Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2012	38.84	39.34	38.58	39.22	75,355	+0.33(+0.85%)
Dec 28, 2012	37.98	39.41	37.67	38.89	57,875	+0.66(+1.73%)
Dec 27, 2012	39.31	39.47	37.87	38.23	326,857	-1.12(-2.85%)
Dec 26, 2012	40.07	40.33	39.18	39.35	110,802	-0.72(-1.80%)
Dec 24, 2012	40.43	40.43	39.72	40.07	94,482	-0.45(-1.11%)
Dec 21, 2012	39.90	40.74	39.73	40.52	436,182	+0.42(+1.05%)
Dec 20, 2012	40.00	40.36	40.00	40.10	194,103	+0.08(+0.20%)
Dec 19, 2012	39.31	40.58	39.16	40.02	218,178	+0.66(+1.68%)
Dec 18, 2012	38.43	39.45	38.27	39.36	131,189	+1.01(+2.63%)
Dec 17, 2012	37.42	38.39	37.42	38.35	76,667	+0.97(+2.59%)
Dec 14, 2012	37.86	37.86	37.11	37.38	84,267	-0.69(-1.81%)
Dec 13, 2012	38.13	38.83	38.03	38.07	95,113	-0.03(-0.08%)
Dec 12, 2012	38.50	39.00	37.97	38.10	125,864	-0.24(-0.63%)
Dec 11, 2012	38.73	38.80	38.13	38.34	155,386	-0.16(-0.42%)
Dec 10, 2012	38.61	38.70	38.21	38.50	104,135	+0.18(+0.47%)
Dec 07, 2012	38.91	39.20	38.22	38.32	65,448	-0.38(-0.98%)
Dec 06, 2012	39.23	39.73	38.61	38.70	76,906	-0.64(-1.63%)
Dec 05, 2012	37.88	39.58	37.00	39.34	347,469	+1.68(+4.46%)
Dec 04, 2012	38.93	39.00	37.44	37.66	738,098	-2.34(-5.85%)
Nov 30, 2012	40.62	40.62	39.62	40.00	224,120	-0.50(-1.23%)
Nov 29, 2012	40.65	40.72	40.00	40.50	208,612	+0.25(+0.62%)
Nov 28, 2012	41.20	41.27	40.03	40.25	261,681	-1.11(-2.68%)
Nov 27, 2012	41.36	41.72	40.62	41.36	195,736	-0.16(-0.39%)
Nov 26, 2012	41.86	41.86	40.41	41.52	155,656	-0.30(-0.72%)
Nov 23, 2012	42.34	42.61	41.63	41.82	29,719	-0.51(-1.20%)
Nov 21, 2012	43.00	43.00	42.20	42.33	49,374	-0.52(-1.21%)
Nov 20, 2012	41.66	42.92	40.90	42.85	380,727	+1.25(+3.00%)
Nov 19, 2012	41.46	42.20	40.00	41.60	787,390	+0.36(+0.87%)
Nov 16, 2012	39.45	41.45	39.03	41.24	158,955	+1.65(+4.17%)
Nov 15, 2012	39.29	39.82	39.02	39.59	69,696	+0.19(+0.48%)
Nov 14, 2012	39.40	39.52	39.16	39.40	104,366	-0.12(-0.30%)
Nov 13, 2012	39.67	39.91	38.86	39.52	55,419	-0.22(-0.55%)
Nov 12, 2012	39.45	39.91	39.22	39.74	94,764	+0.32(+0.81%)
Nov 09, 2012	39.48	40.04	39.27	39.42	75,395	-0.30(-0.76%)
Nov 08, 2012	40.80	40.80	39.51	39.72	98,168	-1.04(-2.55%)
Nov 07, 2012	41.64	42.45	40.02	40.76	226,842	-1.23(-2.93%)
Nov 06, 2012	41.72	42.06	41.16	41.99	178,011	+0.76(+1.84%)
Nov 05, 2012	41.32	41.97	40.23	41.23	381,089	-1.03(-2.44%)
Nov 02, 2012	43.10	43.20	41.61	42.26	258,237	-0.27(-0.63%)
Nov 01, 2012	42.00	42.88	41.22	42.53	596,774	+0.51(+1.21%)
Oct 31, 2012	37.54	43.79	31.30	42.02	778,018	+4.51(+12.02%)
Oct 26, 2012	38.24	37.51	37.51	37.51	381,400	-0.61(-1.60%)
Oct 25, 2012	37.79	38.33	37.75	38.12	125,307	+0.47(+1.25%)
Oct 24, 2012	38.64	38.83	37.50	37.65	135,798	-0.96(-2.49%)
Oct 23, 2012	38.69	38.96	38.05	38.61	87,387	-0.60(-1.53%)
Oct 19, 2012	39.70	40.11	39.17	39.21	167,957	-0.78(-1.95%)
Oct 18, 2012	39.85	40.13	39.57	39.99	110,957	+0.06(+0.15%)
Oct 17, 2012	40.06	40.20	39.57	39.93	143,786	-0.18(-0.45%)
Oct 16, 2012	40.08	40.12	39.87	40.11	111,014	+0.11(+0.27%)
Oct 15, 2012	40.08	40.11	39.61	40.00	53,050	-0.10(-0.25%)
Oct 12, 2012	39.53	40.20	39.43	40.10	102,438	+0.57(+1.44%)
Oct 11, 2012	39.89	40.43	39.28	39.53	107,126	-0.23(-0.58%)
Oct 10, 2012	39.58	39.95	39.43	39.76	59,889	+0.27(+0.68%)
Oct 09, 2012	39.54	39.77	39.27	39.49	90,197	-0.13(-0.33%)
Oct 08, 2012	39.50	39.80	38.76	39.62	88,649	-0.01(-0.03%)
Oct 05, 2012	39.71	40.04	39.19	39.63	103,805	-0.07(-0.18%)
Oct 04, 2012	39.67	39.78	38.25	39.70	215,717	+0.03(+0.08%)
Oct 03, 2012	40.75	40.75	39.44	39.67	223,314	-1.05(-2.58%)
Oct 02, 2012	41.79	41.90	40.00	40.72	215,826	-1.22(-2.91%)
Oct 01, 2012	41.58	42.08	41.34	41.94	191,551	+0.44(+1.06%)
Sep 28, 2012	40.16	41.67	40.16	41.50	154,749	+1.14(+2.82%)
Sep 27, 2012	39.54	40.37	39.25	40.36	169,822	+1.04(+2.64%)
Sep 26, 2012	40.63	40.63	39.16	39.32	230,164	-1.26(-3.10%)
Sep 25, 2012	39.73	40.72	39.48	40.58	347,952	+0.84(+2.11%)
Sep 24, 2012	38.59	40.00	37.21	39.74	169,468	+1.20(+3.11%)
Sep 21, 2012	38.50	38.80	38.04	38.54	257,902	+0.35(+0.92%)
Sep 20, 2012	39.10	39.40	37.83	38.19	148,336	-1.21(-3.07%)
Sep 19, 2012	39.52	39.55	39.10	39.40	101,860	-0.16(-0.40%)
Sep 18, 2012	39.32	39.64	38.88	39.56	76,554	+0.08(+0.20%)
Sep 17, 2012	38.73	39.50	36.11	39.48	163,336	+0.55(+1.41%)
Sep 14, 2012	39.36	39.48	38.84	38.93	99,142	-0.31(-0.79%)
Sep 13, 2012	37.53	39.75	37.53	39.24	246,870	+1.65(+4.39%)
Sep 12, 2012	37.42	37.71	37.33	37.59	83,020	+0.12(+0.32%)
Sep 11, 2012	37.37	37.69	36.97	37.47	118,106	+0.06(+0.16%)
Sep 10, 2012	37.37	37.45	36.54	37.41	76,514	+0.14(+0.38%)
Sep 07, 2012	37.01	37.75	36.94	37.27	161,579	+0.68(+1.86%)
Sep 06, 2012	36.17	36.67	36.11	36.59	92,812	+0.43(+1.19%)
Sep 05, 2012	36.56	36.94	35.50	36.16	180,692	-0.66(-1.79%)
Sep 04, 2012	35.08	36.86	35.06	36.82	121,229	+1.74(+4.96%)
Aug 31, 2012	35.57	35.57	34.61	35.08	89,493	-0.35(-0.99%)
Aug 30, 2012	35.78	35.83	35.40	35.43	24,598	-0.53(-1.47%)
Aug 29, 2012	35.41	36.21	35.41	35.96	107,038	+1.32(+3.81%)
Aug 27, 2012	35.82	36.00	34.45	34.64	83,366	-1.13(-3.16%)
Aug 24, 2012	34.92	35.90	34.76	35.77	87,977	+0.75(+2.14%)
Aug 23, 2012	34.56	35.11	34.11	35.02	72,877	+0.31(+0.89%)
Aug 22, 2012	33.78	34.79	33.26	34.71	101,628	+0.77(+2.27%)
Aug 21, 2012	35.36	35.50	33.57	33.94	191,383	-1.23(-3.50%)
Aug 20, 2012	35.95	35.95	34.92	35.17	135,415	-0.78(-2.17%)
Aug 17, 2012	35.72	36.00	35.29	35.95	89,297	+0.05(+0.14%)
Aug 16, 2012	35.63	36.02	35.33	35.90	70,641	+0.12(+0.34%)
Aug 15, 2012	35.37	35.84	35.24	35.78	70,859	+0.22(+0.62%)
Aug 14, 2012	35.74	35.81	35.01	35.56	90,666	+0.03(+0.08%)
Aug 13, 2012	35.32	35.55	34.90	35.53	51,681	+0.29(+0.82%)
Aug 10, 2012	35.94	35.94	35.03	35.24	48,695	-0.68(-1.89%)
Aug 09, 2012	35.95	36.00	35.30	35.92	75,338	+0.01(+0.03%)
Aug 08, 2012	35.59	35.95	35.24	35.91	105,054	+0.16(+0.45%)
Aug 07, 2012	36.27	36.60	35.69	35.75	111,679	-0.29(-0.80%)
Aug 06, 2012	36.11	36.98	36.00	36.04	103,176	-0.07(-0.19%)
Aug 03, 2012	36.00	36.34	35.40	36.11	389,711	+0.61(+1.72%)
Aug 02, 2012	33.98	35.57	33.91	35.50	193,073	+1.47(+4.32%)
Aug 01, 2012	36.22	36.33	33.69	34.03	290,986	-1.38(-3.90%)
Jul 31, 2012	32.08	36.50	32.05	35.41	768,430	+4.24(+13.60%)
Jul 30, 2012	31.38	31.48	30.72	31.17	144,956	-0.13(-0.42%)
Jul 27, 2012	30.93	31.37	30.93	31.30	125,039	+0.39(+1.26%)
Jul 26, 2012	30.82	31.03	30.57	30.91	78,425	+0.39(+1.28%)
Jul 25, 2012	30.61	30.61	30.17	30.52	145,527	+0.15(+0.49%)
Jul 24, 2012	30.96	30.96	30.30	30.37	60,288	-0.40(-1.30%)
Jul 23, 2012	31.34	31.34	30.64	30.77	106,805	-0.92(-2.90%)
Jul 20, 2012	31.65	31.83	31.50	31.69	76,261	-0.14(-0.44%)
Jul 19, 2012	32.09	32.22	31.71	31.83	72,714	-0.13(-0.41%)
Jul 18, 2012	31.88	32.23	31.85	31.96	117,681	-0.03(-0.09%)
Jul 17, 2012	32.02	32.37	31.80	31.99	61,639	+0.00(+0.00%)
Jul 16, 2012	32.19	32.34	31.82	31.99	57,369	-0.13(-0.40%)
Jul 13, 2012	31.99	32.45	31.95	32.12	123,388	+0.14(+0.44%)
Jul 12, 2012	31.99	32.14	31.78	31.98	125,723	-0.11(-0.34%)
Jul 11, 2012	32.31	32.43	32.01	32.09	117,629	-0.23(-0.71%)
Jul 10, 2012	32.93	33.05	32.26	32.32	108,056	-0.55(-1.67%)
Jul 09, 2012	32.25	33.02	32.25	32.87	187,100	+0.62(+1.92%)
Jul 06, 2012	31.89	32.28	31.75	32.25	98,447	+0.14(+0.44%)
Jul 05, 2012	33.08	33.10	31.51	32.11	122,285	-1.11(-3.34%)
Jul 03, 2012	33.03	33.25	32.92	33.22	49,480	+0.19(+0.58%)
Jul 02, 2012	32.91	33.11	32.00	33.03	243,547	+0.36(+1.10%)
Jun 29, 2012	30.86	32.75	30.56	32.67	239,988	+2.49(+8.25%)
Jun 28, 2012	30.39	30.60	29.86	30.18	86,352	-0.34(-1.11%)
Jun 27, 2012	30.12	30.82	29.95	30.52	87,398	+0.50(+1.67%)
Jun 26, 2012	29.95	30.45	29.86	30.02	89,132	+0.03(+0.10%)
Jun 25, 2012	29.75	30.08	29.41	29.99	72,962	-0.12(-0.40%)
Jun 22, 2012	30.34	31.00	29.87	30.11	313,707	+0.10(+0.33%)
Jun 21, 2012	30.17	30.34	29.69	30.01	202,472	-0.08(-0.27%)
Jun 20, 2012	28.86	30.68	28.86	30.09	462,203	+1.31(+4.55%)
Jun 19, 2012	28.15	28.99	28.15	28.78	152,680	+0.73(+2.60%)
Jun 18, 2012	27.95	28.39	27.86	28.05	87,639	-0.01(-0.04%)
Jun 15, 2012	28.27	28.36	27.71	28.06	197,847	-0.32(-1.13%)
Jun 14, 2012	27.33	28.53	27.33	28.38	127,843	+1.00(+3.65%)
Jun 13, 2012	28.13	28.21	27.23	27.38	69,685	-0.75(-2.67%)
Jun 12, 2012	27.69	28.20	27.40	28.13	84,694	+0.58(+2.11%)
Jun 11, 2012	27.85	27.85	27.37	27.55	96,598	-0.01(-0.04%)
Jun 08, 2012	27.35	27.80	27.04	27.56	60,478	+0.13(+0.47%)
Jun 07, 2012	28.04	28.45	27.39	27.43	72,855	-0.34(-1.22%)
Jun 06, 2012	28.22	28.24	27.54	27.77	116,388	-0.25(-0.89%)
Jun 05, 2012	27.15	28.10	26.94	28.02	198,386	+0.73(+2.67%)
Jun 04, 2012	27.19	27.48	26.91	27.29	109,255	+0.15(+0.55%)
Jun 01, 2012	27.48	27.98	27.04	27.14	94,763	-1.12(-3.96%)
May 31, 2012	27.72	28.51	27.49	28.26	261,175	+0.50(+1.80%)
May 30, 2012	27.96	28.14	27.59	27.76	186,815	-0.13(-0.47%)
May 29, 2012	28.66	28.66	27.54	27.89	168,212	-0.66(-2.31%)
May 25, 2012	28.46	28.66	28.29	28.55	79,211	+0.10(+0.35%)
May 24, 2012	28.54	28.78	28.06	28.45	76,350	-0.09(-0.32%)
May 23, 2012	28.59	28.83	28.24	28.54	128,760	-0.38(-1.31%)
May 22, 2012	28.41	29.27	28.25	28.92	317,320	+0.42(+1.47%)
May 21, 2012	26.96	28.61	26.74	28.50	225,662	+1.54(+5.71%)
May 18, 2012	27.17	27.57	26.72	26.96	134,085	-0.26(-0.96%)
May 17, 2012	28.02	28.02	27.05	27.22	127,725	-0.75(-2.68%)
May 16, 2012	28.23	28.54	27.91	27.97	134,684	-0.13(-0.46%)
May 15, 2012	27.93	28.56	27.93	28.10	120,930	+0.22(+0.79%)
May 14, 2012	27.64	28.10	27.31	27.88	141,678	-0.08(-0.29%)
May 11, 2012	27.42	28.28	27.25	27.96	119,438	+0.40(+1.45%)
May 10, 2012	27.52	27.82	27.32	27.56	68,449	+0.16(+0.58%)
May 09, 2012	27.46	27.77	27.21	27.40	100,943	-0.32(-1.15%)
May 08, 2012	27.20	27.79	26.89	27.72	158,317	+0.32(+1.17%)
May 07, 2012	27.72	27.75	27.01	27.40	145,344	-0.31(-1.12%)
May 04, 2012	27.81	28.62	27.48	27.71	209,259	-0.27(-0.96%)
May 03, 2012	28.32	28.47	27.62	27.98	344,271	-0.42(-1.48%)
May 02, 2012	28.59	28.60	27.31	28.40	307,363	-0.24(-0.84%)
May 01, 2012	27.22	29.65	27.11	28.64	807,425	+2.73(+10.54%)
Apr 30, 2012	25.29	26.19	25.12	25.91	227,296	+0.57(+2.25%)
Apr 27, 2012	25.23	25.69	24.91	25.34	117,180	+0.08(+0.32%)
Apr 26, 2012	25.51	25.82	25.24	25.26	78,033	-0.34(-1.33%)
Apr 25, 2012	25.61	26.14	25.50	25.60	111,271	+0.26(+1.03%)
Apr 24, 2012	24.96	25.54	24.92	25.34	143,383	+0.34(+1.36%)
Apr 23, 2012	25.13	25.72	24.67	25.00	208,403	-0.45(-1.77%)
Apr 20, 2012	26.01	26.89	25.38	25.45	256,852	+0.67(+2.70%)
Apr 19, 2012	25.17	25.38	24.54	24.78	70,843	-0.43(-1.71%)
Apr 18, 2012	25.03	25.33	24.79	25.21	83,920	+0.08(+0.32%)
Apr 17, 2012	25.40	25.54	25.12	25.13	98,380	-0.04(-0.16%)
Apr 16, 2012	25.15	25.41	24.69	25.17	91,493	+0.05(+0.20%)
Apr 13, 2012	25.51	25.51	24.96	25.12	65,085	-0.49(-1.91%)
Apr 12, 2012	25.78	26.16	25.56	25.61	93,236	-0.22(-0.85%)
Apr 11, 2012	24.76	25.86	24.76	25.83	233,398	+1.28(+5.21%)
Apr 10, 2012	25.48	25.52	24.46	24.55	216,135	-0.90(-3.54%)
Apr 09, 2012	26.01	26.01	25.40	25.45	201,783	-0.96(-3.63%)
Apr 05, 2012	26.57	26.70	26.23	26.41	195,641	-0.19(-0.71%)
Apr 04, 2012	26.25	26.63	25.69	26.60	180,411	+0.10(+0.38%)
Apr 03, 2012	26.71	26.80	26.10	26.50	119,408	-0.22(-0.82%)
Apr 02, 2012	26.60	27.05	26.29	26.72	193,538	+0.08(+0.30%)
Mar 30, 2012	27.02	27.02	26.39	26.64	206,620	-0.19(-0.71%)
Mar 29, 2012	26.70	26.94	26.29	26.83	219,555	+0.05(+0.19%)
Mar 28, 2012	27.54	27.69	26.68	26.78	245,759	-0.75(-2.72%)
Mar 27, 2012	27.57	27.96	27.52	27.53	388,427	-0.12(-0.43%)
Mar 26, 2012	27.55	27.83	26.66	27.65	382,268	+0.14(+0.51%)
Mar 23, 2012	25.89	27.89	25.75	27.51	690,236	+2.61(+10.48%)
Mar 22, 2012	25.47	25.47	24.82	24.90	169,486	-0.73(-2.85%)
Mar 21, 2012	25.52	25.90	25.20	25.63	172,694	+0.09(+0.35%)
Mar 20, 2012	25.30	25.73	24.86	25.54	137,316	-0.05(-0.20%)
Mar 19, 2012	25.30	25.63	25.20	25.59	159,586	+0.16(+0.63%)
Mar 16, 2012	25.37	25.75	25.22	25.43	189,725	+0.11(+0.43%)
Mar 15, 2012	25.32	25.44	24.95	25.32	101,995	+0.01(+0.04%)
Mar 14, 2012	25.89	25.89	25.11	25.31	158,689	-0.62(-2.39%)
Mar 13, 2012	25.14	25.95	24.90	25.93	229,718	+0.84(+3.35%)
Mar 12, 2012	24.86	25.15	24.53	25.09	263,778	+0.23(+0.93%)
Mar 09, 2012	25.14	25.14	24.78	24.86	310,666	-0.22(-0.88%)
Mar 08, 2012	24.98	25.30	24.80	25.08	417,187	+0.14(+0.56%)
Mar 07, 2012	24.16	25.38	23.80	24.94	1,009,280	+0.97(+4.05%)
Mar 06, 2012	22.06	24.50	22.06	23.97	1,903,113	+3.18(+15.30%)
Mar 05, 2012	20.65	21.08	20.54	20.79	390,439	+0.03(+0.14%)
Mar 02, 2012	20.00	20.77	19.79	20.76	736,005	+0.78(+3.90%)
Mar 01, 2012	20.04	20.32	19.89	19.98	184,118	+0.04(+0.20%)
Feb 29, 2012	20.30	20.30	19.94	19.94	298,465	-0.32(-1.58%)
Feb 28, 2012	20.09	20.28	19.95	20.26	243,155	+0.14(+0.70%)
Feb 27, 2012	19.59	20.25	19.59	20.12	303,233	+0.35(+1.77%)
Feb 24, 2012	19.33	19.84	19.27	19.77	284,757	+0.51(+2.65%)
Feb 23, 2012	19.20	19.31	19.07	19.26	276,307	+0.11(+0.57%)
Feb 22, 2012	19.35	19.38	18.89	19.15	251,929	-0.26(-1.34%)
Feb 21, 2012	19.11	19.47	19.03	19.41	264,097	+0.48(+2.54%)
Feb 17, 2012	19.11	19.40	18.57	18.93	259,172	-0.15(-0.79%)
Feb 16, 2012	18.81	19.14	18.41	19.08	347,893	+0.22(+1.17%)
Feb 15, 2012	19.65	19.67	18.65	18.86	304,035	-0.66(-3.38%)
Feb 14, 2012	19.23	19.58	19.20	19.52	184,838	+0.20(+1.04%)
Feb 13, 2012	19.12	19.59	18.98	19.32	185,929	+0.27(+1.42%)
Feb 10, 2012	18.38	19.10	18.14	19.05	226,665	+0.44(+2.36%)
Feb 09, 2012	19.33	19.35	18.35	18.61	558,474	-0.59(-3.07%)
Feb 08, 2012	19.52	19.53	19.11	19.20	438,489	-0.23(-1.18%)
Feb 07, 2012	20.10	20.19	19.35	19.43	268,638	-0.62(-3.09%)
Feb 06, 2012	21.27	21.56	19.94	20.05	413,467	-1.78(-8.15%)
Feb 03, 2012	21.33	21.88	21.09	21.83	278,735	+0.87(+4.15%)
Feb 02, 2012	20.95	21.15	20.70	20.96	250,992	+0.05(+0.24%)
Feb 01, 2012	20.99	20.99	20.32	20.91	253,784	+0.01(+0.05%)
Jan 31, 2012	21.39	21.41	20.88	20.90	213,411	-0.29(-1.37%)
Jan 30, 2012	21.35	21.49	20.85	21.19	382,583	-0.36(-1.67%)
Jan 27, 2012	21.42	21.65	21.39	21.55	2,740,906	+0.16(+0.75%)
Jan 26, 2012	22.00	22.01	21.21	21.39	739,109	+0.72(+3.48%)
Jan 25, 2012	20.54	20.70	20.38	20.67	138,182	+0.11(+0.54%)
Jan 24, 2012	20.03	20.73	20.03	20.56	189,492	+0.40(+1.98%)
Jan 23, 2012	20.50	20.60	20.02	20.16	83,241	-0.33(-1.61%)
Jan 20, 2012	20.19	20.60	20.19	20.49	76,735	+0.23(+1.14%)
Jan 19, 2012	20.00	20.33	20.00	20.26	124,179	+0.24(+1.20%)
Jan 18, 2012	19.85	20.16	19.77	20.02	138,668	+0.21(+1.06%)
Jan 17, 2012	20.37	20.43	19.69	19.81	190,717	-0.35(-1.74%)
Jan 13, 2012	21.03	21.15	19.80	20.16	602,401	-1.09(-5.13%)
Jan 12, 2012	21.35	21.35	21.14	21.25	123,136	-0.03(-0.14%)
Jan 11, 2012	21.25	21.59	21.19	21.28	139,758	-0.08(-0.37%)
Jan 10, 2012	21.44	21.51	21.13	21.36	126,174	+0.18(+0.85%)
Jan 09, 2012	21.33	21.50	21.00	21.18	218,310	-0.21(-0.98%)
Jan 06, 2012	21.26	21.69	21.13	21.39	193,462	+0.08(+0.38%)
Jan 05, 2012	21.47	21.53	20.75	21.31	387,713	-0.50(-2.29%)

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