Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2012	20.03	20.06	19.93	19.97	26,141	-0.08(-0.38%)
Nov 29, 2012	20.01	20.11	19.95	20.05	18,931	+0.12(+0.62%)
Nov 28, 2012	19.70	19.93	19.53	19.92	25,437	+0.16(+0.82%)
Nov 27, 2012	19.80	19.90	19.75	19.76	52,859	-0.03(-0.14%)
Nov 26, 2012	19.70	19.80	19.63	19.79	30,839	+0.06(+0.29%)
Nov 23, 2012	19.51	19.73	19.51	19.73	46,010	+0.30(+1.52%)
Nov 21, 2012	19.32	19.47	19.32	19.44	44,267	+0.14(+0.74%)
Nov 20, 2012	19.30	19.35	19.22	19.30	31,362	-0.04(-0.20%)
Nov 19, 2012	19.03	19.34	19.03	19.33	51,854	+0.40(+2.11%)
Nov 16, 2012	18.93	18.96	18.70	18.93	58,842	+0.05(+0.25%)
Nov 15, 2012	18.97	19.06	18.80	18.89	160,300	-0.10(-0.55%)
Nov 14, 2012	19.33	19.40	18.93	18.99	261,540	-0.30(-1.58%)
Nov 13, 2012	19.27	19.42	19.20	19.30	124,082	-0.07(-0.34%)
Nov 12, 2012	19.38	19.44	19.26	19.36	54,651	+0.01(+0.05%)
Nov 09, 2012	19.29	19.54	19.28	19.35	57,461	+0.02(+0.10%)
Nov 08, 2012	19.56	19.61	19.32	19.33	102,899	-0.25(-1.25%)
Nov 07, 2012	19.94	19.94	19.52	19.58	395,784	-0.56(-2.80%)
Nov 06, 2012	19.83	20.18	19.83	20.14	40,013	+0.31(+1.58%)
Nov 05, 2012	19.62	19.88	19.61	19.83	127,179	+0.17(+0.87%)
Nov 02, 2012	19.93	19.93	19.65	19.66	234,153	-0.22(-1.10%)
Nov 01, 2012	19.32	19.88	19.30	19.88	132,633	+0.58(+3.01%)
Oct 31, 2012	19.46	19.46	19.21	19.30	2,863,197	-0.11(-0.59%)
Oct 26, 2012	19.43	19.41	19.41	19.41	37,186	-0.06(-0.29%)
Oct 25, 2012	19.58	19.62	19.32	19.47	170,535	+0.05(+0.25%)
Oct 24, 2012	19.62	19.70	19.35	19.42	68,232	-0.12(-0.63%)
Oct 23, 2012	19.37	19.61	19.30	19.54	79,372	-0.03(-0.15%)
Oct 19, 2012	19.91	19.91	19.55	19.57	63,849	-0.35(-1.77%)
Oct 18, 2012	20.12	20.16	19.90	19.92	147,706	-0.25(-1.23%)
Oct 17, 2012	20.19	20.25	20.10	20.17	70,299	-0.10(-0.47%)
Oct 16, 2012	19.96	20.27	19.96	20.27	78,095	+0.35(+1.77%)
Oct 15, 2012	19.86	19.93	19.73	19.91	47,770	+0.11(+0.58%)
Oct 12, 2012	19.85	19.90	19.72	19.80	41,258	-0.05(-0.24%)
Oct 11, 2012	19.94	20.04	19.84	19.85	83,255	+0.04(+0.19%)
Oct 10, 2012	19.98	19.99	19.78	19.81	182,814	-0.24(-1.19%)
Oct 09, 2012	20.37	20.37	20.04	20.05	94,005	-0.34(-1.68%)
Oct 08, 2012	20.42	20.51	20.34	20.39	26,111	-0.13(-0.65%)
Oct 05, 2012	20.60	20.73	20.47	20.52	53,339	+0.00(+0.00%)
Oct 04, 2012	20.43	20.52	20.36	20.52	36,982	+0.10(+0.51%)
Oct 03, 2012	20.50	20.55	20.38	20.42	93,156	-0.04(-0.19%)
Oct 02, 2012	20.47	20.52	20.35	20.46	33,534	+0.08(+0.37%)
Oct 01, 2012	20.60	20.65	20.33	20.38	734,288	-0.13(-0.65%)
Sep 28, 2012	20.56	20.61	20.48	20.51	48,635	-0.13(-0.65%)
Sep 27, 2012	20.39	20.68	20.34	20.65	253,930	+0.31(+1.54%)
Sep 26, 2012	20.52	20.52	20.11	20.33	111,872	-0.20(-0.97%)
Sep 25, 2012	20.99	21.00	20.51	20.53	100,664	-0.34(-1.64%)
Sep 24, 2012	21.01	21.01	20.83	20.88	137,630	-0.25(-1.17%)
Sep 21, 2012	21.27	21.32	21.11	21.12	133,514	+0.01(+0.04%)
Sep 20, 2012	21.23	21.23	21.07	21.11	107,081	-0.23(-1.07%)
Sep 19, 2012	21.37	21.41	21.32	21.34	98,794	-0.02(-0.09%)
Sep 18, 2012	21.40	21.44	21.30	21.36	78,342	-0.10(-0.49%)
Sep 17, 2012	21.67	21.67	21.41	21.47	351,976	-0.22(-1.01%)
Sep 14, 2012	21.50	21.74	21.50	21.69	92,552	+0.26(+1.20%)
Sep 13, 2012	21.29	21.54	21.16	21.43	121,125	+0.19(+0.90%)
Sep 12, 2012	21.24	21.32	21.17	21.24	47,989	+0.05(+0.22%)
Sep 11, 2012	21.14	21.27	21.09	21.19	83,144	+0.09(+0.41%)
Sep 10, 2012	21.28	21.36	21.10	21.10	69,979	-0.22(-1.03%)
Sep 07, 2012	21.35	21.43	21.23	21.32	130,631	-0.08(-0.36%)
Sep 06, 2012	20.95	21.43	20.95	21.40	160,047	+0.56(+2.70%)
Sep 05, 2012	20.81	20.89	20.72	20.84	729,076	+0.00(+0.00%)
Sep 04, 2012	20.71	20.90	20.58	20.84	47,307	+0.10(+0.50%)
Aug 31, 2012	20.75	20.81	20.51	20.73	34,500	+0.16(+0.79%)
Aug 30, 2012	20.75	20.75	20.55	20.57	51,399	-0.29(-1.37%)
Aug 29, 2012	20.84	20.92	20.70	20.86	48,276	+0.10(+0.49%)
Aug 27, 2012	20.89	20.92	20.73	20.76	54,676	-0.04(-0.21%)
Aug 24, 2012	20.75	20.86	20.65	20.80	37,716	+0.03(+0.14%)
Aug 23, 2012	20.86	20.86	20.68	20.77	32,940	-0.13(-0.64%)
Aug 22, 2012	21.02	21.02	20.80	20.90	128,476	-0.12(-0.56%)
Aug 21, 2012	21.10	21.21	20.93	21.02	73,134	-0.01(-0.03%)
Aug 20, 2012	21.06	21.06	20.90	21.03	44,016	-0.09(-0.41%)
Aug 17, 2012	21.07	21.11	21.01	21.11	121,053	+0.03(+0.14%)
Aug 16, 2012	20.83	21.12	20.83	21.09	109,356	+0.32(+1.56%)
Aug 15, 2012	20.64	20.80	20.64	20.76	32,434	+0.12(+0.60%)
Aug 14, 2012	20.90	20.90	20.57	20.64	82,793	-0.20(-0.96%)
Aug 13, 2012	20.86	20.87	20.65	20.84	29,938	-0.04(-0.18%)
Aug 10, 2012	20.76	20.89	20.71	20.88	46,370	+0.04(+0.18%)
Aug 09, 2012	20.68	20.86	20.68	20.84	52,496	+0.15(+0.74%)
Aug 08, 2012	20.65	20.73	20.59	20.69	125,272	+0.00(+0.00%)
Aug 07, 2012	20.51	20.80	20.51	20.69	175,193	+0.30(+1.45%)
Aug 06, 2012	20.22	20.48	20.22	20.39	85,068	+0.23(+1.13%)
Aug 03, 2012	19.91	20.23	19.91	20.16	111,046	+0.50(+2.57%)
Aug 02, 2012	19.59	19.86	19.49	19.66	119,683	-0.12(-0.63%)
Aug 01, 2012	20.05	20.05	19.76	19.78	127,979	-0.17(-0.86%)
Jul 31, 2012	19.98	20.13	19.94	19.95	55,513	-0.01(-0.05%)
Jul 30, 2012	20.16	20.22	19.88	19.96	157,165	-0.21(-1.04%)
Jul 27, 2012	19.77	20.21	19.73	20.17	70,184	+0.53(+2.71%)
Jul 26, 2012	19.41	19.71	19.41	19.64	106,166	+0.58(+3.05%)
Jul 25, 2012	18.90	19.17	18.90	19.06	119,866	+0.21(+1.11%)
Jul 24, 2012	19.09	19.09	18.70	18.85	272,088	-0.20(-1.05%)
Jul 23, 2012	19.00	19.10	18.74	19.05	44,204	-0.29(-1.51%)
Jul 20, 2012	19.58	19.58	19.32	19.34	69,327	-0.28(-1.43%)
Jul 19, 2012	19.50	19.70	19.49	19.62	101,573	+0.23(+1.18%)
Jul 18, 2012	18.90	19.47	18.90	19.39	60,760	+0.48(+2.52%)
Jul 17, 2012	19.01	19.03	18.69	18.92	74,299	+0.01(+0.05%)
Jul 16, 2012	18.96	18.99	18.82	18.91	173,029	-0.11(-0.60%)
Jul 13, 2012	18.90	19.06	18.89	19.02	42,669	+0.19(+1.01%)
Jul 12, 2012	18.87	18.92	18.64	18.83	139,870	-0.17(-0.90%)
Jul 11, 2012	19.10	19.18	18.89	19.00	145,591	-0.10(-0.50%)
Jul 10, 2012	19.41	19.54	19.00	19.10	133,508	-0.26(-1.33%)
Jul 09, 2012	19.55	19.56	19.26	19.35	999,737	-0.22(-1.12%)
Jul 06, 2012	19.88	19.89	19.44	19.57	164,112	-0.55(-2.74%)
Jul 05, 2012	20.10	20.21	19.92	20.12	122,458	-0.03(-0.14%)
Jul 03, 2012	19.87	20.15	19.86	20.15	76,879	+0.30(+1.53%)
Jul 02, 2012	19.90	19.95	19.71	19.85	595,641	+0.00(+0.00%)
Jun 29, 2012	19.49	19.86	19.49	19.85	134,230	+0.77(+4.04%)
Jun 28, 2012	19.13	19.19	18.80	19.08	162,370	-0.22(-1.13%)
Jun 27, 2012	19.19	19.35	19.12	19.30	125,014	+0.20(+1.05%)
Jun 26, 2012	19.06	19.18	18.94	19.10	382,925	+0.08(+0.40%)
Jun 25, 2012	19.35	19.35	18.96	19.02	85,708	-0.54(-2.77%)
Jun 22, 2012	19.41	19.58	19.37	19.56	277,089	+0.27(+1.38%)
Jun 21, 2012	19.96	19.96	19.28	19.30	59,885	-0.68(-3.43%)
Jun 20, 2012	19.93	20.09	19.82	19.98	133,200	+0.07(+0.33%)
Jun 19, 2012	19.89	19.98	19.87	19.91	151,451	+0.16(+0.82%)
Jun 18, 2012	19.45	19.82	19.45	19.75	76,817	+0.21(+1.07%)
Jun 15, 2012	19.20	19.55	19.20	19.54	159,487	+0.38(+1.99%)
Jun 14, 2012	19.24	19.26	19.01	19.16	278,195	-0.06(-0.30%)
Jun 13, 2012	19.41	19.52	19.16	19.22	84,327	-0.20(-1.04%)
Jun 12, 2012	19.21	19.46	19.12	19.42	145,696	+0.27(+1.41%)
Jun 11, 2012	19.81	19.81	19.13	19.15	484,017	-0.45(-2.28%)
Jun 08, 2012	19.41	19.67	19.29	19.60	77,877	+0.19(+0.98%)
Jun 07, 2012	19.84	19.84	19.39	19.41	275,448	-0.17(-0.87%)
Jun 06, 2012	19.18	19.65	19.18	19.58	592,967	+0.49(+2.59%)
Jun 05, 2012	18.69	19.09	18.69	19.09	131,880	+0.37(+1.98%)
Jun 04, 2012	18.75	18.88	18.47	18.72	334,257	+0.00(+0.00%)
Jun 01, 2012	19.02	19.04	18.69	18.72	259,149	-0.70(-3.63%)
May 31, 2012	19.54	19.54	19.16	19.42	294,583	-0.13(-0.68%)
May 30, 2012	19.70	19.70	19.46	19.55	108,377	-0.29(-1.49%)
May 29, 2012	19.74	19.91	19.68	19.85	48,778	+0.26(+1.31%)
May 25, 2012	19.52	19.67	19.52	19.59	126,714	+0.06(+0.29%)
May 24, 2012	19.87	19.87	19.40	19.53	62,019	-0.31(-1.58%)
May 23, 2012	19.50	19.87	19.40	19.85	159,963	+0.05(+0.24%)
May 22, 2012	19.81	19.94	19.68	19.80	129,055	-0.02(-0.10%)
May 21, 2012	19.30	19.83	19.23	19.82	88,373	+0.60(+3.15%)
May 18, 2012	19.81	19.81	19.21	19.21	108,545	-0.45(-2.29%)
May 17, 2012	20.08	20.08	19.66	19.67	281,018	-0.42(-2.09%)
May 16, 2012	20.47	20.54	20.07	20.09	83,876	-0.33(-1.63%)
May 15, 2012	20.48	20.71	20.35	20.42	165,249	-0.04(-0.19%)
May 14, 2012	20.44	20.59	20.34	20.46	600,961	-0.18(-0.88%)
May 11, 2012	20.68	20.88	20.62	20.64	87,913	+0.06(+0.28%)
May 10, 2012	20.93	20.93	20.50	20.58	201,216	-0.21(-1.01%)
May 09, 2012	20.56	20.88	20.38	20.79	162,622	-0.02(-0.09%)
May 08, 2012	20.85	20.85	20.40	20.81	192,138	-0.15(-0.73%)
May 07, 2012	21.02	21.11	20.94	20.96	680,305	-0.21(-0.99%)
May 04, 2012	21.52	21.52	21.08	21.17	935,298	-0.49(-2.24%)
May 03, 2012	22.04	22.12	21.63	21.66	97,401	-0.42(-1.90%)
May 02, 2012	21.92	22.11	21.83	22.07	213,818	+0.08(+0.35%)
May 01, 2012	21.95	22.24	21.82	22.00	160,084	+0.09(+0.39%)
Apr 30, 2012	22.06	22.06	21.86	21.91	1,206,626	-0.17(-0.78%)
Apr 27, 2012	22.09	22.13	21.88	22.08	139,581	-0.01(-0.04%)
Apr 26, 2012	21.79	22.13	21.79	22.09	291,266	+0.34(+1.57%)
Apr 25, 2012	21.47	21.75	21.47	21.75	57,388	+0.53(+2.51%)
Apr 24, 2012	21.31	21.42	21.11	21.22	173,748	-0.16(-0.76%)
Apr 23, 2012	21.46	21.46	21.17	21.38	60,687	-0.29(-1.36%)
Apr 20, 2012	21.90	21.94	21.66	21.67	1,266,896	-0.24(-1.09%)
Apr 19, 2012	22.05	22.36	21.76	21.91	56,712	-0.13(-0.60%)
Apr 18, 2012	22.03	22.08	21.92	22.05	63,664	-0.05(-0.24%)
Apr 17, 2012	21.83	22.18	21.83	22.10	121,002	+0.39(+1.82%)
Apr 16, 2012	21.93	21.94	21.57	21.70	1,172,828	-0.09(-0.39%)
Apr 13, 2012	21.98	22.04	21.77	21.79	42,691	-0.28(-1.25%)
Apr 12, 2012	21.63	22.09	21.63	22.06	67,365	+0.44(+2.02%)
Apr 11, 2012	21.57	21.74	21.50	21.63	124,597	+0.24(+1.12%)
Apr 10, 2012	21.80	21.88	21.37	21.39	158,384	-0.43(-1.98%)
Apr 09, 2012	21.79	21.88	21.69	21.82	80,324	-0.19(-0.85%)
Apr 05, 2012	21.99	22.03	21.89	22.01	83,904	-0.02(-0.09%)
Apr 04, 2012	22.23	22.23	21.90	22.03	79,811	-0.40(-1.78%)
Apr 03, 2012	22.54	22.60	22.30	22.43	144,102	-0.15(-0.67%)
Apr 02, 2012	22.45	22.65	22.31	22.58	703,017	+0.05(+0.21%)
Mar 30, 2012	22.62	22.62	22.35	22.53	80,941	+0.02(+0.08%)
Mar 29, 2012	22.41	22.55	22.26	22.51	72,923	+0.01(+0.04%)
Mar 28, 2012	22.66	22.68	22.33	22.50	134,951	-0.18(-0.80%)
Mar 27, 2012	22.74	22.83	22.68	22.68	76,682	-0.03(-0.13%)
Mar 26, 2012	22.51	22.73	22.48	22.71	227,802	+0.38(+1.70%)
Mar 23, 2012	22.28	22.36	22.07	22.33	78,176	+0.07(+0.30%)
Mar 22, 2012	22.25	22.32	22.11	22.26	75,482	-0.13(-0.59%)
Mar 21, 2012	22.37	22.48	22.31	22.40	53,833	+0.07(+0.30%)
Mar 20, 2012	22.29	22.39	22.15	22.33	54,852	-0.14(-0.63%)
Mar 19, 2012	22.34	22.58	22.34	22.47	57,488	+0.13(+0.60%)
Mar 16, 2012	22.44	22.44	22.28	22.34	49,053	-0.03(-0.13%)
Mar 15, 2012	22.17	22.38	22.11	22.37	84,034	+0.24(+1.07%)
Mar 14, 2012	22.20	22.31	22.03	22.13	94,810	-0.06(-0.26%)
Mar 13, 2012	21.86	22.19	21.86	22.19	75,460	+0.43(+1.97%)
Mar 12, 2012	21.81	21.86	21.66	21.76	57,895	-0.10(-0.44%)
Mar 09, 2012	21.72	21.89	21.72	21.86	129,487	+0.17(+0.79%)
Mar 08, 2012	21.56	21.74	21.51	21.68	77,034	+0.29(+1.33%)
Mar 07, 2012	21.24	21.44	21.23	21.40	118,911	+0.27(+1.26%)
Mar 06, 2012	21.25	21.25	21.02	21.13	119,803	-0.33(-1.55%)
Mar 05, 2012	21.77	21.77	21.37	21.46	140,971	-0.36(-1.66%)
Mar 02, 2012	22.02	22.09	21.78	21.83	84,418	-0.17(-0.78%)
Mar 01, 2012	21.88	22.05	21.88	22.00	177,270	+0.12(+0.57%)
Feb 29, 2012	22.14	22.23	21.85	21.87	156,822	-0.29(-1.29%)
Feb 28, 2012	22.06	22.25	22.00	22.16	142,674	+0.12(+0.56%)
Feb 27, 2012	21.93	22.16	21.75	22.04	95,990	+0.00(+0.00%)
Feb 24, 2012	22.11	22.15	22.01	22.04	125,629	-0.03(-0.13%)
Feb 23, 2012	21.92	22.06	21.73	22.06	124,971	+0.11(+0.52%)
Feb 22, 2012	22.05	22.11	21.90	21.95	127,230	-0.17(-0.77%)
Feb 21, 2012	22.34	22.35	22.02	22.12	98,648	-0.22(-0.98%)
Feb 17, 2012	22.53	22.56	22.27	22.34	111,100	-0.08(-0.34%)
Feb 16, 2012	22.05	22.46	22.04	22.42	99,914	+0.40(+1.81%)
Feb 15, 2012	22.19	22.30	21.99	22.02	115,926	-0.02(-0.09%)
Feb 14, 2012	21.95	22.05	21.88	22.04	218,974	+0.09(+0.39%)
Feb 13, 2012	22.03	22.07	21.77	21.95	601,560	+0.08(+0.35%)
Feb 10, 2012	22.07	22.07	21.84	21.87	316,523	-0.42(-1.88%)
Feb 09, 2012	22.22	22.29	22.04	22.29	275,550	+0.17(+0.77%)
Feb 08, 2012	21.99	22.20	21.92	22.12	190,067	+0.20(+0.91%)
Feb 07, 2012	21.76	21.93	21.66	21.92	192,172	+0.11(+0.52%)
Feb 06, 2012	21.86	21.88	21.75	21.81	172,415	-0.16(-0.74%)
Feb 03, 2012	21.84	22.20	21.84	21.97	213,320	+0.39(+1.81%)
Feb 02, 2012	21.55	21.72	21.54	21.58	99,077	+0.08(+0.35%)
Feb 01, 2012	21.21	21.57	21.19	21.50	195,273	+0.46(+2.17%)
Jan 31, 2012	21.13	21.18	20.86	21.05	139,026	+0.04(+0.18%)
Jan 30, 2012	20.99	21.06	20.75	21.01	116,862	-0.12(-0.59%)
Jan 27, 2012	20.89	21.19	20.87	21.13	107,250	+0.15(+0.73%)
Jan 26, 2012	21.17	21.33	20.87	20.98	464,906	-0.15(-0.72%)
Jan 25, 2012	20.98	21.16	20.89	21.13	153,347	+0.00(+0.00%)
Jan 24, 2012	20.94	21.13	20.87	21.13	228,858	+0.17(+0.82%)
Jan 23, 2012	20.99	21.10	20.79	20.96	127,143	-0.05(-0.23%)
Jan 20, 2012	20.88	21.06	20.88	21.01	104,953	+0.05(+0.23%)
Jan 19, 2012	20.81	21.03	20.77	20.96	241,021	+0.26(+1.24%)
Jan 18, 2012	20.10	20.71	20.05	20.70	239,623	+0.73(+3.67%)
Jan 17, 2012	20.05	20.13	19.94	19.97	99,480	+0.09(+0.43%)
Jan 13, 2012	20.04	20.09	19.81	19.89	125,756	-0.30(-1.51%)
Jan 12, 2012	20.20	20.21	19.97	20.19	120,051	+0.10(+0.47%)
Jan 11, 2012	19.89	20.12	19.87	20.09	192,085	+0.16(+0.81%)
Jan 10, 2012	19.95	20.05	19.88	19.93	63,975	+0.18(+0.91%)
Jan 09, 2012	19.61	19.84	19.56	19.75	95,019	+0.17(+0.87%)
Jan 06, 2012	19.53	19.65	19.47	19.58	88,271	+0.08(+0.39%)
Jan 05, 2012	19.22	19.52	19.20	19.50	125,360	+0.24(+1.23%)
Jan 04, 2012	19.19	19.30	19.05	19.27	137,667	+0.20(+1.05%)
Dec 30, 2011	19.10	19.20	19.07	19.07	78,782	-0.06(-0.30%)
Dec 29, 2011	18.92	19.14	18.91	19.12	89,775	+0.20(+1.06%)
Dec 28, 2011	19.25	19.25	18.89	18.92	122,065	-0.35(-1.83%)
Dec 27, 2011	19.27	19.37	19.21	19.28	66,707	-0.02(-0.10%)
Dec 23, 2011	19.17	19.30	19.10	19.30	76,364	+0.61(+3.26%)
Dec 21, 2011	18.96	18.96	18.39	18.69	199,261	-0.30(-1.55%)
Dec 20, 2011	18.73	19.04	18.72	18.98	142,664	+0.68(+3.69%)
Dec 19, 2011	18.77	18.80	18.26	18.31	94,117	-0.40(-2.14%)
Dec 16, 2011	18.67	18.92	18.61	18.71	85,876	+0.11(+0.61%)
Dec 15, 2011	18.78	18.82	18.57	18.59	100,296	+0.09(+0.46%)
Dec 14, 2011	18.79	18.79	18.43	18.51	133,701	-0.36(-1.92%)
Dec 13, 2011	19.45	19.45	18.78	18.87	872,021	-0.37(-1.93%)
Dec 12, 2011	19.44	19.44	19.02	19.24	1,287,083	-0.40(-2.04%)
Dec 09, 2011	19.25	19.65	19.17	19.64	21,747	+0.46(+2.39%)
Dec 08, 2011	19.54	19.67	19.18	19.18	26,592	-0.51(-2.61%)
Dec 07, 2011	19.62	19.77	19.34	19.70	61,017	+0.03(+0.15%)
Dec 06, 2011	19.73	19.78	19.59	19.67	70,914	-0.07(-0.34%)
Dec 05, 2011	19.78	19.93	19.63	19.73	192,373	+0.24(+1.25%)
Dec 02, 2011	19.62	19.77	19.46	19.49	34,842	+0.10(+0.51%)

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