Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	17.93	18.44	17.55	17.95	20,153,588	+0.91(+5.33%)
Nov 29, 2011	16.81	17.22	16.69	17.05	8,600,786	+0.31(+1.86%)
Nov 28, 2011	17.08	17.08	16.60	16.73	10,227,645	+0.55(+3.40%)
Nov 25, 2011	16.36	16.62	16.18	16.18	6,850,888	-0.36(-2.20%)
Nov 23, 2011	17.24	17.25	16.54	16.55	14,413,057	-0.98(-5.60%)
Nov 22, 2011	17.89	17.95	17.42	17.53	9,812,614	-0.33(-1.88%)
Nov 21, 2011	17.94	17.96	17.34	17.86	9,804,677	-0.47(-2.58%)
Nov 18, 2011	18.82	18.91	18.28	18.34	8,934,002	-0.19(-1.03%)
Nov 17, 2011	19.16	19.46	18.36	18.53	14,292,599	-0.60(-3.16%)
Nov 16, 2011	18.87	19.66	18.82	19.13	14,269,067	+0.24(+1.27%)
Nov 15, 2011	18.92	19.08	18.76	18.89	11,200,385	-0.22(-1.13%)
Nov 14, 2011	18.95	19.17	18.83	19.11	7,884,901	+0.01(+0.03%)
Nov 11, 2011	18.82	19.18	18.75	19.10	7,375,892	+0.51(+2.77%)
Nov 10, 2011	18.80	18.96	18.07	18.59	12,653,558	+0.17(+0.91%)
Nov 09, 2011	18.83	19.13	18.40	18.42	15,311,871	-1.33(-6.75%)
Nov 08, 2011	19.87	19.89	19.47	19.75	10,706,745	+0.07(+0.36%)
Nov 07, 2011	19.46	19.90	19.37	19.68	10,620,912	+0.28(+1.45%)
Nov 04, 2011	19.37	19.48	19.03	19.40	9,135,512	-0.29(-1.46%)
Nov 03, 2011	19.21	19.74	19.00	19.69	15,960,272	+0.96(+5.14%)
Nov 02, 2011	18.65	18.83	18.37	18.73	14,594,408	+0.53(+2.93%)
Nov 01, 2011	17.74	18.47	17.46	18.19	17,627,068	-0.89(-4.67%)
Oct 31, 2011	19.55	19.60	19.07	19.08	11,502,466	-0.84(-4.20%)
Oct 28, 2011	19.46	19.92	19.41	19.92	12,115,300	+0.14(+0.73%)
Oct 27, 2011	19.49	19.98	19.44	19.78	19,216,360	+1.15(+6.20%)
Oct 26, 2011	18.53	18.77	18.17	18.62	11,954,022	+0.30(+1.63%)
Oct 25, 2011	18.91	18.94	18.28	18.33	14,589,636	-0.48(-2.54%)
Oct 24, 2011	18.09	18.87	18.03	18.80	12,519,284	+0.81(+4.52%)
Oct 21, 2011	18.01	18.15	17.76	17.99	10,779,507	+0.34(+1.93%)
Oct 20, 2011	17.53	17.91	17.17	17.65	11,794,479	+0.04(+0.20%)
Oct 19, 2011	18.07	18.19	17.52	17.61	14,173,566	-0.41(-2.29%)
Oct 18, 2011	17.29	18.18	17.03	18.03	14,800,739	+0.62(+3.57%)
Oct 17, 2011	18.04	18.06	17.31	17.40	9,741,888	-0.75(-4.12%)
Oct 14, 2011	17.58	18.16	17.58	18.15	11,906,189	+1.08(+6.34%)
Oct 13, 2011	17.22	17.26	16.82	17.07	10,721,830	-0.32(-1.82%)
Oct 12, 2011	17.11	17.65	16.95	17.39	13,151,389	+0.59(+3.53%)
Oct 11, 2011	16.61	16.93	16.46	16.79	10,377,478	-0.04(-0.25%)
Oct 10, 2011	16.74	17.03	16.55	16.84	6,155,925	+0.66(+4.07%)
Oct 07, 2011	16.79	16.89	16.11	16.18	18,300,980	-0.36(-2.17%)
Oct 06, 2011	16.22	16.55	16.17	16.54	16,237,374	+0.74(+4.66%)
Oct 05, 2011	14.61	15.94	14.41	15.80	21,374,780	+1.38(+9.54%)
Oct 04, 2011	13.96	14.46	13.49	14.43	24,876,446	+0.07(+0.50%)
Oct 03, 2011	14.74	15.22	14.28	14.35	18,679,942	-0.86(-5.66%)
Sep 30, 2011	15.55	15.78	15.18	15.22	15,166,967	-0.75(-4.72%)
Sep 29, 2011	16.07	16.21	15.51	15.97	17,371,856	+0.30(+1.95%)
Sep 28, 2011	16.60	16.72	15.60	15.66	15,553,045	-0.94(-5.66%)
Sep 27, 2011	16.68	17.14	16.53	16.60	16,878,350	+0.59(+3.70%)
Sep 26, 2011	15.41	16.05	14.96	16.01	13,895,003	+0.71(+4.61%)
Sep 23, 2011	15.00	15.44	14.92	15.30	11,700,261	+0.04(+0.27%)
Sep 22, 2011	15.74	15.74	14.96	15.26	28,616,360	-1.45(-8.69%)
Sep 21, 2011	17.36	17.49	16.70	16.72	14,045,704	-0.67(-3.85%)
Sep 20, 2011	17.77	18.08	17.37	17.39	11,674,178	-0.36(-2.06%)
Sep 19, 2011	17.72	17.89	17.37	17.75	11,159,350	-0.40(-2.21%)
Sep 16, 2011	18.29	18.36	17.96	18.15	9,528,081	-0.02(-0.13%)
Sep 15, 2011	18.10	18.21	17.82	18.18	8,721,752	+0.41(+2.32%)
Sep 14, 2011	17.39	18.05	17.16	17.76	11,354,181	+0.45(+2.59%)
Sep 13, 2011	17.36	17.45	17.07	17.31	16,285,260	+0.10(+0.56%)
Sep 12, 2011	17.42	17.57	16.82	17.22	15,864,474	-0.47(-2.67%)
Sep 09, 2011	17.98	18.17	17.57	17.69	9,915,999	-0.70(-3.81%)
Sep 08, 2011	18.34	18.71	18.25	18.39	10,447,418	-0.05(-0.29%)
Sep 07, 2011	18.03	18.46	17.92	18.44	9,477,502	+0.72(+4.05%)
Sep 06, 2011	17.64	17.73	17.35	17.73	15,298,856	-0.51(-2.79%)
Sep 02, 2011	18.50	18.57	18.14	18.24	8,052,919	-0.80(-4.21%)
Sep 01, 2011	19.14	19.37	18.98	19.04	9,874,601	-0.04(-0.22%)
Aug 31, 2011	19.17	19.40	18.77	19.08	12,301,759	+0.10(+0.50%)
Aug 30, 2011	18.65	19.07	18.46	18.98	9,418,412	+0.28(+1.47%)
Aug 29, 2011	18.62	18.71	18.32	18.71	5,919,433	+0.58(+3.20%)
Aug 26, 2011	17.75	18.26	17.54	18.13	9,413,259	+0.20(+1.13%)
Aug 25, 2011	18.62	18.71	17.85	17.92	11,348,260	-0.44(-2.41%)
Aug 24, 2011	18.24	18.54	18.07	18.37	11,386,799	+0.15(+0.82%)
Aug 23, 2011	17.63	18.24	17.40	18.22	17,218,792	+0.79(+4.53%)
Aug 22, 2011	18.21	18.22	17.34	17.43	19,948,734	-0.26(-1.49%)
Aug 19, 2011	17.82	18.46	17.61	17.69	15,742,398	-0.29(-1.60%)
Aug 18, 2011	18.78	18.78	17.78	17.98	15,387,461	-1.36(-7.02%)
Aug 17, 2011	19.77	19.92	19.31	19.34	12,651,702	-0.07(-0.37%)
Aug 16, 2011	19.59	19.62	19.26	19.41	11,342,139	-0.41(-2.05%)
Aug 15, 2011	19.60	19.88	19.50	19.81	9,428,837	+0.59(+3.05%)
Aug 12, 2011	19.91	19.98	19.10	19.23	14,548,572	-0.23(-1.20%)
Aug 11, 2011	18.80	19.61	18.43	19.46	19,100,548	+0.74(+3.96%)
Aug 10, 2011	19.03	19.34	18.33	18.72	25,682,010	-0.17(-0.92%)
Aug 09, 2011	18.39	18.92	17.68	18.89	25,317,386	+0.80(+4.40%)
Aug 08, 2011	18.39	18.96	17.98	18.10	28,953,658	-1.65(-8.36%)
Aug 05, 2011	20.38	20.47	18.86	19.75	26,593,320	-0.45(-2.22%)
Aug 04, 2011	21.12	21.18	20.11	20.20	21,838,798	-1.33(-6.19%)
Aug 03, 2011	22.01	22.02	21.16	21.53	22,490,330	-0.44(-1.99%)
Aug 02, 2011	22.81	22.85	21.95	21.97	13,344,529	-0.89(-3.87%)
Aug 01, 2011	22.86	23.74	22.62	22.85	8,631,412	-0.01(-0.03%)
Jul 29, 2011	23.02	23.16	22.70	22.86	10,819,681	-0.44(-1.90%)
Jul 28, 2011	23.77	23.86	23.21	23.30	12,383,331	-0.78(-3.25%)
Jul 27, 2011	24.55	24.68	23.84	24.08	9,403,959	-0.75(-3.01%)
Jul 26, 2011	25.05	25.05	24.62	24.83	7,643,577	-0.09(-0.36%)
Jul 25, 2011	24.55	25.02	24.45	24.92	7,903,184	+0.22(+0.90%)
Jul 22, 2011	24.78	24.89	24.62	24.70	7,781,405	-0.12(-0.48%)
Jul 21, 2011	24.34	24.99	24.27	24.82	10,528,546	+0.66(+2.72%)
Jul 20, 2011	24.39	24.50	24.15	24.16	9,412,205	+0.04(+0.15%)
Jul 19, 2011	23.83	24.33	23.77	24.13	9,544,486	+0.71(+3.04%)
Jul 18, 2011	23.60	23.73	23.21	23.41	6,552,987	-0.42(-1.76%)
Jul 15, 2011	23.76	23.91	23.67	23.83	7,100,708	+0.42(+1.79%)
Jul 14, 2011	24.05	24.09	23.34	23.41	9,669,552	-0.32(-1.34%)
Jul 13, 2011	23.63	24.25	23.54	23.73	10,886,845	+0.25(+1.07%)
Jul 12, 2011	23.46	23.83	23.36	23.48	9,887,699	-0.18(-0.76%)
Jul 11, 2011	24.07	24.25	23.47	23.66	8,762,970	-0.80(-3.25%)
Jul 08, 2011	24.14	24.59	23.99	24.46	11,043,785	+0.01(+0.02%)
Jul 07, 2011	24.46	24.64	24.31	24.45	9,144,890	+0.51(+2.12%)
Jul 06, 2011	24.05	24.10	23.76	23.94	7,337,598	-0.19(-0.79%)
Jul 05, 2011	24.15	24.46	23.97	24.13	14,087,848	+0.42(+1.79%)
Jul 01, 2011	23.33	23.79	22.97	23.71	7,239,404	+0.32(+1.38%)
Jun 30, 2011	23.35	23.52	23.22	23.39	11,761,905	+0.26(+1.11%)
Jun 29, 2011	23.20	23.33	22.77	23.13	13,481,458	+0.26(+1.15%)
Jun 28, 2011	22.61	23.09	22.57	22.86	11,850,307	+0.48(+2.14%)
Jun 27, 2011	22.28	22.46	22.09	22.39	8,836,356	-0.01(-0.03%)
Jun 24, 2011	22.65	22.67	22.37	22.39	8,057,343	-0.40(-1.76%)
Jun 23, 2011	22.51	22.83	22.10	22.79	11,660,113	-0.26(-1.12%)
Jun 22, 2011	22.92	23.45	22.91	23.05	8,272,606	+0.01(+0.05%)
Jun 21, 2011	22.79	23.27	22.69	23.04	9,274,288	+0.48(+2.12%)
Jun 20, 2011	22.48	22.65	22.43	22.56	9,898,311	-0.16(-0.71%)
Jun 17, 2011	22.90	23.18	22.58	22.72	10,340,586	-0.14(-0.60%)
Jun 16, 2011	22.73	23.15	22.57	22.86	10,458,977	+0.01(+0.05%)
Jun 15, 2011	23.36	23.58	22.61	22.85	13,604,899	-0.82(-3.46%)
Jun 14, 2011	23.40	23.92	23.34	23.67	8,575,221	+0.60(+2.59%)
Jun 13, 2011	23.16	23.44	22.67	23.07	9,246,105	-0.17(-0.75%)
Jun 10, 2011	23.70	23.71	23.09	23.24	10,813,563	-0.63(-2.66%)
Jun 09, 2011	23.97	24.12	23.79	23.88	9,775,094	+0.07(+0.30%)
Jun 08, 2011	23.61	24.22	23.60	23.80	9,673,520	+0.01(+0.05%)
Jun 07, 2011	23.82	24.07	23.60	23.79	7,534,308	+0.17(+0.71%)
Jun 06, 2011	24.04	24.29	23.47	23.62	9,080,887	-0.54(-2.25%)
Jun 03, 2011	23.56	24.48	23.36	24.17	9,153,496	-0.08(-0.32%)
May 24, 2011	24.13	24.55	23.90	24.25	10,518,686	+0.52(+2.19%)
May 23, 2011	23.51	23.79	23.18	23.73	9,023,496	-0.61(-2.51%)
May 20, 2011	24.22	24.68	24.05	24.34	10,979,262	-0.13(-0.51%)
May 19, 2011	24.55	24.66	24.11	24.46	7,757,119	+0.11(+0.44%)
May 18, 2011	23.95	24.50	23.80	24.35	10,236,722	+0.62(+2.62%)
May 17, 2011	23.56	23.80	23.19	23.73	14,086,650	+0.07(+0.30%)
May 16, 2011	23.73	24.37	23.58	23.66	11,020,547	-0.19(-0.78%)
May 13, 2011	24.22	24.32	23.65	23.85	11,829,521	-0.29(-1.19%)
May 12, 2011	24.17	24.43	23.74	24.13	16,600,075	-0.28(-1.15%)
May 11, 2011	25.24	25.24	24.19	24.41	12,651,158	-0.91(-3.59%)
May 10, 2011	25.39	25.66	25.11	25.32	10,397,959	+0.10(+0.38%)
May 09, 2011	25.16	25.38	24.78	25.23	9,795,578	+0.41(+1.64%)
May 06, 2011	24.88	25.50	24.51	24.82	14,442,122	+0.33(+1.34%)
May 05, 2011	25.47	25.62	24.39	24.49	28,916,848	-1.57(-6.01%)
May 04, 2011	26.24	26.35	25.33	26.06	16,048,733	-0.07(-0.27%)
May 03, 2011	27.36	27.36	25.78	26.13	20,276,068	-1.48(-5.37%)
May 02, 2011	27.59	27.66	27.43	27.61	13,562,910	+0.08(+0.28%)
Apr 29, 2011	26.87	27.54	26.76	27.54	10,519,467	+0.62(+2.31%)
Apr 28, 2011	26.65	27.06	26.62	26.91	7,196,721	+0.08(+0.31%)
Apr 27, 2011	27.09	27.11	26.27	26.83	9,828,074	-0.12(-0.44%)
Apr 26, 2011	26.77	27.02	26.60	26.95	5,726,290	+0.10(+0.38%)
Apr 25, 2011	27.28	27.39	26.75	26.85	6,734,868	-0.22(-0.80%)
Apr 21, 2011	26.88	27.15	26.69	27.06	6,930,748	+0.41(+1.53%)
Apr 20, 2011	26.47	26.79	26.42	26.66	8,261,886	+0.77(+2.98%)
Apr 19, 2011	25.63	26.02	25.56	25.89	8,083,940	+0.37(+1.45%)
Apr 18, 2011	25.65	25.69	25.08	25.51	9,673,253	-0.68(-2.58%)
Apr 15, 2011	26.13	26.46	25.97	26.19	7,290,422	-0.07(-0.25%)
Apr 14, 2011	25.81	26.30	25.57	26.26	9,021,921	+0.06(+0.23%)
Apr 13, 2011	26.48	26.64	25.97	26.20	8,547,514	+0.07(+0.27%)
Apr 12, 2011	26.72	26.75	25.75	26.12	16,031,056	-1.11(-4.06%)
Apr 11, 2011	27.79	27.86	27.02	27.23	11,759,725	-0.67(-2.40%)
Apr 08, 2011	27.34	28.01	27.29	27.90	13,525,308	+0.90(+3.32%)
Apr 07, 2011	26.53	27.04	26.20	27.00	12,857,481	+0.37(+1.39%)
Apr 06, 2011	27.12	27.23	26.41	26.63	11,133,934	-0.42(-1.57%)
Apr 05, 2011	27.18	27.46	26.94	27.06	9,473,959	-0.12(-0.44%)
Apr 04, 2011	27.21	27.29	27.11	27.18	7,170,173	+0.10(+0.35%)
Apr 01, 2011	27.08	27.42	26.99	27.08	7,466,220	+0.26(+0.98%)
Mar 31, 2011	27.05	27.21	26.78	26.82	6,875,295	+0.13(+0.47%)
Mar 30, 2011	26.75	27.08	26.51	26.69	9,042,391	+0.21(+0.79%)
Mar 29, 2011	26.42	26.66	26.24	26.48	7,794,937	-0.03(-0.11%)
Mar 28, 2011	26.76	26.99	26.50	26.51	7,177,092	-0.39(-1.44%)
Mar 25, 2011	26.82	27.26	26.79	26.90	8,768,327	+0.08(+0.29%)
Mar 24, 2011	26.97	27.08	26.66	26.82	8,551,803	-0.05(-0.20%)
Mar 23, 2011	27.21	27.31	26.73	26.88	12,380,547	-0.38(-1.40%)
Mar 22, 2011	27.15	27.33	26.93	27.26	10,202,953	+0.02(+0.07%)
Mar 21, 2011	26.85	27.28	26.85	27.24	13,688,130	+1.06(+4.04%)
Mar 18, 2011	26.83	26.99	25.97	26.18	16,031,436	-0.48(-1.79%)
Mar 17, 2011	26.08	26.82	25.75	26.66	15,310,938	+1.33(+5.27%)
Mar 16, 2011	25.44	26.29	25.01	25.33	17,946,130	-0.15(-0.59%)
Mar 15, 2011	25.47	25.71	25.43	25.48	18,067,642	-0.38(-1.46%)
Mar 14, 2011	25.59	25.93	25.22	25.86	10,693,946	-0.23(-0.87%)
Mar 11, 2011	24.88	26.24	24.69	26.08	14,473,147	+0.57(+2.23%)
Mar 10, 2011	25.98	26.06	25.26	25.51	19,349,458	-1.15(-4.33%)
Mar 09, 2011	27.21	27.27	26.48	26.67	11,740,072	-0.20(-0.73%)
Mar 08, 2011	28.01	28.01	26.84	26.87	16,384,595	-1.17(-4.16%)
Mar 07, 2011	28.81	29.02	27.89	28.03	14,863,660	-0.51(-1.80%)
Mar 04, 2011	28.24	28.56	28.07	28.55	13,448,632	+0.59(+2.12%)
Mar 03, 2011	28.13	28.23	27.80	27.95	16,924,354	-0.34(-1.20%)
Mar 02, 2011	28.31	28.44	28.02	28.30	15,078,726	+0.25(+0.87%)
Mar 01, 2011	28.19	28.36	28.04	28.05	16,074,552	-0.03(-0.11%)
Feb 28, 2011	27.67	28.18	27.51	28.08	11,542,880	+0.65(+2.38%)
Feb 25, 2011	26.83	27.46	26.79	27.43	14,110,573	+0.47(+1.73%)
Feb 24, 2011	28.33	28.42	26.66	26.96	32,521,400	-0.90(-3.24%)
Feb 23, 2011	27.43	28.48	27.33	27.86	32,876,688	+0.65(+2.37%)
Feb 22, 2011	27.70	28.07	26.94	27.22	23,955,588	+0.36(+1.36%)
Feb 18, 2011	27.10	27.29	26.75	26.85	12,772,213	-0.16(-0.60%)
Feb 17, 2011	26.44	27.03	26.16	27.02	15,108,012	+0.66(+2.50%)
Feb 16, 2011	25.43	26.60	25.41	26.36	19,463,102	+1.03(+4.06%)
Feb 15, 2011	25.22	25.41	24.99	25.33	10,501,302	+0.16(+0.64%)
Feb 14, 2011	24.53	25.21	24.41	25.17	12,100,811	+0.75(+3.09%)
Feb 11, 2011	24.73	25.16	24.39	24.41	16,403,243	-0.30(-1.21%)
Feb 10, 2011	24.19	24.77	24.11	24.71	9,118,255	+0.32(+1.32%)
Feb 09, 2011	24.25	24.64	24.14	24.39	8,756,281	+0.08(+0.32%)
Feb 08, 2011	24.20	24.41	23.93	24.31	15,020,437	-0.08(-0.34%)
Feb 07, 2011	24.77	24.78	24.31	24.40	13,132,830	-0.19(-0.78%)
Feb 04, 2011	25.17	25.42	24.57	24.59	11,916,953	-0.71(-2.81%)
Feb 03, 2011	25.60	25.71	25.02	25.30	11,992,277	+0.09(+0.36%)
Feb 02, 2011	25.63	25.95	25.10	25.21	16,247,593	+0.10(+0.38%)
Feb 01, 2011	25.01	25.22	24.65	25.11	17,063,514	+0.29(+1.16%)
Jan 31, 2011	24.14	24.92	24.02	24.83	22,621,056	+0.91(+3.80%)
Jan 28, 2011	23.27	24.41	23.19	23.92	32,445,410	+0.71(+3.04%)
Jan 27, 2011	23.31	23.44	23.01	23.21	11,907,405	-0.26(-1.12%)
Jan 26, 2011	22.73	23.51	22.63	23.47	14,078,948	+0.92(+4.08%)
Jan 25, 2011	22.75	22.75	22.26	22.55	11,577,207	-0.46(-2.00%)
Jan 24, 2011	22.88	23.19	22.62	23.01	8,667,321	+0.06(+0.26%)
Jan 21, 2011	22.78	23.04	22.76	22.95	9,097,867	+0.36(+1.59%)
Jan 20, 2011	22.44	22.63	22.14	22.60	10,601,009	-0.12(-0.53%)
Jan 19, 2011	23.44	23.49	22.70	22.72	10,698,094	-0.63(-2.69%)
Jan 18, 2011	23.16	23.51	23.13	23.34	6,592,209	+0.16(+0.67%)
Jan 14, 2011	23.07	23.25	22.86	23.19	6,993,576	+0.05(+0.21%)
Jan 13, 2011	22.89	23.22	22.66	23.14	12,527,025	+0.26(+1.15%)
Jan 12, 2011	22.92	23.01	22.79	22.88	8,865,526	+0.24(+1.06%)
Jan 11, 2011	22.33	22.67	22.28	22.64	8,330,908	+0.48(+2.19%)
Jan 10, 2011	22.26	22.33	21.85	22.15	7,526,566	-0.16(-0.70%)
Jan 07, 2011	22.54	22.54	21.95	22.31	9,980,280	+0.04(+0.19%)
Jan 06, 2011	22.94	23.00	22.17	22.27	9,713,772	-0.70(-3.05%)
Jan 05, 2011	22.73	23.09	22.50	22.97	7,700,447	+0.22(+0.97%)
Jan 04, 2011	23.54	23.74	22.48	22.75	10,674,271	-0.47(-2.04%)
Jan 03, 2011	23.21	23.74	23.00	23.22	9,048,790	+0.32(+1.38%)
Dec 31, 2010	22.77	23.02	22.69	22.90	3,780,790	+0.08(+0.34%)
Dec 30, 2010	22.72	22.91	22.63	22.82	5,291,361	+0.14(+0.63%)
Dec 29, 2010	22.72	22.88	22.55	22.68	5,621,534	+0.32(+1.42%)
Dec 28, 2010	22.33	22.45	22.16	22.36	3,857,276	+0.22(+1.00%)
Dec 27, 2010	22.69	22.73	21.97	22.14	6,557,292	-0.58(-2.55%)
Dec 23, 2010	22.52	22.86	22.43	22.72	7,579,933	+0.08(+0.37%)
Dec 22, 2010	22.19	22.69	22.10	22.64	10,671,350	+0.60(+2.71%)
Dec 21, 2010	21.72	22.06	21.58	22.04	6,187,476	+0.45(+2.08%)
Dec 20, 2010	21.60	21.73	21.43	21.59	7,258,301	+0.05(+0.25%)
Dec 17, 2010	21.74	21.79	21.32	21.54	12,240,814	-0.16(-0.72%)
Dec 16, 2010	21.92	21.93	21.53	21.69	9,262,606	-0.23(-1.04%)
Dec 15, 2010	21.66	22.05	21.57	21.92	9,034,927	+0.22(+0.99%)
Dec 14, 2010	21.72	22.03	21.57	21.70	6,479,243	-0.03(-0.14%)
Dec 13, 2010	21.76	21.94	21.66	21.73	6,750,468	+0.26(+1.23%)
Dec 10, 2010	21.46	21.60	21.35	21.47	5,684,090	+0.04(+0.20%)
Dec 09, 2010	21.57	21.66	21.28	21.43	6,512,491	+0.07(+0.31%)
Dec 08, 2010	21.66	21.88	21.29	21.36	8,150,800	-0.30(-1.38%)
Dec 07, 2010	21.78	22.13	21.61	21.66	13,410,209	+0.30(+1.40%)
Dec 06, 2010	21.51	21.57	21.30	21.36	8,040,894	-0.22(-1.02%)
Dec 03, 2010	21.15	21.65	21.11	21.58	12,386,585	+0.35(+1.63%)
Dec 02, 2010	20.96	21.42	20.95	21.24	12,181,475	+0.43(+2.07%)

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