Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2012	21.08	21.20	20.90	21.19	22,053	+0.21(+1.00%)
Dec 28, 2012	21.02	21.02	20.83	20.98	4,320	-0.12(-0.57%)
Dec 27, 2012	20.96	21.10	20.96	21.10	15,542	-0.34(-1.59%)
Dec 26, 2012	21.50	21.50	21.39	21.44	4,830	-0.35(-1.61%)
Dec 24, 2012	21.64	21.84	21.64	21.79	4,801	+0.00(+0.00%)
Dec 21, 2012	21.46	21.86	21.46	21.79	52,999	-0.02(-0.09%)
Dec 20, 2012	21.57	21.82	21.57	21.81	26,280	+0.43(+2.01%)
Dec 19, 2012	21.10	21.44	21.07	21.38	68,958	+0.78(+3.79%)
Dec 18, 2012	20.32	20.60	20.32	20.60	22,405	+0.43(+2.13%)
Dec 17, 2012	20.07	20.17	20.06	20.17	30,240	-0.02(-0.10%)
Dec 14, 2012	19.96	20.21	19.96	20.19	18,590	+0.12(+0.60%)
Dec 13, 2012	20.07	20.07	19.93	20.07	80,508	-0.24(-1.18%)
Dec 12, 2012	20.34	20.36	20.28	20.31	20,414	+0.21(+1.04%)
Dec 11, 2012	20.15	20.23	20.09	20.10	23,597	-0.02(-0.10%)
Dec 10, 2012	20.13	20.24	20.11	20.12	22,676	+0.14(+0.70%)
Dec 07, 2012	19.98	19.99	19.93	19.98	3,592	-0.02(-0.10%)
Dec 06, 2012	19.92	20.00	19.89	20.00	12,677	-0.20(-0.99%)
Dec 05, 2012	20.05	20.21	20.01	20.20	46,210	+0.18(+0.90%)
Dec 04, 2012	20.11	20.14	20.01	20.02	7,510	-0.04(-0.20%)
Nov 30, 2012	19.91	20.08	19.91	20.06	5,486	-0.12(-0.59%)
Nov 29, 2012	19.99	20.20	19.99	20.18	7,678	+0.30(+1.51%)
Nov 28, 2012	19.73	19.90	19.72	19.88	4,642	+0.03(+0.15%)
Nov 27, 2012	19.92	19.93	19.79	19.85	6,327	+0.25(+1.28%)
Nov 26, 2012	19.56	19.75	19.55	19.60	45,192	-0.43(-2.15%)
Nov 24, 2012	19.72	20.03	19.72	20.03	544	+0.00(+0.00%)
Nov 23, 2012	19.72	20.03	19.72	20.03	544	+0.26(+1.32%)
Nov 21, 2012	19.66	19.77	19.62	19.77	1,425	+0.01(+0.05%)
Nov 20, 2012	19.67	19.76	19.60	19.76	6,350	-0.05(-0.25%)
Nov 19, 2012	19.65	19.90	19.65	19.81	8,204	+0.35(+1.80%)
Nov 16, 2012	19.52	19.70	19.38	19.46	3,193	-0.04(-0.21%)
Nov 15, 2012	19.26	19.50	19.26	19.50	16,967	+0.15(+0.78%)
Nov 14, 2012	19.42	19.60	19.30	19.35	5,897	-0.21(-1.07%)
Nov 13, 2012	19.51	19.59	19.47	19.56	10,187	-0.24(-1.21%)
Nov 12, 2012	19.80	20.04	19.63	19.80	2,375	+0.02(+0.10%)
Nov 09, 2012	19.70	20.04	19.67	19.78	11,607	+0.13(+0.66%)
Nov 08, 2012	19.60	19.74	19.55	19.65	4,548	-0.04(-0.20%)
Nov 07, 2012	19.78	19.78	19.60	19.69	7,227	+0.00(+0.00%)
Nov 06, 2012	19.63	19.77	19.63	19.69	4,945	-0.01(-0.05%)
Nov 05, 2012	19.80	19.83	19.70	19.70	2,517	-0.14(-0.71%)
Nov 02, 2012	20.06	20.06	19.84	19.84	82,853	-0.14(-0.70%)
Nov 01, 2012	20.10	20.10	19.90	19.98	6,615	+0.13(+0.65%)
Oct 31, 2012	19.84	19.89	19.15	19.85	36,595	+0.29(+1.48%)
Oct 26, 2012		19.56	19.56	19.56	0	-0.33(-1.66%)
Oct 25, 2012	19.95	20.02	19.89	19.89	8,999	+0.03(+0.15%)
Oct 24, 2012	20.13	20.20	19.85	19.86	22,159	+0.06(+0.30%)
Oct 23, 2012	19.90	20.15	19.70	19.80	27,023	-0.35(-1.74%)
Oct 19, 2012	20.53	20.53	20.15	20.15	223,999	-0.27(-1.32%)
Oct 18, 2012	20.34	20.42	20.34	20.42	753,637	+0.32(+1.59%)
Oct 17, 2012	20.01	20.16	20.01	20.10	6,366	+0.06(+0.30%)
Oct 16, 2012	20.19	20.19	19.99	20.04	13,748	+0.37(+1.88%)
Oct 15, 2012	19.67	19.80	19.67	19.67	1,673	+0.37(+1.92%)
Oct 12, 2012	19.45	19.45	19.30	19.30	2,194	-0.29(-1.48%)
Oct 11, 2012	19.58	19.59	19.37	19.59	5,743	+0.29(+1.50%)
Oct 10, 2012	19.41	19.45	19.30	19.30	8,515	-0.12(-0.62%)
Oct 09, 2012	19.43	19.47	19.31	19.42	4,794	-0.17(-0.87%)
Oct 08, 2012	19.55	19.60	19.48	19.59	2,926	-0.06(-0.31%)
Oct 06, 2012	19.62	19.70	19.56	19.65	4,130	+0.00(+0.00%)
Oct 05, 2012	19.62	19.70	19.56	19.65	4,130	+0.08(+0.41%)
Oct 04, 2012	19.44	19.71	19.44	19.57	2,734	+0.03(+0.15%)
Oct 03, 2012	19.47	19.60	19.46	19.54	3,059	-0.21(-1.06%)
Oct 02, 2012	20.07	20.07	19.72	19.75	9,908	-0.36(-1.79%)
Oct 01, 2012	20.01	20.12	20.00	20.11	5,210	+0.03(+0.15%)
Sep 28, 2012	20.27	20.27	20.02	20.08	25,635	-0.34(-1.67%)
Sep 27, 2012	20.39	20.53	20.29	20.42	19,858	+0.04(+0.20%)
Sep 26, 2012	20.21	20.38	20.21	20.38	4,530	-0.31(-1.50%)
Sep 25, 2012	21.24	21.24	20.65	20.69	8,602	-0.68(-3.18%)
Sep 24, 2012	21.25	21.45	21.18	21.37	4,759	+0.14(+0.66%)
Sep 21, 2012	21.31	21.58	21.19	21.23	12,842	+0.19(+0.90%)
Sep 20, 2012	21.07	21.19	21.00	21.04	6,936	-0.01(-0.05%)
Sep 19, 2012	21.20	21.20	21.05	21.05	16,884	-0.22(-1.03%)
Sep 18, 2012	21.09	21.36	21.04	21.27	3,593	-0.02(-0.09%)
Sep 17, 2012	21.03	21.35	21.03	21.29	21,687	+0.12(+0.57%)
Sep 14, 2012	21.38	21.38	21.17	21.17	3,459	+0.32(+1.53%)
Sep 13, 2012	20.55	21.04	20.55	20.85	5,985	+0.53(+2.61%)
Sep 12, 2012	20.60	20.60	20.29	20.32	60,830	-0.17(-0.83%)
Sep 11, 2012	20.46	20.55	20.45	20.49	4,783	+0.27(+1.34%)
Sep 10, 2012	20.27	20.56	20.16	20.22	8,823	+0.21(+1.05%)
Sep 07, 2012	19.97	20.10	19.95	20.01	7,168	+0.17(+0.86%)
Sep 06, 2012	19.50	19.84	19.42	19.84	4,603	+0.22(+1.12%)
Sep 05, 2012	19.72	19.72	19.58	19.62	3,282	-0.42(-2.08%)
Sep 04, 2012	20.09	20.27	19.98	20.04	1,307	-0.23(-1.15%)
Aug 31, 2012	20.31	20.32	20.17	20.27	4,414	+0.06(+0.30%)
Aug 30, 2012	20.42	20.42	20.21	20.21	19,993	-0.40(-1.94%)
Aug 29, 2012	20.65	20.74	20.61	20.61	5,545	-0.34(-1.62%)
Aug 27, 2012	20.81	21.09	20.79	20.95	3,832	+0.13(+0.62%)
Aug 24, 2012	21.07	21.07	20.58	20.82	9,834	+0.12(+0.58%)
Aug 23, 2012	20.90	20.90	20.70	20.70	14,612	-0.24(-1.15%)
Aug 22, 2012	21.00	21.00	20.80	20.94	7,175	-0.36(-1.69%)
Aug 21, 2012	21.27	21.42	21.23	21.30	9,048	+0.15(+0.71%)
Aug 20, 2012	21.34	21.34	21.15	21.15	679	-0.18(-0.84%)
Aug 17, 2012	21.40	21.42	21.33	21.33	2,565	+0.02(+0.09%)
Aug 16, 2012	21.18	21.33	21.12	21.31	3,348	+0.21(+1.00%)
Aug 15, 2012	21.15	21.25	21.09	21.10	3,676	-0.34(-1.59%)
Aug 14, 2012	21.34	21.49	21.31	21.44	1,177	+0.14(+0.66%)
Aug 13, 2012	21.37	21.44	21.15	21.30	4,028	+0.05(+0.24%)
Aug 11, 2012	21.14	21.25	21.11	21.25	4,646	+0.00(+0.00%)
Aug 10, 2012	21.14	21.25	21.11	21.25	4,646	-0.14(-0.65%)
Aug 09, 2012	21.18	21.47	21.18	21.39	7,845	+0.27(+1.28%)
Aug 08, 2012	21.12	21.27	21.10	21.12	10,261	-0.09(-0.42%)
Aug 07, 2012	21.21	21.45	21.21	21.21	6,495	+0.10(+0.47%)
Aug 06, 2012	21.01	21.30	20.93	21.11	7,909	+0.16(+0.76%)
Aug 03, 2012	20.89	20.96	20.86	20.95	23,993	+0.54(+2.65%)
Aug 02, 2012	20.49	20.52	20.27	20.41	4,966	+0.00(+0.00%)
Aug 01, 2012	20.59	20.59	20.40	20.41	2,643	-0.14(-0.68%)
Jul 31, 2012	20.70	21.00	20.55	20.55	7,887	-0.28(-1.34%)
Jul 30, 2012	20.88	20.93	20.83	20.83	10,854	-0.01(-0.05%)
Jul 27, 2012	20.60	20.93	20.57	20.84	19,006	+0.25(+1.21%)
Jul 26, 2012	20.50	20.59	20.40	20.59	8,119	+0.08(+0.39%)
Jul 25, 2012	20.28	20.56	20.20	20.51	14,586	-0.03(-0.15%)
Jul 24, 2012	20.48	20.54	20.25	20.54	23,282	-0.14(-0.68%)
Jul 23, 2012	20.53	20.75	20.53	20.68	3,688	-0.22(-1.05%)
Jul 20, 2012	21.05	21.31	20.90	20.90	6,247	-0.46(-2.15%)
Jul 19, 2012	21.35	21.55	21.35	21.36	3,585	+0.26(+1.23%)
Jul 18, 2012	20.79	21.14	20.79	21.10	2,920	+0.02(+0.09%)
Jul 17, 2012	20.93	21.09	20.93	21.08	1,726	-0.20(-0.94%)
Jul 16, 2012	21.07	21.33	21.07	21.28	4,369	+0.27(+1.29%)
Jul 14, 2012	20.87	21.35	20.87	21.01	2,659	+0.00(+0.00%)
Jul 13, 2012	20.87	21.35	20.87	21.01	2,659	+0.46(+2.23%)
Jul 12, 2012	20.68	21.03	20.55	20.55	58,548	-0.64(-3.02%)
Jul 11, 2012	21.10	21.22	21.05	21.19	4,928	+0.00(+0.00%)
Jul 10, 2012	21.26	21.30	21.05	21.19	5,681	-0.03(-0.14%)
Jul 09, 2012	21.13	21.22	21.13	21.22	1,265	-0.24(-1.12%)
Jul 06, 2012	21.42	21.50	21.42	21.46	3,165	-0.16(-0.74%)
Jul 05, 2012	21.60	21.62	21.49	21.62	4,988	+0.21(+0.98%)
Jul 03, 2012	21.12	21.42	21.12	21.41	2,544	+0.34(+1.61%)
Jul 02, 2012	20.88	21.23	20.88	21.07	2,052	+0.08(+0.38%)
Jun 29, 2012	20.83	21.01	20.83	20.99	4,690	+0.46(+2.24%)
Jun 28, 2012	20.30	20.53	20.30	20.53	7,233	+0.29(+1.43%)
Jun 27, 2012	20.20	20.37	20.16	20.24	14,245	+0.21(+1.05%)
Jun 26, 2012	20.04	20.07	19.95	20.03	10,913	+0.15(+0.75%)
Jun 25, 2012	19.98	20.13	19.84	19.88	2,051	-0.26(-1.29%)
Jun 22, 2012	19.90	20.14	19.90	20.14	8,869	+0.07(+0.35%)
Jun 21, 2012	20.34	20.44	20.07	20.07	5,970	-0.39(-1.91%)
Jun 20, 2012	20.49	20.59	20.42	20.46	10,564	+0.00(+0.00%)
Jun 19, 2012	20.24	20.50	20.24	20.46	5,571	+0.25(+1.24%)
Jun 18, 2012	20.16	20.23	20.16	20.21	4,477	-0.08(-0.39%)
Jun 15, 2012	20.06	20.43	20.06	20.29	5,914	-0.28(-1.36%)
Jun 14, 2012	20.34	20.58	20.34	20.57	14,340	-0.12(-0.58%)
Jun 13, 2012	20.61	21.10	20.60	20.69	3,204	-0.02(-0.10%)
Jun 12, 2012	20.51	20.72	20.51	20.71	7,744	+0.20(+0.98%)
Jun 11, 2012	20.52	20.54	20.51	20.51	843	-0.09(-0.44%)
Jun 08, 2012	20.33	20.60	20.33	20.60	5,712	-0.02(-0.10%)
Jun 07, 2012	20.74	20.74	20.62	20.62	5,628	-0.44(-2.09%)
Jun 06, 2012	20.53	21.06	20.53	21.06	3,846	-0.01(-0.05%)
Jun 05, 2012	20.88	21.07	20.88	21.07	4,010	+0.28(+1.35%)
Jun 04, 2012	20.61	20.84	20.61	20.79	16,798	-0.28(-1.35%)
Jun 01, 2012	21.33	21.38	21.00	21.07	56,848	-0.73(-3.33%)
May 31, 2012	21.64	21.80	21.59	21.80	9,861	+0.17(+0.79%)
May 30, 2012	21.78	21.78	21.60	21.63	6,427	-0.44(-1.99%)
May 29, 2012	21.90	22.18	21.90	22.07	9,327	+1.05(+5.00%)
May 25, 2012	20.83	21.02	20.83	21.02	52,525	-0.18(-0.85%)
May 24, 2012	21.10	21.31	21.10	21.20	9,554	+0.08(+0.38%)
May 23, 2012	20.94	21.12	20.89	21.12	7,847	-0.04(-0.19%)
May 22, 2012	21.04	21.35	21.04	21.16	30,621	+0.03(+0.14%)
May 21, 2012	20.92	21.24	20.92	21.13	12,412	+0.13(+0.62%)
May 18, 2012	21.11	21.18	20.95	21.00	7,902	-0.55(-2.55%)
May 17, 2012	21.72	21.72	21.55	21.55	4,508	+0.25(+1.17%)
May 16, 2012	21.42	21.44	21.30	21.30	17,396	-0.14(-0.65%)
May 15, 2012	21.51	21.67	21.44	21.44	6,973	-0.06(-0.28%)
May 14, 2012	21.51	21.56	21.50	21.50	7,250	-0.56(-2.54%)
May 11, 2012	21.97	22.19	21.97	22.06	4,584	+0.22(+1.01%)
May 10, 2012	21.83	21.93	21.81	21.84	42,674	-0.11(-0.50%)
May 09, 2012	21.83	22.00	21.83	21.95	8,265	-0.11(-0.50%)
May 08, 2012	22.13	22.23	21.84	22.06	1,217	-0.27(-1.21%)
May 07, 2012	22.15	22.40	22.15	22.33	39,703	+0.27(+1.22%)
May 04, 2012	21.89	22.07	21.89	22.06	9,854	+0.06(+0.27%)
May 03, 2012	22.35	22.35	21.97	22.00	70,757	-0.38(-1.70%)
May 02, 2012	22.41	22.47	22.38	22.38	7,824	-0.09(-0.40%)
May 01, 2012	22.41	22.60	22.41	22.47	3,958	+0.02(+0.09%)
Apr 30, 2012	22.38	22.50	22.37	22.45	32,027	+0.04(+0.18%)
Apr 27, 2012	22.42	22.52	22.41	22.41	10,679	-0.34(-1.49%)
Apr 26, 2012	22.55	22.92	22.55	22.75	14,211	-0.12(-0.52%)
Apr 25, 2012	22.75	23.08	22.75	22.87	3,253	+0.26(+1.15%)
Apr 24, 2012	22.61	22.75	22.61	22.61	2,708	-0.02(-0.09%)
Apr 23, 2012	22.55	22.63	22.49	22.63	5,503	-0.17(-0.75%)
Apr 20, 2012	22.72	22.91	22.72	22.80	1,433	+0.25(+1.11%)
Apr 19, 2012	22.70	22.80	22.52	22.55	2,004	-0.23(-1.01%)
Apr 18, 2012	22.69	22.78	22.69	22.78	4,686	-0.02(-0.07%)
Apr 17, 2012	22.40	22.81	22.40	22.80	4,039	+0.70(+3.15%)
Apr 16, 2012	22.13	22.15	22.05	22.10	88,267	-0.23(-1.03%)
Apr 13, 2012	22.40	22.40	22.27	22.33	2,943	-0.21(-0.93%)
Apr 12, 2012	22.27	22.60	22.27	22.54	11,776	+0.82(+3.78%)
Apr 11, 2012	21.60	21.73	21.60	21.72	10,761	+0.80(+3.82%)
Apr 10, 2012	21.15	21.16	20.92	20.92	3,003	-0.47(-2.20%)
Apr 09, 2012	21.36	21.54	21.34	21.39	2,702	-0.25(-1.16%)
Apr 05, 2012	21.79	21.79	21.60	21.64	3,691	+0.33(+1.55%)
Apr 04, 2012	21.55	21.55	21.30	21.31	3,186	-0.67(-3.05%)
Apr 03, 2012	22.05	22.08	21.86	21.98	8,169	-0.25(-1.12%)
Apr 02, 2012	22.04	22.23	21.99	22.23	950	+0.38(+1.74%)
Mar 30, 2012	21.80	21.95	21.80	21.85	40,859	-0.07(-0.32%)
Mar 29, 2012	21.99	21.99	21.85	21.92	7,519	-0.43(-1.92%)
Mar 28, 2012	22.51	22.52	22.31	22.35	15,085	-0.24(-1.06%)
Mar 27, 2012	22.94	22.94	22.53	22.59	7,618	-0.36(-1.57%)
Mar 26, 2012	22.86	22.98	22.86	22.95	27,639	+0.39(+1.73%)
Mar 23, 2012	22.48	22.60	22.45	22.56	7,811	+0.15(+0.67%)
Mar 22, 2012	22.56	22.56	22.32	22.41	9,138	+0.09(+0.40%)
Mar 21, 2012	22.17	22.40	22.17	22.32	6,929	-0.46(-2.02%)
Mar 20, 2012	22.64	22.78	22.64	22.78	6,534	-0.13(-0.57%)
Mar 19, 2012	22.89	22.93	22.82	22.91	5,132	+0.42(+1.87%)
Mar 16, 2012	22.39	22.57	22.36	22.49	5,035	+0.17(+0.76%)
Mar 15, 2012	22.30	22.41	22.30	22.32	2,529	-0.07(-0.31%)
Mar 14, 2012	22.20	22.50	22.20	22.39	11,190	-0.15(-0.67%)
Mar 13, 2012	22.04	22.54	22.04	22.54	2,569	+0.34(+1.53%)
Mar 12, 2012	22.14	22.27	22.14	22.20	4,107	-0.13(-0.58%)
Mar 09, 2012	22.39	22.47	22.31	22.33	9,179	-0.40(-1.76%)
Mar 08, 2012	22.26	22.73	22.26	22.73	19,168	+0.63(+2.85%)
Mar 07, 2012	21.87	22.12	21.87	22.10	4,246	+0.42(+1.94%)
Mar 06, 2012	21.66	21.68	21.59	21.68	1,979	-0.77(-3.43%)
Mar 05, 2012	22.40	22.45	22.35	22.45	2,446	-0.01(-0.04%)
Mar 02, 2012	22.49	22.49	22.36	22.46	36,656	-0.11(-0.49%)
Mar 01, 2012	22.33	22.58	22.33	22.57	7,168	-0.24(-1.05%)
Feb 29, 2012	22.92	23.00	22.81	22.81	63,866	-0.26(-1.13%)
Feb 28, 2012	22.75	23.07	22.75	23.07	14,431	+0.27(+1.18%)
Feb 27, 2012	22.77	22.80	22.60	22.80	9,222	-0.06(-0.26%)
Feb 24, 2012	22.61	23.03	22.61	22.86	68,594	+0.01(+0.04%)
Feb 23, 2012	22.62	22.85	22.62	22.85	21,337	+0.12(+0.53%)
Feb 22, 2012	22.75	22.75	22.55	22.73	1,949	+0.06(+0.26%)
Feb 21, 2012	22.53	22.75	22.53	22.67	14,127	+0.13(+0.58%)
Feb 17, 2012	22.25	22.54	22.25	22.54	4,884	+0.04(+0.18%)
Feb 16, 2012	22.10	22.51	22.10	22.50	5,961	-0.31(-1.36%)
Feb 15, 2012	22.64	22.90	22.64	22.81	10,861	+0.26(+1.15%)
Feb 14, 2012	22.57	22.57	22.39	22.55	9,183	-0.12(-0.53%)
Feb 13, 2012	22.36	22.69	22.36	22.67	11,611	+0.37(+1.66%)
Feb 10, 2012	22.25	22.37	22.25	22.30	8,124	-0.75(-3.25%)
Feb 09, 2012	23.19	23.19	22.95	23.05	13,435	-0.07(-0.30%)
Feb 08, 2012	22.91	23.12	22.91	23.12	5,703	+0.02(+0.09%)
Feb 07, 2012	23.01	23.13	23.00	23.10	3,428	-0.04(-0.17%)
Feb 06, 2012	23.03	23.14	23.03	23.14	3,907	+0.23(+1.00%)
Feb 03, 2012	22.78	22.93	22.78	22.91	5,269	+0.59(+2.64%)
Feb 02, 2012	22.29	22.44	22.29	22.32	4,281	+0.48(+2.20%)
Feb 01, 2012	21.70	21.95	21.70	21.84	8,770	+0.14(+0.65%)
Jan 31, 2012	21.90	21.90	21.67	21.70	22,171	-0.06(-0.28%)
Jan 30, 2012	21.49	21.82	21.49	21.76	20,775	+0.12(+0.55%)
Jan 27, 2012	21.51	21.71	21.51	21.64	79,519	+0.76(+3.64%)
Jan 26, 2012	21.02	21.07	20.88	20.88	5,411	-0.17(-0.81%)
Jan 25, 2012	20.74	21.11	20.74	21.05	8,383	+0.06(+0.29%)
Jan 24, 2012	20.73	21.02	20.73	20.99	8,362	-0.02(-0.10%)
Jan 23, 2012	20.71	21.03	20.71	21.01	4,045	+0.18(+0.86%)
Jan 20, 2012	20.91	20.91	20.75	20.83	1,922	+0.26(+1.26%)
Jan 19, 2012	20.35	20.64	20.35	20.57	4,067	+0.36(+1.78%)
Jan 18, 2012	20.18	20.25	20.02	20.21	12,359	+0.26(+1.30%)
Jan 17, 2012	19.91	20.04	19.91	19.95	2,755	-0.10(-0.50%)
Jan 13, 2012	19.87	20.12	19.87	20.05	5,533	-0.02(-0.10%)
Jan 12, 2012	19.82	20.07	19.82	20.07	1,240	-0.30(-1.47%)
Jan 11, 2012	20.21	20.39	20.21	20.37	6,170	-0.26(-1.26%)
Jan 10, 2012	20.22	20.67	20.22	20.63	78,012	+0.31(+1.53%)
Jan 09, 2012	20.23	20.36	20.23	20.32	8,810	-0.04(-0.20%)
Jan 06, 2012	20.35	20.63	20.27	20.36	6,576	-0.64(-3.05%)
Jan 05, 2012	20.47	21.00	20.47	21.00	71,476	+0.25(+1.20%)

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