Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	27.75	27.84	27.14	27.17	2,950,780	-0.48(-1.72%)
Jan 30, 2012	26.70	27.73	26.65	27.64	3,672,704	+0.75(+2.79%)
Jan 27, 2012	27.80	27.83	26.80	26.89	4,176,861	-1.06(-3.79%)
Jan 26, 2012	28.22	28.65	27.72	27.95	2,587,717	+0.01(+0.03%)
Jan 25, 2012	28.06	28.12	27.62	27.94	2,016,749	-0.13(-0.45%)
Jan 24, 2012	27.78	28.16	27.25	28.07	1,816,726	+0.21(+0.77%)
Jan 23, 2012	27.92	28.31	27.81	27.86	2,174,527	-0.22(-0.80%)
Jan 20, 2012	29.16	29.18	27.98	28.08	2,815,810	-1.10(-3.77%)
Jan 19, 2012	28.38	29.19	28.23	29.18	3,568,856	+0.90(+3.20%)
Jan 18, 2012	28.56	28.56	27.75	28.27	2,216,026	-0.04(-0.14%)
Jan 17, 2012	28.41	28.82	28.24	28.31	2,447,598	+0.34(+1.22%)
Jan 13, 2012	27.91	28.12	27.66	27.97	1,374,652	+0.07(+0.24%)
Jan 12, 2012	28.03	28.18	27.88	27.91	2,224,592	-0.03(-0.10%)
Jan 11, 2012	27.86	28.23	27.55	27.93	3,676,852	-0.17(-0.59%)
Jan 10, 2012	28.43	28.61	28.07	28.10	1,115,429	+0.09(+0.31%)
Jan 09, 2012	28.08	28.28	27.77	28.01	1,625,355	+0.05(+0.17%)
Jan 06, 2012	28.67	28.83	27.91	27.96	2,604,250	-0.77(-2.68%)
Jan 05, 2012	28.42	28.81	28.09	28.73	2,688,291	+0.07(+0.24%)
Jan 04, 2012	28.19	28.70	27.92	28.66	2,125,332	+0.95(+3.44%)
Dec 30, 2011	27.68	28.00	27.55	27.71	6,907,377	+0.06(+0.21%)
Dec 29, 2011	27.33	27.77	27.33	27.65	1,154,946	+0.50(+1.83%)
Dec 28, 2011	27.91	28.17	27.15	27.16	1,076,245	-0.68(-2.45%)
Dec 27, 2011	28.07	28.10	27.73	27.84	987,218	-0.38(-1.34%)
Dec 23, 2011	27.57	28.51	27.50	28.22	2,218,648	+1.21(+4.47%)
Dec 21, 2011	26.62	27.21	26.42	27.01	3,079,724	+0.29(+1.09%)
Dec 20, 2011	25.98	26.85	25.88	26.72	5,974,674	+2.26(+9.23%)
Dec 19, 2011	25.11	25.29	24.36	24.46	2,099,355	-0.62(-2.48%)
Dec 16, 2011	25.44	25.70	24.85	25.08	3,058,843	-0.39(-1.53%)
Dec 15, 2011	25.40	26.14	25.21	25.47	3,948,791	+0.21(+0.85%)
Dec 14, 2011	25.27	25.34	24.77	25.26	3,549,196	-0.28(-1.10%)
Dec 13, 2011	25.14	25.83	25.14	25.54	3,803,185	+0.55(+2.22%)
Dec 12, 2011	24.81	25.34	24.22	24.99	4,968,613	-0.15(-0.58%)
Dec 09, 2011	24.68	25.49	24.53	25.13	3,747,625	+0.48(+1.93%)
Dec 08, 2011	25.70	25.75	24.64	24.66	3,111,813	-1.09(-4.23%)
Dec 07, 2011	26.16	26.16	25.54	25.75	3,155,058	-0.43(-1.64%)
Dec 06, 2011	26.54	26.80	25.93	26.17	4,425,868	-0.46(-1.72%)
Dec 05, 2011	25.84	26.75	25.84	26.63	8,013,293	+1.13(+4.43%)
Dec 02, 2011	24.33	25.74	24.33	25.50	14,190,167	+1.59(+6.63%)
Dec 01, 2011	23.74	24.35	23.70	23.92	2,796,448	+0.01(+0.04%)
Nov 30, 2011	23.90	24.76	23.71	23.91	3,280,868	+0.54(+2.33%)
Nov 29, 2011	23.48	23.53	23.26	23.36	2,973,813	-0.02(-0.08%)
Nov 28, 2011	23.82	24.14	23.09	23.38	2,769,828	+0.18(+0.80%)
Nov 25, 2011	22.59	23.41	22.59	23.20	1,710,908	+0.55(+2.45%)
Nov 23, 2011	22.95	23.25	22.64	22.64	3,474,940	-0.48(-2.06%)
Nov 22, 2011	22.95	23.26	22.58	23.12	3,138,180	+0.17(+0.72%)
Nov 21, 2011	23.39	23.77	22.91	22.95	2,955,736	-1.11(-4.61%)
Nov 18, 2011	24.12	24.48	23.96	24.06	3,859,085	+0.11(+0.45%)
Nov 17, 2011	23.31	24.15	23.31	23.95	5,451,584	+0.56(+2.41%)
Nov 16, 2011	23.39	23.91	23.32	23.39	4,352,371	-0.15(-0.62%)
Nov 15, 2011	22.82	23.70	22.50	23.54	4,133,227	+0.61(+2.67%)
Nov 14, 2011	23.08	23.52	22.82	22.92	4,099,274	-0.20(-0.85%)
Nov 11, 2011	22.64	23.16	22.30	23.12	5,006,387	+0.51(+2.26%)
Nov 10, 2011	21.87	22.64	21.59	22.61	6,214,871	+0.94(+4.35%)
Nov 09, 2011	21.40	22.40	21.33	21.67	9,996,482	-0.23(-1.06%)
Nov 08, 2011	22.10	22.12	21.00	21.90	5,753,921	-0.22(-0.97%)
Nov 07, 2011	20.72	22.56	20.72	22.12	11,005,058	+1.06(+5.03%)
Nov 04, 2011	20.96	21.25	20.71	21.06	4,684,293	-0.18(-0.84%)
Nov 03, 2011	21.48	21.79	21.09	21.24	3,454,457	-0.01(-0.04%)
Nov 02, 2011	21.69	21.88	21.16	21.25	2,137,947	-0.13(-0.63%)
Nov 01, 2011	21.07	21.64	20.63	21.38	4,055,787	-0.30(-1.37%)
Oct 31, 2011	21.71	21.93	21.48	21.68	3,488,811	-0.24(-1.10%)
Oct 28, 2011	22.76	22.82	21.52	21.92	4,867,909	-0.90(-3.93%)
Oct 27, 2011	23.73	24.09	22.73	22.82	3,819,325	-0.48(-2.08%)
Oct 26, 2011	23.40	23.60	22.93	23.30	3,583,368	+0.14(+0.62%)
Oct 25, 2011	23.65	23.65	23.13	23.16	2,247,692	-0.57(-2.38%)
Oct 24, 2011	23.38	23.78	23.32	23.72	2,815,592	+0.48(+2.08%)
Oct 21, 2011	23.10	23.41	23.05	23.24	1,683,741	+0.39(+1.69%)
Oct 20, 2011	22.97	23.12	22.18	22.85	2,102,788	-0.11(-0.47%)
Oct 19, 2011	23.52	23.73	22.84	22.96	3,247,364	-0.48(-2.03%)
Oct 18, 2011	24.04	24.13	23.08	23.43	5,174,742	-0.49(-2.06%)
Oct 17, 2011	24.70	24.77	23.85	23.93	3,323,040	-0.74(-2.98%)
Oct 14, 2011	24.91	25.06	24.62	24.66	2,441,337	+0.17(+0.70%)
Oct 13, 2011	24.57	24.72	24.36	24.49	2,338,623	-0.29(-1.16%)
Oct 12, 2011	24.84	25.53	24.74	24.78	2,700,583	+0.04(+0.18%)
Oct 11, 2011	24.46	24.84	23.98	24.74	2,422,567	+0.02(+0.07%)
Oct 10, 2011	23.81	24.83	23.72	24.72	2,743,669	+1.24(+5.27%)
Oct 07, 2011	22.58	23.84	22.50	23.48	4,343,400	+1.00(+4.47%)
Oct 06, 2011	22.40	22.68	22.13	22.48	3,685,203	+0.13(+0.56%)
Oct 05, 2011	22.35	22.54	21.90	22.35	3,152,397	+0.11(+0.48%)
Oct 04, 2011	20.85	22.32	20.28	22.24	5,136,292	+1.06(+5.00%)
Oct 03, 2011	22.45	22.86	21.17	21.18	5,210,438	-1.28(-5.71%)
Sep 30, 2011	23.20	23.29	22.39	22.47	6,278,641	-1.02(-4.35%)
Sep 29, 2011	24.77	25.11	23.12	23.49	3,488,811	-0.87(-3.57%)
Sep 28, 2011	25.07	25.38	24.30	24.36	3,266,225	-0.67(-2.69%)
Sep 27, 2011	25.21	26.20	24.89	25.03	4,618,448	+0.25(+1.01%)
Sep 26, 2011	24.26	24.90	23.99	24.78	4,199,624	+0.78(+3.25%)
Sep 23, 2011	23.16	24.26	22.69	24.00	4,028,539	+1.22(+5.35%)
Sep 22, 2011	22.74	23.03	22.21	22.78	4,429,092	-0.78(-3.31%)
Sep 21, 2011	24.63	24.89	23.55	23.56	3,774,336	-0.86(-3.53%)
Sep 20, 2011	24.55	25.44	24.26	24.42	4,513,003	-0.03(-0.11%)
Sep 19, 2011	23.26	24.74	22.94	24.45	4,130,641	+0.87(+3.69%)
Sep 16, 2011	23.28	23.67	23.06	23.58	2,802,196	+0.42(+1.82%)
Sep 15, 2011	23.27	23.36	22.90	23.16	3,032,478	+0.10(+0.43%)
Sep 14, 2011	22.64	23.45	22.39	23.06	2,141,727	+0.56(+2.47%)
Sep 13, 2011	21.87	22.68	21.81	22.50	2,124,992	+0.61(+2.79%)
Sep 12, 2011	21.59	21.93	21.22	21.89	2,243,525	-0.01(-0.04%)
Sep 09, 2011	22.34	22.48	21.71	21.90	1,714,652	-0.62(-2.75%)
Sep 08, 2011	22.72	23.40	22.44	22.52	2,368,519	-0.39(-1.68%)
Sep 07, 2011	21.87	23.06	21.85	22.91	4,343,462	+1.33(+6.15%)
Sep 06, 2011	21.09	21.83	20.70	21.58	3,511,521	-0.22(-0.99%)
Sep 02, 2011	22.00	22.00	21.31	21.79	3,521,913	-0.63(-2.80%)
Sep 01, 2011	22.32	22.80	22.20	22.42	4,728,148	+0.13(+0.56%)
Aug 31, 2011	21.09	22.48	21.01	22.30	6,621,931	+1.36(+6.51%)
Aug 30, 2011	20.64	21.20	20.61	20.93	2,627,413	+0.02(+0.09%)
Aug 29, 2011	20.22	20.92	20.08	20.91	1,465,721	+0.97(+4.86%)
Aug 26, 2011	19.44	20.09	18.97	19.95	1,410,986	+0.39(+1.97%)
Aug 25, 2011	19.97	20.36	19.53	19.56	1,653,356	-0.39(-1.93%)
Aug 24, 2011	19.74	20.09	19.47	19.95	2,943,597	+0.22(+1.14%)
Aug 23, 2011	19.00	19.73	18.74	19.72	2,934,490	+0.56(+2.90%)
Aug 22, 2011	20.04	20.15	19.12	19.17	3,006,865	-0.44(-2.24%)
Aug 19, 2011	19.64	20.24	19.54	19.61	2,879,533	-0.32(-1.62%)
Aug 18, 2011	20.58	20.63	19.69	19.93	3,180,444	-1.17(-5.53%)
Aug 17, 2011	21.15	21.50	20.78	21.09	1,624,664	+0.04(+0.17%)
Aug 16, 2011	21.04	21.53	20.90	21.06	3,130,888	-0.14(-0.68%)
Aug 15, 2011	20.68	21.22	20.67	21.20	2,252,936	+0.48(+2.34%)
Aug 12, 2011	20.57	21.10	20.38	20.72	2,891,567	+0.34(+1.67%)
Aug 11, 2011	19.44	20.74	19.12	20.38	4,767,589	+0.95(+4.89%)
Aug 10, 2011	19.78	20.01	19.07	19.43	5,884,113	-0.83(-4.07%)
Aug 09, 2011	19.88	20.30	18.99	20.25	7,611,361	-0.05(-0.26%)
Aug 08, 2011	20.51	21.91	20.27	20.30	8,340,069	-2.22(-9.87%)
Aug 05, 2011	24.22	24.29	21.78	22.53	9,362,052	-1.43(-5.97%)
Aug 04, 2011	25.73	25.73	23.58	23.96	7,888,715	-1.87(-7.24%)
Aug 03, 2011	25.66	25.85	25.11	25.83	3,225,520	+0.21(+0.81%)
Aug 02, 2011	26.55	26.63	25.50	25.62	4,133,407	-1.17(-4.38%)
Aug 01, 2011	27.05	27.23	26.13	26.80	3,561,191	+0.22(+0.84%)
Jul 29, 2011	27.50	27.58	26.55	26.57	3,967,555	-1.33(-4.76%)
Jul 28, 2011	28.10	28.21	27.83	27.90	1,843,661	-0.16(-0.58%)
Jul 27, 2011	28.24	28.66	28.03	28.06	2,416,929	-0.25(-0.89%)
Jul 26, 2011	28.52	28.52	28.21	28.31	1,603,856	-0.11(-0.38%)
Jul 25, 2011	28.53	28.66	28.35	28.42	1,529,135	-0.29(-1.00%)
Jul 22, 2011	28.79	29.00	28.56	28.71	1,369,327	+0.09(+0.31%)
Jul 21, 2011	28.43	29.00	28.43	28.62	2,003,202	+0.29(+1.01%)
Jul 20, 2011	28.27	28.71	28.21	28.33	2,192,941	+0.18(+0.64%)
Jul 19, 2011	27.77	28.22	27.66	28.15	2,674,414	+0.65(+2.35%)
Jul 18, 2011	27.33	27.55	27.19	27.51	3,252,936	-0.09(-0.33%)
Jul 15, 2011	27.88	27.89	27.46	27.60	1,657,357	-0.16(-0.58%)
Jul 14, 2011	28.48	28.69	27.64	27.76	2,252,096	-0.59(-2.09%)
Jul 13, 2011	28.15	29.21	28.11	28.35	3,678,978	+0.50(+1.80%)
Jul 12, 2011	28.03	28.18	27.63	27.85	1,816,562	-0.16(-0.58%)
Jul 11, 2011	28.31	28.55	27.89	28.01	1,664,331	-0.49(-1.73%)
Jul 08, 2011	28.10	28.53	27.87	28.50	1,887,137	+0.03(+0.09%)
Jul 07, 2011	28.02	28.65	28.02	28.48	2,254,387	+0.69(+2.49%)
Jul 06, 2011	27.93	28.03	27.55	27.78	2,293,051	-0.21(-0.74%)
Jul 05, 2011	28.06	28.22	27.89	27.99	1,916,805	+0.09(+0.34%)
Jul 01, 2011	27.62	28.01	27.47	27.90	1,985,138	+0.39(+1.42%)
Jun 30, 2011	26.60	27.66	26.49	27.51	4,592,520	+0.96(+3.61%)
Jun 29, 2011	26.56	26.65	26.33	26.55	2,489,444	+0.19(+0.71%)
Jun 28, 2011	25.97	26.62	25.78	26.36	3,519,051	+0.58(+2.26%)
Jun 27, 2011	25.27	25.87	24.95	25.78	3,974,184	+0.66(+2.64%)
Jun 24, 2011	25.36	25.69	25.09	25.11	5,301,672	-0.35(-1.37%)
Jun 23, 2011	25.37	25.55	24.82	25.46	2,566,191	-0.10(-0.39%)
Jun 22, 2011	25.54	25.83	25.50	25.56	2,458,564	-0.13(-0.49%)
Jun 21, 2011	25.16	25.77	25.03	25.69	3,614,891	+0.67(+2.69%)
Jun 20, 2011	24.97	25.06	24.68	25.01	2,792,735	+0.13(+0.50%)
Jun 17, 2011	25.09	25.11	24.68	24.89	2,994,913	-0.02(-0.07%)
Jun 16, 2011	24.91	25.06	24.62	24.91	3,044,196	-0.03(-0.11%)
Jun 15, 2011	25.01	25.28	24.87	24.93	1,415,424	-0.30(-1.17%)
Jun 14, 2011	25.18	25.40	24.91	25.23	1,998,298	+0.31(+1.26%)
Jun 13, 2011	25.20	25.30	24.82	24.91	1,693,324	-0.24(-0.96%)
Jun 10, 2011	25.84	26.10	25.09	25.16	2,346,384	-0.80(-3.08%)
Jun 09, 2011	25.78	26.08	25.61	25.95	1,635,261	+0.22(+0.84%)
Jun 08, 2011	25.61	25.83	25.42	25.74	1,644,420	+0.04(+0.17%)
Jun 07, 2011	25.80	26.09	25.65	25.69	1,329,724	+0.07(+0.28%)
Jun 06, 2011	26.11	26.25	25.49	25.62	1,705,587	-0.41(-1.58%)
Jun 03, 2011	26.20	26.56	26.03	26.04	1,389,955	-0.10(-0.38%)
May 24, 2011	26.47	26.67	26.03	26.13	1,798,371	-0.25(-0.95%)
May 23, 2011	26.09	26.56	26.04	26.39	2,018,018	-0.05(-0.20%)
May 20, 2011	26.94	26.95	26.32	26.44	2,024,799	-0.39(-1.44%)
May 19, 2011	26.82	26.91	26.56	26.82	2,200,145	-0.03(-0.10%)
May 18, 2011	25.87	26.91	25.66	26.85	3,173,704	+0.94(+3.63%)
May 17, 2011	25.94	26.02	25.52	25.91	1,717,673	-0.01(-0.03%)
May 16, 2011	25.86	26.50	25.56	25.92	3,188,612	+0.08(+0.31%)
May 13, 2011	26.16	26.28	25.67	25.84	1,594,537	-0.35(-1.34%)
May 12, 2011	26.29	26.31	25.92	26.19	2,711,990	-0.10(-0.38%)
May 11, 2011	26.50	26.52	26.06	26.29	1,522,767	-0.29(-1.08%)
May 10, 2011	26.08	26.77	25.98	26.57	2,615,385	+0.52(+2.00%)
May 09, 2011	26.25	26.36	25.90	26.05	2,270,749	-0.14(-0.55%)
May 06, 2011	26.34	26.55	26.16	26.20	3,418,412	-0.06(-0.24%)
May 05, 2011	25.48	26.45	25.35	26.26	4,809,629	+0.48(+1.88%)
May 04, 2011	25.64	26.05	25.29	25.78	3,924,500	-0.41(-1.58%)
May 03, 2011	26.41	26.56	25.69	26.19	6,736,101	-0.53(-1.98%)
May 02, 2011	26.50	26.86	24.66	26.72	16,855,506	+4.26(+18.97%)
Apr 29, 2011	22.13	22.48	22.11	22.46	1,436,289	+0.30(+1.38%)
Apr 28, 2011	21.95	22.17	21.88	22.15	913,616	+0.12(+0.53%)
Apr 27, 2011	21.90	22.07	21.76	22.04	1,496,171	+0.13(+0.61%)
Apr 26, 2011	21.93	22.01	21.81	21.90	1,503,614	+0.10(+0.45%)
Apr 25, 2011	21.88	22.12	21.76	21.80	1,608,790	-0.05(-0.25%)
Apr 21, 2011	21.23	21.91	21.22	21.86	2,156,605	+0.71(+3.35%)
Apr 20, 2011	21.62	22.22	20.86	21.15	6,027,778	-0.26(-1.21%)
Apr 19, 2011	20.75	21.42	20.59	21.41	3,175,039	+0.69(+3.33%)
Apr 18, 2011	20.63	20.77	20.37	20.72	1,976,955	-0.09(-0.43%)
Apr 15, 2011	21.04	21.08	20.80	20.81	2,545,259	-0.21(-0.98%)
Apr 14, 2011	20.74	21.01	20.54	21.01	2,832,343	+0.15(+0.73%)
Apr 13, 2011	21.07	21.11	20.77	20.86	1,852,284	-0.02(-0.09%)
Apr 12, 2011	21.32	21.32	20.82	20.88	1,753,210	-0.17(-0.81%)
Apr 11, 2011	21.43	21.43	20.91	21.05	2,138,358	-0.29(-1.35%)
Apr 08, 2011	21.53	21.77	21.18	21.34	1,625,738	-0.14(-0.67%)
Apr 07, 2011	21.09	21.66	20.87	21.48	3,697,906	-0.33(-1.52%)
Apr 06, 2011	22.01	22.05	21.69	21.81	2,823,638	+0.01(+0.04%)
Apr 05, 2011	21.85	21.97	21.74	21.80	2,200,945	-0.14(-0.65%)
Apr 04, 2011	21.98	22.04	21.73	21.95	1,508,483	+0.03(+0.12%)
Apr 01, 2011	21.97	22.12	21.69	21.92	3,072,805	+0.07(+0.33%)
Mar 31, 2011	21.86	21.99	21.75	21.85	3,535,991	-0.04(-0.16%)
Mar 30, 2011	21.88	21.95	21.67	21.88	2,279,222	+0.19(+0.87%)
Mar 29, 2011	21.69	21.77	21.52	21.69	1,299,627	+0.02(+0.08%)
Mar 28, 2011	21.89	22.04	21.58	21.68	1,992,555	-0.21(-0.94%)
Mar 25, 2011	21.69	22.21	21.69	21.88	3,484,329	+0.21(+0.95%)
Mar 24, 2011	21.23	22.10	20.96	21.68	4,715,802	+0.72(+3.42%)
Mar 23, 2011	20.74	21.07	20.62	20.96	2,399,191	+0.13(+0.65%)
Mar 22, 2011	20.85	21.09	20.74	20.82	2,087,140	-0.02(-0.09%)
Mar 21, 2011	21.10	21.33	20.42	20.84	5,434,459	-0.57(-2.68%)
Mar 18, 2011	21.52	21.56	21.29	21.42	1,832,276	+0.20(+0.93%)
Mar 17, 2011	21.13	21.40	21.01	21.22	2,248,910	+0.35(+1.68%)
Mar 16, 2011	21.25	21.65	20.77	20.87	3,009,835	-0.17(-0.81%)
Mar 15, 2011	20.29	21.21	20.17	21.04	2,622,283	+0.17(+0.82%)
Mar 14, 2011	21.00	21.10	20.80	20.87	1,871,721	-0.14(-0.68%)
Mar 11, 2011	20.82	21.11	20.76	21.01	1,478,497	+0.08(+0.39%)
Mar 10, 2011	21.17	21.51	20.90	20.93	2,087,578	-0.45(-2.10%)
Mar 09, 2011	21.28	21.69	21.24	21.38	2,738,726	+0.15(+0.72%)
Mar 08, 2011	20.91	21.26	20.77	21.23	1,975,910	+0.31(+1.50%)
Mar 07, 2011	21.12	21.23	20.63	20.91	2,146,493	-0.16(-0.77%)
Mar 04, 2011	21.33	21.35	20.78	21.08	2,616,019	-0.24(-1.14%)
Mar 03, 2011	20.81	21.51	20.74	21.32	3,718,624	+0.72(+3.48%)
Mar 02, 2011	20.53	20.90	20.25	20.60	2,864,884	+0.09(+0.44%)
Mar 01, 2011	20.84	21.02	20.44	20.51	2,957,355	-0.34(-1.63%)
Feb 28, 2011	20.97	21.32	20.76	20.85	2,732,989	-0.18(-0.85%)
Feb 25, 2011	20.31	21.17	20.25	21.03	2,972,335	+0.74(+3.67%)
Feb 24, 2011	19.49	20.54	19.48	20.29	4,339,172	-0.28(-1.35%)
Feb 23, 2011	20.58	20.86	20.29	20.56	2,665,929	+0.13(+0.61%)
Feb 22, 2011	20.90	21.01	20.33	20.44	1,947,879	-0.61(-2.90%)
Feb 18, 2011	21.06	21.20	20.82	21.05	977,169	+0.01(+0.04%)
Feb 17, 2011	20.77	21.11	20.75	21.04	1,371,726	+0.20(+0.95%)
Feb 16, 2011	20.99	21.09	20.74	20.84	2,532,407	-0.13(-0.60%)
Feb 15, 2011	20.68	21.14	20.67	20.97	2,668,857	+0.22(+1.04%)
Feb 14, 2011	20.91	21.00	20.38	20.75	2,183,755	-0.23(-1.11%)
Feb 11, 2011	21.01	21.08	20.76	20.99	2,578,391	-0.08(-0.38%)
Feb 10, 2011	20.85	21.52	20.63	21.07	7,203,541	+1.17(+5.91%)
Feb 09, 2011	19.74	19.89	19.43	19.89	2,673,833	+0.48(+2.50%)
Feb 08, 2011	19.83	19.84	19.39	19.41	3,051,230	-0.42(-2.13%)
Feb 07, 2011	19.65	20.13	19.54	19.83	1,911,504	+0.24(+1.24%)
Feb 04, 2011	19.55	19.85	19.52	19.59	1,812,939	-0.01(-0.05%)
Feb 03, 2011	19.45	19.73	19.30	19.60	2,333,624	+0.09(+0.47%)
Feb 02, 2011	19.80	19.87	19.45	19.50	2,460,128	-0.23(-1.15%)

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