Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	22.14	22.46	22.03	22.06	5,945,642	-0.15(-0.65%)
Jan 30, 2012	22.07	22.29	21.88	22.20	4,730,921	-0.04(-0.17%)
Jan 27, 2012	21.93	22.32	21.93	22.24	7,934,322	-0.05(-0.21%)
Jan 26, 2012	22.41	22.47	22.09	22.29	7,372,425	-0.02(-0.10%)
Jan 25, 2012	22.36	22.55	22.22	22.31	8,609,487	-0.14(-0.61%)
Jan 24, 2012	22.62	22.62	22.35	22.45	5,354,687	-0.34(-1.48%)
Jan 23, 2012	22.79	22.87	22.56	22.78	5,713,636	-0.02(-0.10%)
Jan 20, 2012	22.59	22.83	22.55	22.81	5,829,564	+0.26(+1.15%)
Jan 19, 2012	22.59	22.70	22.46	22.55	4,494,916	+0.02(+0.07%)
Jan 18, 2012	22.16	22.53	22.02	22.53	5,367,441	+0.32(+1.45%)
Jan 17, 2012	22.40	22.48	22.13	22.21	4,680,457	+0.05(+0.24%)
Jan 13, 2012	22.00	22.20	21.83	22.16	3,807,658	-0.07(-0.31%)
Jan 12, 2012	22.29	22.42	22.06	22.22	4,197,160	+0.02(+0.10%)
Jan 11, 2012	21.81	22.22	21.74	22.20	8,133,961	+0.27(+1.22%)
Jan 10, 2012	21.70	22.03	21.61	21.93	6,147,190	+0.42(+1.95%)
Jan 09, 2012	21.49	21.61	21.35	21.51	4,011,295	+0.09(+0.43%)
Jan 06, 2012	21.25	21.50	21.07	21.42	4,801,291	+0.21(+1.01%)
Jan 05, 2012	20.88	21.22	20.63	21.21	4,683,326	+0.14(+0.65%)
Jan 04, 2012	21.17	21.25	20.99	21.07	5,835,380	+0.11(+0.55%)
Dec 30, 2011	21.08	21.08	20.96	20.96	3,069,361	-0.12(-0.58%)
Dec 29, 2011	20.90	21.10	20.86	21.08	3,040,557	+0.30(+1.44%)
Dec 28, 2011	20.97	21.01	20.74	20.78	3,084,048	-0.24(-1.16%)
Dec 27, 2011	20.99	21.18	20.99	21.02	2,984,353	-0.09(-0.43%)
Dec 23, 2011	20.98	21.12	20.89	21.12	2,798,133	+0.36(+1.73%)
Dec 21, 2011	20.68	20.83	20.56	20.76	5,453,443	+0.14(+0.67%)
Dec 20, 2011	20.29	20.72	20.25	20.62	5,876,331	+0.67(+3.33%)
Dec 19, 2011	20.24	20.33	19.89	19.95	4,830,056	-0.26(-1.29%)
Dec 16, 2011	20.28	20.48	20.10	20.21	7,639,877	+0.08(+0.38%)
Dec 15, 2011	20.25	20.34	19.98	20.14	5,970,910	+0.07(+0.34%)
Dec 14, 2011	19.82	20.39	19.81	20.07	7,400,000	+0.19(+0.96%)
Dec 13, 2011	20.18	20.45	19.77	19.88	8,120,944	-0.25(-1.25%)
Dec 12, 2011	20.40	20.41	19.98	20.13	9,184,613	-0.46(-2.23%)
Dec 09, 2011	20.40	20.67	20.31	20.59	6,341,148	+0.27(+1.32%)
Dec 08, 2011	20.61	20.69	20.27	20.32	5,712,325	-0.53(-2.53%)
Dec 07, 2011	20.47	20.94	20.38	20.85	6,514,901	+0.11(+0.55%)
Dec 06, 2011	20.61	20.89	20.54	20.73	4,082,228	+0.08(+0.41%)
Dec 05, 2011	20.70	20.94	20.49	20.65	5,857,454	+0.25(+1.24%)
Dec 02, 2011	20.64	20.83	20.35	20.40	7,286,241	+0.09(+0.45%)
Dec 01, 2011	20.41	20.41	20.11	20.31	4,428,658	-0.18(-0.86%)
Nov 30, 2011	19.86	20.50	19.84	20.48	8,575,940	+0.96(+4.94%)
Nov 29, 2011	19.36	19.69	19.28	19.52	6,990,126	+0.18(+0.91%)
Nov 28, 2011	19.17	19.35	19.12	19.34	5,494,511	+0.62(+3.31%)
Nov 25, 2011	18.63	19.05	18.59	18.72	3,453,568	+0.15(+0.82%)
Nov 23, 2011	18.87	19.05	18.57	18.57	7,111,293	-0.55(-2.85%)
Nov 22, 2011	19.17	19.36	19.09	19.12	4,202,201	-0.13(-0.67%)
Nov 21, 2011	19.36	19.41	19.06	19.25	5,944,854	-0.45(-2.27%)
Nov 18, 2011	19.58	19.73	19.50	19.69	6,001,911	+0.28(+1.44%)
Nov 17, 2011	19.67	19.89	19.30	19.41	6,370,973	-0.32(-1.61%)
Nov 16, 2011	19.89	20.08	19.70	19.73	5,909,983	-0.45(-2.25%)
Nov 15, 2011	19.93	20.30	19.88	20.19	5,601,169	+0.11(+0.53%)
Nov 14, 2011	20.05	20.14	19.88	20.08	5,908,941	-0.11(-0.56%)
Nov 11, 2011	20.16	20.39	20.11	20.19	5,328,024	+0.33(+1.68%)
Nov 10, 2011	19.81	20.00	19.72	19.86	6,081,837	+0.27(+1.35%)
Nov 09, 2011	19.53	20.10	19.44	19.59	11,541,678	-0.49(-2.42%)
Nov 08, 2011	20.13	20.19	19.91	20.08	9,795,866	+0.08(+0.38%)
Nov 07, 2011	19.59	20.03	19.55	20.00	4,579,249	+0.37(+1.89%)
Nov 04, 2011	19.43	19.75	19.37	19.63	5,745,681	-0.06(-0.31%)
Nov 03, 2011	19.99	20.04	19.51	19.69	11,137,255	-0.02(-0.08%)
Nov 02, 2011	20.07	20.15	19.52	19.71	10,183,212	-0.07(-0.34%)
Nov 01, 2011	20.00	20.61	19.34	19.78	10,881,127	-0.19(-0.95%)
Oct 31, 2011	20.52	20.66	19.97	19.97	10,695,937	-0.62(-3.02%)
Oct 28, 2011	20.99	21.00	20.57	20.59	8,536,926	-0.42(-2.02%)
Oct 27, 2011	20.75	21.21	20.66	21.01	9,846,244	+0.66(+3.24%)
Oct 26, 2011	20.43	20.57	20.10	20.35	6,920,807	+0.27(+1.32%)
Oct 25, 2011	20.35	20.55	20.00	20.09	6,277,181	-0.43(-2.11%)
Oct 24, 2011	20.41	20.73	20.30	20.52	5,695,353	+0.13(+0.63%)
Oct 21, 2011	20.24	20.40	19.94	20.39	8,911,966	+0.35(+1.74%)
Oct 20, 2011	19.25	20.08	19.21	20.04	9,497,718	+0.73(+3.77%)
Oct 19, 2011	19.25	19.67	19.10	19.31	8,624,860	+0.03(+0.16%)
Oct 18, 2011	18.37	19.50	18.26	19.28	7,588,434	+0.98(+5.34%)
Oct 17, 2011	18.78	18.86	18.28	18.31	4,314,068	-0.61(-3.25%)
Oct 14, 2011	18.95	19.02	18.50	18.92	4,249,048	+0.24(+1.30%)
Oct 13, 2011	18.84	18.92	18.40	18.68	5,007,029	-0.38(-1.99%)
Oct 12, 2011	18.74	19.31	18.69	19.06	5,606,294	+0.49(+2.65%)
Oct 11, 2011	18.60	18.81	18.47	18.56	3,810,475	-0.20(-1.09%)
Oct 10, 2011	18.34	18.77	18.31	18.77	4,029,148	+0.79(+4.38%)
Oct 07, 2011	18.65	18.66	17.98	17.98	5,899,693	-0.63(-3.38%)
Oct 06, 2011	18.55	18.62	18.28	18.61	4,408,396	+0.31(+1.70%)
Oct 05, 2011	18.00	18.40	17.64	18.30	5,789,618	+0.39(+2.16%)
Oct 04, 2011	17.03	17.96	16.93	17.91	8,447,185	+0.70(+4.05%)
Oct 03, 2011	17.99	18.08	17.20	17.21	7,416,583	-0.74(-4.14%)
Sep 30, 2011	18.31	18.47	17.96	17.96	8,463,448	-0.66(-3.54%)
Sep 29, 2011	18.18	18.69	18.18	18.62	7,907,985	+0.79(+4.42%)
Sep 28, 2011	18.02	18.20	17.82	17.83	7,715,448	-0.21(-1.18%)
Sep 27, 2011	17.93	18.55	17.76	18.04	9,240,776	+0.20(+1.15%)
Sep 26, 2011	17.43	17.88	17.09	17.84	8,350,936	+0.58(+3.34%)
Sep 23, 2011	17.17	17.49	17.09	17.26	5,996,085	+0.07(+0.40%)
Sep 22, 2011	17.27	17.31	16.88	17.19	10,243,179	-0.31(-1.78%)
Sep 21, 2011	18.33	18.46	17.49	17.50	7,592,599	-0.93(-5.06%)
Sep 20, 2011	18.63	18.80	18.44	18.44	6,968,360	-0.11(-0.57%)
Sep 19, 2011	18.55	18.67	18.38	18.54	6,474,893	-0.36(-1.92%)
Sep 16, 2011	19.03	19.16	18.77	18.91	9,185,400	-0.13(-0.68%)
Sep 15, 2011	19.12	19.16	18.68	19.03	8,624,882	+0.16(+0.84%)
Sep 14, 2011	19.14	19.26	18.66	18.87	8,932,901	-0.14(-0.72%)
Sep 13, 2011	19.16	19.30	18.84	19.01	7,501,739	-0.14(-0.75%)
Sep 12, 2011	18.72	19.16	18.53	19.16	6,492,685	+0.35(+1.85%)
Sep 09, 2011	19.07	19.14	18.72	18.81	6,733,306	-0.38(-1.98%)
Sep 08, 2011	19.41	19.59	19.09	19.19	5,436,145	-0.41(-2.09%)
Sep 07, 2011	18.94	19.62	18.88	19.59	6,995,988	+0.98(+5.25%)
Sep 06, 2011	18.40	18.65	18.28	18.62	9,251,513	-0.30(-1.60%)
Sep 02, 2011	19.34	19.40	18.92	18.92	5,887,527	-0.72(-3.67%)
Sep 01, 2011	19.84	20.03	19.63	19.64	5,823,240	-0.24(-1.22%)
Aug 31, 2011	19.85	20.03	19.72	19.88	6,591,004	+0.14(+0.73%)
Aug 30, 2011	19.69	19.90	19.31	19.74	6,984,449	-0.20(-0.99%)
Aug 29, 2011	19.02	20.00	18.94	19.94	10,845,119	+1.56(+8.50%)
Aug 26, 2011	18.10	18.66	17.75	18.37	10,049,862	+0.02(+0.08%)
Aug 25, 2011	19.04	19.29	18.18	18.36	10,270,854	-0.57(-3.02%)
Aug 24, 2011	18.68	19.02	18.52	18.93	6,795,013	+0.18(+0.96%)
Aug 23, 2011	18.40	18.79	18.34	18.75	9,692,201	+0.37(+2.00%)
Aug 22, 2011	18.75	18.80	18.28	18.38	7,164,743	+0.08(+0.41%)
Aug 19, 2011	18.10	18.80	18.04	18.31	8,622,100	+0.02(+0.12%)
Aug 18, 2011	18.82	18.82	18.13	18.28	11,564,189	-0.86(-4.51%)
Aug 17, 2011	19.37	19.49	19.05	19.15	4,863,500	-0.14(-0.74%)
Aug 16, 2011	19.32	19.54	19.13	19.29	5,587,351	-0.27(-1.38%)
Aug 15, 2011	19.20	19.58	19.01	19.56	6,207,716	+0.68(+3.62%)
Aug 12, 2011	19.48	19.62	18.79	18.88	8,778,211	-0.41(-2.14%)
Aug 11, 2011	18.43	19.59	18.23	19.29	11,780,641	+1.01(+5.55%)
Aug 10, 2011	19.10	19.14	18.24	18.28	14,009,711	-1.07(-5.55%)
Aug 09, 2011	19.39	19.39	17.98	19.35	14,367,898	+0.89(+4.80%)
Aug 08, 2011	19.39	19.68	18.32	18.46	13,370,622	-1.29(-6.54%)
Aug 05, 2011	19.98	20.13	19.38	19.76	13,234,166	-0.02(-0.08%)
Aug 04, 2011	20.40	20.55	19.77	19.77	11,372,481	-0.95(-4.57%)
Aug 03, 2011	20.55	20.88	20.35	20.72	8,162,670	-0.05(-0.25%)
Aug 02, 2011	20.97	21.07	20.70	20.77	9,082,601	-0.53(-2.47%)
Aug 01, 2011	21.58	21.58	20.99	21.30	8,384,207	+0.47(+2.24%)
Jul 29, 2011	20.70	21.07	20.69	20.83	7,958,960	+0.02(+0.11%)
Jul 28, 2011	20.82	21.05	20.76	20.81	5,373,166	+0.05(+0.22%)
Jul 27, 2011	21.16	21.28	20.75	20.76	6,899,433	-0.45(-2.13%)
Jul 26, 2011	21.26	21.43	21.19	21.22	4,157,386	-0.11(-0.53%)
Jul 25, 2011	21.40	21.46	21.22	21.33	4,136,878	-0.23(-1.08%)
Jul 22, 2011	21.61	21.64	21.30	21.56	4,115,625	-0.02(-0.10%)
Jul 21, 2011	21.47	21.73	21.34	21.58	7,689,543	+0.24(+1.13%)
Jul 20, 2011	21.30	21.43	21.13	21.34	6,486,328	+0.08(+0.35%)
Jul 19, 2011	20.97	21.28	20.92	21.27	9,679,729	+0.22(+1.04%)
Jul 18, 2011	21.39	21.67	20.80	21.05	17,459,608	-1.10(-4.95%)
Jul 15, 2011	22.37	22.40	21.99	22.15	4,939,002	-0.17(-0.77%)
Jul 14, 2011	22.56	22.58	22.20	22.32	4,642,815	-0.13(-0.57%)
Jul 13, 2011	22.68	22.85	22.41	22.45	4,252,507	-0.08(-0.37%)
Jul 12, 2011	22.49	22.91	22.49	22.53	3,755,051	-0.03(-0.13%)
Jul 11, 2011	22.70	22.72	22.41	22.56	4,078,816	-0.39(-1.70%)
Jul 08, 2011	22.99	23.00	22.82	22.95	3,414,997	-0.29(-1.23%)
Jul 07, 2011	23.24	23.30	23.06	23.24	2,848,736	+0.23(+0.98%)
Jul 06, 2011	23.03	23.14	22.85	23.01	4,180,953	-0.12(-0.52%)
Jul 05, 2011	23.20	23.28	22.94	23.13	4,807,824	-0.09(-0.39%)
Jul 01, 2011	23.04	23.24	22.96	23.22	3,520,953	+0.28(+1.21%)
Jun 30, 2011	22.89	23.04	22.62	22.94	4,800,904	+0.06(+0.26%)
Jun 29, 2011	22.44	22.90	22.44	22.88	6,866,423	+0.57(+2.56%)
Jun 28, 2011	22.31	22.46	22.16	22.31	5,448,636	+0.05(+0.24%)
Jun 27, 2011	22.09	22.40	22.03	22.26	3,234,628	+0.14(+0.65%)
Jun 24, 2011	22.31	22.36	22.00	22.12	5,180,625	-0.17(-0.78%)
Jun 23, 2011	22.25	22.43	22.09	22.29	8,734,058	-0.23(-1.00%)
Jun 22, 2011	22.56	22.73	22.49	22.52	5,366,713	-0.12(-0.53%)
Jun 21, 2011	22.57	22.84	22.49	22.64	4,720,438	+0.18(+0.80%)
Jun 20, 2011	22.46	22.48	22.40	22.46	4,722,332	+0.17(+0.78%)
Jun 17, 2011	22.40	22.55	22.18	22.28	7,162,433	+0.08(+0.34%)
Jun 16, 2011	22.22	22.50	22.08	22.21	6,078,811	+0.05(+0.24%)
Jun 15, 2011	22.52	22.52	22.00	22.15	6,947,620	-0.56(-2.45%)
Jun 14, 2011	22.64	22.84	22.55	22.71	6,003,151	+0.25(+1.10%)
Jun 13, 2011	22.36	22.53	22.30	22.46	4,311,574	+0.18(+0.81%)
Jun 10, 2011	22.57	22.59	22.18	22.28	4,861,751	-0.41(-1.82%)
Jun 09, 2011	22.50	22.79	22.34	22.70	4,906,092	+0.28(+1.24%)
Jun 08, 2011	22.64	22.66	22.33	22.42	4,362,620	-0.26(-1.13%)
Jun 07, 2011	22.75	22.88	22.64	22.67	4,061,738	+0.01(+0.03%)
Jun 06, 2011	22.96	23.07	22.54	22.67	5,254,442	-0.38(-1.66%)
Jun 03, 2011	22.76	23.29	22.73	23.05	6,482,502	-0.25(-1.06%)
May 24, 2011	23.45	23.60	23.29	23.30	4,220,746	-0.16(-0.67%)
May 23, 2011	23.59	23.75	23.42	23.45	6,945,100	-0.44(-1.84%)
May 20, 2011	24.13	24.25	23.86	23.89	5,781,038	-0.33(-1.36%)
May 19, 2011	24.28	24.33	24.01	24.22	6,091,164	+0.00(+0.00%)
May 18, 2011	24.18	24.24	23.95	24.22	4,807,341	+0.02(+0.09%)
May 17, 2011	24.22	24.30	24.06	24.20	4,470,119	-0.07(-0.31%)
May 16, 2011	24.05	24.51	24.05	24.27	4,953,811	+0.10(+0.43%)
May 13, 2011	24.60	24.63	24.10	24.17	6,441,023	-0.46(-1.88%)
May 12, 2011	24.42	24.66	24.17	24.63	8,624,508	-0.04(-0.15%)
May 11, 2011	24.94	25.01	24.53	24.67	6,104,068	-0.34(-1.34%)
May 10, 2011	24.86	25.12	24.66	25.01	4,901,664	+0.28(+1.12%)
May 09, 2011	24.94	24.96	24.55	24.73	4,793,942	-0.22(-0.90%)
May 06, 2011	25.13	25.22	24.78	24.95	5,472,409	+0.01(+0.03%)
May 05, 2011	25.27	25.34	24.80	24.95	7,038,849	-0.42(-1.65%)
May 04, 2011	25.58	25.66	25.25	25.36	5,635,968	-0.25(-0.96%)
May 03, 2011	25.30	25.68	25.28	25.61	6,863,664	+0.32(+1.27%)
May 02, 2011	25.29	25.33	25.25	25.29	5,134,833	+0.03(+0.12%)
Apr 29, 2011	25.15	25.47	24.84	25.26	9,232,373	+0.06(+0.24%)
Apr 28, 2011	24.82	25.46	24.38	25.20	15,777,392	+1.36(+5.70%)
Apr 27, 2011	23.80	23.90	23.57	23.84	6,443,725	+0.15(+0.63%)
Apr 26, 2011	23.80	23.92	23.60	23.69	5,475,045	-0.13(-0.56%)
Apr 25, 2011	23.67	23.86	23.55	23.83	5,381,096	+0.20(+0.85%)
Apr 21, 2011	23.36	23.63	23.19	23.63	4,093,671	+0.35(+1.51%)
Apr 20, 2011	23.43	23.52	23.21	23.27	4,881,994	+0.10(+0.42%)
Apr 19, 2011	23.40	23.40	23.16	23.18	5,003,059	-0.16(-0.70%)
Apr 18, 2011	23.17	23.36	23.00	23.34	5,159,181	-0.10(-0.45%)
Apr 15, 2011	23.48	23.62	23.39	23.45	5,517,731	+0.01(+0.03%)
Apr 14, 2011	23.57	23.61	23.36	23.44	4,874,829	-0.33(-1.38%)
Apr 13, 2011	23.74	23.80	23.63	23.77	6,666,811	+0.17(+0.73%)
Apr 12, 2011	23.63	23.68	23.36	23.60	4,540,443	-0.10(-0.44%)
Apr 11, 2011	23.44	23.73	23.44	23.70	5,327,648	+0.26(+1.11%)
Apr 08, 2011	23.80	23.86	23.31	23.44	4,475,215	-0.30(-1.26%)
Apr 07, 2011	23.60	23.78	23.55	23.74	4,634,043	+0.11(+0.47%)
Apr 06, 2011	23.66	23.75	23.60	23.63	4,278,399	+0.03(+0.13%)
Apr 05, 2011	23.74	23.75	23.55	23.60	4,090,117	-0.19(-0.78%)
Apr 04, 2011	23.57	23.82	23.55	23.78	4,055,302	+0.31(+1.30%)
Apr 01, 2011	23.39	23.59	23.34	23.48	8,267,562	-0.25(-1.04%)
Mar 31, 2011	23.69	24.01	23.64	23.72	5,533,115	-0.05(-0.22%)
Mar 30, 2011	23.77	23.77	23.77	23.77	3,739,908	+0.16(+0.70%)
Mar 29, 2011	23.60	23.71	23.40	23.61	4,059,345	-0.01(-0.06%)
Mar 28, 2011	23.54	23.70	23.45	23.63	3,904,105	+0.14(+0.60%)
Mar 25, 2011	23.58	23.63	23.35	23.48	5,070,861	-0.07(-0.29%)
Mar 24, 2011	23.50	23.57	23.30	23.55	3,450,183	+0.14(+0.61%)
Mar 23, 2011	23.38	23.52	23.24	23.41	3,989,432	-0.09(-0.38%)
Mar 22, 2011	23.58	23.76	23.42	23.50	5,731,519	+0.14(+0.61%)
Mar 21, 2011	23.37	23.39	23.31	23.36	4,967,535	+0.10(+0.45%)
Mar 18, 2011	23.49	23.63	23.14	23.25	7,520,903	+0.04(+0.19%)
Mar 17, 2011	23.33	23.36	22.95	23.21	5,812,182	+0.27(+1.17%)
Mar 16, 2011	23.35	23.39	22.91	22.94	9,792,821	-0.44(-1.88%)
Mar 15, 2011	23.32	23.50	23.30	23.38	8,483,786	-0.31(-1.29%)
Mar 14, 2011	23.73	23.81	23.57	23.69	6,456,143	-0.19(-0.81%)
Mar 11, 2011	23.56	23.94	23.36	23.88	5,292,254	+0.19(+0.82%)
Mar 10, 2011	23.69	23.88	23.61	23.69	5,440,201	-0.25(-1.06%)
Mar 09, 2011	23.73	24.04	23.69	23.94	6,141,978	+0.21(+0.88%)
Mar 08, 2011	23.38	23.76	23.37	23.73	4,342,714	+0.42(+1.81%)
Mar 07, 2011	23.54	23.61	23.24	23.31	4,464,798	-0.21(-0.88%)
Mar 04, 2011	23.57	23.79	23.27	23.51	6,086,375	-0.13(-0.53%)
Mar 03, 2011	23.38	23.72	23.38	23.64	6,520,534	+0.43(+1.85%)
Mar 02, 2011	23.23	23.35	23.12	23.21	6,262,457	-0.10(-0.45%)
Mar 01, 2011	23.60	23.68	23.31	23.31	6,933,543	-0.25(-1.07%)
Feb 28, 2011	23.39	23.59	23.31	23.57	4,832,029	+0.22(+0.95%)
Feb 25, 2011	23.09	23.37	23.09	23.34	3,662,932	+0.30(+1.29%)
Feb 24, 2011	23.40	23.46	22.85	23.05	6,874,815	-0.31(-1.33%)
Feb 23, 2011	23.51	23.85	23.33	23.36	6,485,249	-0.18(-0.76%)
Feb 22, 2011	23.56	23.73	23.39	23.54	7,866,873	-0.27(-1.15%)
Feb 18, 2011	23.49	23.81	23.29	23.81	9,159,570	+0.37(+1.58%)
Feb 17, 2011	22.74	23.49	22.69	23.44	10,225,635	+0.53(+2.30%)
Feb 16, 2011	22.77	23.03	22.70	22.91	6,594,556	+0.27(+1.18%)
Feb 15, 2011	22.88	22.94	22.60	22.65	9,883,179	-0.31(-1.36%)
Feb 14, 2011	23.23	23.25	22.94	22.96	7,717,746	-0.32(-1.37%)
Feb 11, 2011	23.00	23.48	22.97	23.28	7,232,755	+0.28(+1.23%)
Feb 10, 2011	22.80	23.31	22.75	23.00	19,226,214	-1.00(-4.17%)
Feb 09, 2011	24.15	24.18	23.84	24.00	6,913,610	-0.15(-0.61%)
Feb 08, 2011	23.65	24.15	23.49	24.15	7,713,681	+0.50(+2.13%)
Feb 07, 2011	23.37	23.64	23.26	23.64	6,399,794	+0.39(+1.69%)
Feb 04, 2011	23.22	23.25	23.00	23.25	4,599,940	+0.10(+0.42%)
Feb 03, 2011	23.06	23.34	22.77	23.15	6,207,604	+0.07(+0.29%)
Feb 02, 2011	23.35	23.39	23.02	23.08	4,786,683	-0.35(-1.49%)

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