 2011	22.91	23.07	22.84	23.04	54,904	+0.25(+1.11%)
Mar 23, 2011	22.66	22.84	22.51	22.79	48,658	+0.09(+0.38%)
Mar 22, 2011	22.83	22.85	22.68	22.70	133,569	-0.13(-0.55%)
Mar 21, 2011	22.82	22.83	22.77	22.83	65,276	+0.37(+1.65%)
Mar 18, 2011	22.62	22.63	22.42	22.45	57,711	+0.09(+0.42%)
Mar 17, 2011	22.44	22.50	22.28	22.36	71,754	+0.23(+1.04%)
Mar 16, 2011	22.43	22.54	21.96	22.13	57,730	-0.35(-1.55%)
Mar 15, 2011	22.34	22.60	22.33	22.48	206,962	-0.23(-1.01%)
Mar 14, 2011	22.68	22.79	22.50	22.71	155,916	-0.16(-0.69%)
Mar 11, 2011	22.50	22.91	22.50	22.87	71,859	+0.22(+0.99%)
Mar 10, 2011	22.80	22.84	22.63	22.64	375,080	-0.43(-1.88%)
Mar 09, 2011	23.03	23.13	22.97	23.07	32,922	-0.06(-0.27%)
Mar 08, 2011	22.99	23.20	22.84	23.14	75,690	+0.21(+0.91%)
Mar 07, 2011	23.31	23.31	22.79	22.93	127,569	-0.25(-1.09%)
Mar 04, 2011	23.32	23.33	23.02	23.18	93,905	-0.15(-0.64%)
Mar 03, 2011	23.15	23.34	23.15	23.33	78,609	+0.45(+1.95%)
Mar 02, 2011	22.84	23.01	22.79	22.89	68,664	+0.07(+0.30%)
Mar 01, 2011	23.38	23.38	22.81	22.82	220,910	-0.40(-1.70%)
Feb 28, 2011	23.22	23.24	23.05	23.21	42,193	+0.12(+0.51%)
Feb 25, 2011	22.95	23.09	22.90	23.09	65,930	+0.33(+1.46%)
Feb 24, 2011	22.79	22.87	22.53	22.76	50,872	+0.02(+0.10%)
Feb 23, 2011	22.94	22.99	22.54	22.74	79,108	-0.19(-0.83%)
Feb 22, 2011	23.35	23.41	22.91	22.93	97,593	-0.62(-2.62%)
Feb 18, 2011	23.56	23.58	23.45	23.54	80,339	+0.02(+0.07%)
Feb 17, 2011	23.42	23.54	23.34	23.53	48,627	+0.11(+0.47%)
Feb 16, 2011	23.35	23.45	23.28	23.42	125,647	+0.21(+0.89%)
Feb 15, 2011	23.28	23.28	23.16	23.21	132,686	-0.10(-0.44%)
Feb 14, 2011	23.31	23.32	23.24	23.32	157,066	+0.06(+0.24%)
Feb 11, 2011	23.08	23.30	23.06	23.26	171,696	+0.13(+0.58%)
Feb 10, 2011	22.94	23.14	22.90	23.13	81,508	+0.11(+0.48%)
Feb 09, 2011	23.04	23.08	22.94	23.02	263,512	-0.04(-0.16%)
Feb 08, 2011	22.99	23.06	22.90	23.05	137,103	+0.09(+0.40%)
Feb 07, 2011	22.94	23.04	22.85	22.96	186,112	+0.12(+0.52%)
Feb 04, 2011	22.72	22.84	22.65	22.84	48,410	+0.16(+0.70%)
Feb 03, 2011	22.59	22.70	22.46	22.68	98,901	+0.12(+0.53%)
Feb 02, 2011	22.55	22.62	22.55	22.56	42,290	-0.07(-0.31%)
Feb 01, 2011	22.41	22.64	22.41	22.64	113,615	+0.38(+1.70%)
Jan 31, 2011	22.13	22.30	22.13	22.26	67,860	+0.19(+0.86%)
Jan 28, 2011	22.56	22.56	22.04	22.07	112,738	-0.44(-1.97%)
Jan 27, 2011	22.40	22.53	22.40	22.51	291,713	+0.11(+0.49%)
Jan 26, 2011	22.26	22.43	22.26	22.40	63,922	+0.20(+0.89%)
Jan 25, 2011	22.14	22.24	22.02	22.20	103,083	-0.02(-0.11%)
Jan 24, 2011	22.07	22.23	22.07	22.23	55,532	+0.14(+0.62%)
Jan 21, 2011	22.29	22.29	22.07	22.09	79,663	-0.00(-0.01%)
Jan 20, 2011	22.07	22.13	21.92	22.09	100,775	-0.06(-0.29%)
Jan 19, 2011	22.42	22.42	22.08	22.15	109,787	-0.28(-1.23%)
Jan 18, 2011	22.39	22.47	22.34	22.43	48,309	+0.08(+0.35%)
Jan 14, 2011	22.18	22.38	22.18	22.35	228,528	+0.13(+0.60%)
Jan 13, 2011	22.25	22.28	22.15	22.22	101,224	-0.01(-0.03%)
Jan 12, 2011	22.23	22.27	22.15	22.22	76,753	+0.17(+0.78%)
Jan 11, 2011	22.02	22.09	21.96	22.05	30,785	+0.07(+0.34%)
Jan 10, 2011	21.92	22.00	21.74	21.98	52,338	+0.00(+0.02%)
Jan 07, 2011	22.07	22.07	21.79	21.97	471,661	-0.02(-0.07%)
Jan 06, 2011	22.04	22.05	21.94	21.99	110,276	-0.04(-0.17%)
Jan 05, 2011	21.89	22.06	21.89	22.03	66,789	+0.08(+0.35%)
Jan 04, 2011	22.11	22.11	21.81	21.95	88,560	-0.09(-0.39%)
Jan 03, 2011	21.93	22.11	21.93	22.04	216,714	+0.24(+1.09%)
Dec 31, 2010	21.81	21.82	21.73	21.80	26,541	-0.02(-0.11%)
Dec 30, 2010	21.82	21.85	21.77	21.82	81,360	+0.00(+0.00%)
Dec 29, 2010	21.86	21.86	21.79	21.82	115,418	+0.03(+0.15%)
Dec 28, 2010	21.77	21.80	21.74	21.79	39,345	-0.03(-0.14%)
Dec 27, 2010	21.77	21.83	21.70	21.82	51,327	-0.01(-0.04%)
Dec 23, 2010	21.82	21.85	21.78	21.83	25,501	-0.05(-0.22%)
Dec 22, 2010	21.86	21.88	21.81	21.88	44,621	+0.05(+0.22%)
Dec 21, 2010	21.80	21.85	21.75	21.83	38,851	+0.13(+0.59%)
Dec 20, 2010	21.80	21.80	21.58	21.70	72,793	+0.07(+0.33%)
Dec 17, 2010	21.59	21.65	21.54	21.63	65,284	+0.04(+0.18%)
Dec 16, 2010	21.52	21.59	21.35	21.59	54,792	+0.15(+0.70%)
Dec 15, 2010	21.51	21.58	21.40	21.44	41,065	-0.09(-0.40%)
Dec 14, 2010	21.58	21.62	21.48	21.53	61,679	-0.02(-0.07%)
Dec 13, 2010	21.70	21.70	21.54	21.54	40,996	-0.02(-0.11%)
Dec 10, 2010	21.49	21.58	21.45	21.57	28,425	+0.15(+0.70%)
Dec 09, 2010	21.49	21.49	21.37	21.42	101,766	+0.06(+0.29%)
Dec 08, 2010	21.36	21.42	21.25	21.35	87,131	+0.02(+0.09%)
Dec 07, 2010	21.57	21.57	21.33	21.34	109,722	+0.02(+0.10%)
Dec 06, 2010	21.31	21.34	21.24	21.32	56,930	-0.02(-0.07%)
Dec 03, 2010	21.21	21.35	21.19	21.33	42,171	+0.06(+0.30%)
Dec 02, 2010	21.03	21.27	21.03	21.27	43,147	+0.28(+1.31%)

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