Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	17.68	18.19	17.30	17.70	20,440,406	+0.90(+5.33%)
Nov 29, 2011	16.58	16.98	16.46	16.81	8,723,189	+0.31(+1.86%)
Nov 28, 2011	16.84	16.84	16.36	16.50	10,373,201	+0.54(+3.40%)
Nov 25, 2011	16.13	16.39	15.96	15.96	6,948,388	-0.36(-2.20%)
Nov 23, 2011	17.00	17.01	16.30	16.32	14,618,178	-0.97(-5.60%)
Nov 22, 2011	17.64	17.70	17.17	17.28	9,952,264	-0.33(-1.87%)
Nov 21, 2011	17.69	17.71	17.10	17.61	9,944,214	-0.47(-2.58%)
Nov 18, 2011	18.56	18.64	18.02	18.08	9,061,147	-0.19(-1.03%)
Nov 17, 2011	18.89	19.19	18.10	18.27	14,496,006	-0.60(-3.16%)
Nov 16, 2011	18.60	19.38	18.56	18.86	14,472,139	+0.24(+1.27%)
Nov 15, 2011	18.65	18.82	18.49	18.63	11,359,785	-0.21(-1.13%)
Nov 14, 2011	18.69	18.90	18.57	18.84	7,997,116	+0.01(+0.03%)
Nov 11, 2011	18.56	18.91	18.48	18.83	7,480,863	+0.51(+2.77%)
Nov 10, 2011	18.54	18.69	17.82	18.33	12,833,638	+0.17(+0.91%)
Nov 09, 2011	18.57	18.86	18.14	18.16	15,529,784	-1.31(-6.75%)
Nov 08, 2011	19.59	19.61	19.20	19.48	10,859,119	+0.07(+0.36%)
Nov 07, 2011	19.19	19.62	19.10	19.41	10,772,065	+0.28(+1.45%)
Nov 04, 2011	19.09	19.21	18.76	19.13	9,265,525	-0.28(-1.46%)
Nov 03, 2011	18.94	19.46	18.73	19.41	16,187,413	+0.95(+5.14%)
Nov 02, 2011	18.39	18.56	18.11	18.46	14,802,110	+0.52(+2.93%)
Nov 01, 2011	17.49	18.21	17.22	17.94	17,877,930	-0.88(-4.67%)
Oct 31, 2011	19.27	19.32	18.80	18.82	11,666,165	-0.83(-4.20%)
Oct 28, 2011	19.19	19.64	19.14	19.64	12,287,721	+0.14(+0.73%)
Oct 27, 2011	19.21	19.70	19.16	19.50	19,489,840	+1.14(+6.20%)
Oct 26, 2011	18.27	18.51	17.91	18.36	12,124,147	+0.29(+1.63%)
Oct 25, 2011	18.64	18.67	18.02	18.07	14,797,270	-0.47(-2.54%)
Oct 24, 2011	17.83	18.60	17.78	18.54	12,697,454	+0.80(+4.52%)
Oct 21, 2011	17.76	17.89	17.51	17.74	10,932,917	+0.34(+1.93%)
Oct 20, 2011	17.28	17.66	16.93	17.40	11,962,334	+0.04(+0.20%)
Oct 19, 2011	17.82	17.94	17.28	17.37	14,375,279	-0.41(-2.29%)
Oct 18, 2011	17.05	17.93	16.79	17.77	15,011,377	+0.61(+3.57%)
Oct 17, 2011	17.79	17.80	17.07	17.16	9,880,531	-0.74(-4.12%)
Oct 14, 2011	17.33	17.91	17.33	17.90	12,075,634	+1.07(+6.34%)
Oct 13, 2011	16.98	17.02	16.59	16.83	10,874,419	-0.31(-1.82%)
Oct 12, 2011	16.87	17.40	16.71	17.14	13,338,555	+0.58(+3.53%)
Oct 11, 2011	16.38	16.69	16.23	16.56	10,525,167	-0.04(-0.25%)
Oct 10, 2011	16.51	16.79	16.32	16.60	6,243,534	+0.65(+4.07%)
Oct 07, 2011	16.55	16.65	15.88	15.95	18,561,432	-0.35(-2.17%)
Oct 06, 2011	15.99	16.32	15.95	16.30	16,468,458	+0.73(+4.66%)
Oct 05, 2011	14.40	15.72	14.21	15.58	21,678,978	+1.36(+9.53%)
Oct 04, 2011	13.76	14.25	13.30	14.22	25,230,478	+0.07(+0.50%)
Oct 03, 2011	14.54	15.00	14.08	14.15	18,945,790	-0.85(-5.66%)
Sep 30, 2011	15.33	15.56	14.97	15.00	15,382,817	-0.74(-4.72%)
Sep 29, 2011	15.85	15.98	15.29	15.74	17,619,086	+0.30(+1.95%)
Sep 28, 2011	16.36	16.48	15.38	15.44	15,774,390	-0.93(-5.66%)
Sep 27, 2011	16.45	16.89	16.29	16.37	17,118,558	+0.58(+3.70%)
Sep 26, 2011	15.20	15.82	14.75	15.79	14,092,751	+0.70(+4.61%)
Sep 23, 2011	14.79	15.22	14.71	15.09	11,866,775	+0.04(+0.27%)
Sep 22, 2011	15.52	15.52	14.75	15.05	29,023,618	-1.43(-8.69%)
Sep 21, 2011	17.11	17.24	16.46	16.48	14,245,597	-0.66(-3.85%)
Sep 20, 2011	17.52	17.83	17.13	17.14	11,840,321	-0.36(-2.06%)
Sep 19, 2011	17.47	17.64	17.13	17.50	11,318,166	-0.40(-2.21%)
Sep 16, 2011	18.03	18.10	17.71	17.90	9,663,681	-0.02(-0.13%)
Sep 15, 2011	17.85	17.95	17.57	17.92	8,845,877	+0.41(+2.32%)
Sep 14, 2011	17.15	17.80	16.92	17.51	11,515,770	+0.44(+2.59%)
Sep 13, 2011	17.12	17.20	16.83	17.07	16,517,026	+0.09(+0.56%)
Sep 12, 2011	17.18	17.33	16.58	16.98	16,090,252	-0.47(-2.67%)
Sep 09, 2011	17.73	17.91	17.33	17.44	10,057,120	-0.69(-3.80%)
Sep 08, 2011	18.08	18.45	18.00	18.13	10,596,102	-0.05(-0.29%)
Sep 07, 2011	17.78	18.20	17.67	18.19	9,612,383	+0.71(+4.05%)
Sep 06, 2011	17.40	17.48	17.11	17.48	15,516,584	-0.50(-2.79%)
Sep 02, 2011	18.24	18.31	17.89	17.98	8,167,525	-0.79(-4.21%)
Sep 01, 2011	18.88	19.10	18.71	18.77	10,015,132	-0.04(-0.22%)
Aug 31, 2011	18.90	19.13	18.50	18.81	12,476,833	+0.09(+0.50%)
Aug 30, 2011	18.39	18.81	18.20	18.72	9,552,451	+0.27(+1.47%)
Aug 29, 2011	18.36	18.45	18.06	18.45	6,003,677	+0.57(+3.20%)
Aug 26, 2011	17.50	18.00	17.30	17.87	9,547,225	+0.20(+1.13%)
Aug 25, 2011	18.36	18.45	17.60	17.67	11,509,765	-0.44(-2.41%)
Aug 24, 2011	17.98	18.28	17.81	18.11	11,548,851	+0.15(+0.82%)
Aug 23, 2011	17.38	17.99	17.15	17.96	17,463,844	+0.78(+4.53%)
Aug 22, 2011	17.96	17.96	17.10	17.18	20,232,636	-0.26(-1.49%)
Aug 19, 2011	17.57	18.20	17.36	17.44	15,966,438	-0.28(-1.60%)
Aug 18, 2011	18.52	18.52	17.53	17.73	15,606,450	-1.34(-7.02%)
Aug 17, 2011	19.49	19.64	19.04	19.06	12,831,756	-0.07(-0.37%)
Aug 16, 2011	19.31	19.34	18.99	19.14	11,503,556	-0.40(-2.05%)
Aug 15, 2011	19.32	19.60	19.22	19.54	9,563,025	+0.58(+3.05%)
Aug 12, 2011	19.63	19.70	18.83	18.96	14,755,622	-0.23(-1.20%)
Aug 11, 2011	18.54	19.33	18.17	19.19	19,372,380	+0.73(+3.96%)
Aug 10, 2011	18.76	19.06	18.07	18.46	26,047,506	-0.17(-0.92%)
Aug 09, 2011	18.13	18.65	17.43	18.63	25,677,694	+0.78(+4.40%)
Aug 08, 2011	18.13	18.69	17.73	17.84	29,365,716	-1.63(-8.36%)
Aug 05, 2011	20.10	20.18	18.59	19.47	26,971,786	-0.44(-2.22%)
Aug 04, 2011	20.83	20.88	19.83	19.91	22,149,600	-1.31(-6.19%)
Aug 03, 2011	21.70	21.71	20.86	21.23	22,810,404	-0.43(-1.99%)
Aug 02, 2011	22.49	22.53	21.64	21.66	13,534,444	-0.87(-3.87%)
Aug 01, 2011	22.54	23.40	22.30	22.53	8,754,251	-0.01(-0.03%)
Jul 29, 2011	22.70	22.84	22.38	22.54	10,973,662	-0.44(-1.90%)
Jul 28, 2011	23.44	23.52	22.88	22.97	12,559,566	-0.77(-3.25%)
Jul 27, 2011	24.20	24.34	23.51	23.75	9,537,793	-0.74(-3.01%)
Jul 26, 2011	24.70	24.70	24.28	24.48	7,752,357	-0.09(-0.36%)
Jul 25, 2011	24.20	24.67	24.11	24.57	8,015,659	+0.22(+0.90%)
Jul 22, 2011	24.44	24.54	24.28	24.35	7,892,147	-0.12(-0.48%)
Jul 21, 2011	23.99	24.64	23.93	24.47	10,678,384	+0.65(+2.72%)
Jul 20, 2011	24.05	24.15	23.81	23.82	9,546,157	+0.04(+0.15%)
Jul 19, 2011	23.50	23.99	23.43	23.79	9,680,320	+0.70(+3.04%)
Jul 18, 2011	23.27	23.40	22.89	23.09	6,646,247	-0.41(-1.76%)
Jul 15, 2011	23.43	23.57	23.33	23.50	7,201,763	+0.41(+1.79%)
Jul 14, 2011	23.71	23.75	23.02	23.09	9,807,166	-0.31(-1.34%)
Jul 13, 2011	23.30	23.91	23.21	23.40	11,041,783	+0.25(+1.07%)
Jul 12, 2011	23.13	23.50	23.03	23.15	10,028,417	-0.18(-0.76%)
Jul 11, 2011	23.74	23.91	23.15	23.33	8,887,682	-0.78(-3.25%)
Jul 08, 2011	23.81	24.25	23.65	24.11	11,200,956	+0.01(+0.02%)
Jul 07, 2011	24.12	24.30	23.97	24.11	9,275,037	+0.50(+2.12%)
Jul 06, 2011	23.72	23.76	23.43	23.61	7,442,024	-0.19(-0.79%)
Jul 05, 2011	23.81	24.11	23.63	23.79	14,288,342	+0.42(+1.79%)
Jul 01, 2011	23.00	23.45	22.64	23.38	7,342,433	+0.32(+1.38%)
Jun 30, 2011	23.02	23.19	22.89	23.06	11,929,296	+0.25(+1.11%)
Jun 29, 2011	22.87	23.00	22.46	22.80	13,673,322	+0.26(+1.15%)
Jun 28, 2011	22.29	22.77	22.25	22.54	12,018,956	+0.47(+2.14%)
Jun 27, 2011	21.97	22.15	21.78	22.07	8,962,112	-0.01(-0.03%)
Jun 24, 2011	22.33	22.36	22.05	22.08	8,172,012	-0.40(-1.76%)
Jun 23, 2011	22.20	22.51	21.79	22.47	11,826,056	-0.25(-1.12%)
Jun 22, 2011	22.60	23.12	22.59	22.73	8,390,339	+0.01(+0.05%)
Jun 21, 2011	22.47	22.94	22.37	22.71	9,406,277	+0.47(+2.12%)
Jun 20, 2011	22.16	22.33	22.11	22.24	10,039,180	-0.16(-0.71%)
Jun 17, 2011	22.58	22.86	22.27	22.40	10,487,749	-0.14(-0.60%)
Jun 16, 2011	22.41	22.82	22.25	22.54	10,607,825	+0.01(+0.05%)
Jun 15, 2011	23.03	23.25	22.29	22.53	13,798,519	-0.81(-3.46%)
Jun 14, 2011	23.07	23.59	23.01	23.33	8,697,260	+0.59(+2.59%)
Jun 13, 2011	22.83	23.11	22.35	22.74	9,377,692	-0.17(-0.75%)
Jun 10, 2011	23.36	23.38	22.76	22.92	10,967,457	-0.63(-2.66%)
Jun 09, 2011	23.63	23.78	23.45	23.54	9,914,210	+0.07(+0.30%)
Jun 08, 2011	23.28	23.88	23.27	23.47	9,811,190	+0.01(+0.05%)
Jun 07, 2011	23.48	23.74	23.27	23.46	7,641,533	+0.17(+0.71%)
Jun 06, 2011	23.71	23.95	23.15	23.29	9,210,123	-0.54(-2.25%)
Jun 03, 2011	23.23	24.14	23.03	23.83	9,283,765	-0.08(-0.32%)
May 24, 2011	23.79	24.20	23.56	23.91	10,668,384	+0.51(+2.19%)
May 23, 2011	23.18	23.46	22.86	23.39	9,151,915	-0.60(-2.51%)
May 20, 2011	23.88	24.33	23.72	23.99	11,135,515	-0.12(-0.51%)
May 19, 2011	24.20	24.32	23.77	24.12	7,867,516	+0.11(+0.44%)
May 18, 2011	23.61	24.15	23.47	24.01	10,382,407	+0.61(+2.62%)
May 17, 2011	23.23	23.46	22.87	23.40	14,287,126	+0.07(+0.30%)
May 16, 2011	23.39	24.03	23.25	23.33	11,177,388	-0.18(-0.78%)
May 13, 2011	23.88	23.98	23.32	23.51	11,997,874	-0.28(-1.19%)
May 12, 2011	23.83	24.09	23.41	23.79	16,836,322	-0.28(-1.15%)
May 11, 2011	24.89	24.89	23.85	24.07	12,831,205	-0.90(-3.59%)
May 10, 2011	25.04	25.30	24.76	24.97	10,545,939	+0.09(+0.38%)
May 09, 2011	24.81	25.02	24.44	24.87	9,934,985	+0.40(+1.64%)
May 06, 2011	24.53	25.14	24.17	24.47	14,647,657	+0.32(+1.34%)
May 05, 2011	25.11	25.26	24.05	24.15	29,328,382	-1.55(-6.01%)
May 04, 2011	25.88	25.98	24.97	25.69	16,277,132	-0.07(-0.27%)
May 03, 2011	26.98	26.98	25.42	25.76	20,564,628	-1.46(-5.37%)
May 02, 2011	27.20	27.27	27.05	27.23	13,755,933	+0.08(+0.28%)
Apr 29, 2011	26.49	27.16	26.39	27.15	10,669,176	+0.61(+2.31%)
Apr 28, 2011	26.28	26.68	26.25	26.54	7,299,142	+0.08(+0.31%)
Apr 27, 2011	26.71	26.72	25.91	26.45	9,967,943	-0.12(-0.44%)
Apr 26, 2011	26.39	26.64	26.23	26.57	5,807,784	+0.10(+0.38%)
Apr 25, 2011	26.90	27.01	26.37	26.47	6,830,716	-0.21(-0.80%)
Apr 21, 2011	26.51	26.77	26.31	26.68	7,029,384	+0.40(+1.53%)
Apr 20, 2011	26.09	26.41	26.05	26.28	8,379,467	+0.76(+2.98%)
Apr 19, 2011	25.27	25.66	25.20	25.52	8,198,987	+0.37(+1.45%)
Apr 18, 2011	25.29	25.33	24.73	25.16	9,810,919	-0.67(-2.58%)
Apr 15, 2011	25.76	26.09	25.61	25.82	7,394,177	-0.06(-0.25%)
Apr 14, 2011	25.45	25.93	25.22	25.89	9,150,317	+0.06(+0.23%)
Apr 13, 2011	26.11	26.27	25.60	25.83	8,669,159	+0.07(+0.27%)
Apr 12, 2011	26.35	26.37	25.39	25.76	16,259,204	-1.09(-4.06%)
Apr 11, 2011	27.40	27.47	26.64	26.85	11,927,085	-0.66(-2.40%)
Apr 08, 2011	26.96	27.62	26.91	27.51	13,717,796	+0.88(+3.32%)
Apr 07, 2011	26.16	26.66	25.83	26.62	13,040,464	+0.37(+1.39%)
Apr 06, 2011	26.74	26.85	26.03	26.26	11,292,388	-0.42(-1.57%)
Apr 05, 2011	26.80	27.07	26.56	26.68	9,608,789	-0.12(-0.44%)
Apr 04, 2011	26.83	26.91	26.73	26.80	7,272,216	+0.09(+0.35%)
Apr 01, 2011	26.70	27.03	26.61	26.70	7,572,477	+0.26(+0.98%)
Mar 31, 2011	26.67	26.83	26.41	26.44	6,973,141	+0.12(+0.47%)
Mar 30, 2011	26.37	26.70	26.14	26.32	9,171,079	+0.21(+0.79%)
Mar 29, 2011	26.05	26.29	25.87	26.11	7,905,871	-0.03(-0.11%)
Mar 28, 2011	26.39	26.61	26.13	26.14	7,279,234	-0.38(-1.45%)
Mar 25, 2011	26.45	26.88	26.41	26.52	8,893,115	+0.08(+0.29%)
Mar 24, 2011	26.60	26.70	26.28	26.45	8,673,509	-0.05(-0.20%)
Mar 23, 2011	26.83	26.93	26.36	26.50	12,556,743	-0.38(-1.40%)
Mar 22, 2011	26.77	26.94	26.55	26.88	10,348,157	+0.02(+0.07%)
Mar 21, 2011	26.48	26.90	26.47	26.86	13,882,935	+1.04(+4.04%)
Mar 18, 2011	26.45	26.61	25.60	25.82	16,259,589	-0.47(-1.79%)
Mar 17, 2011	25.71	26.44	25.39	26.29	15,528,838	+1.31(+5.27%)
Mar 16, 2011	25.08	25.92	24.66	24.97	18,201,534	-0.15(-0.59%)
Mar 15, 2011	25.11	25.34	25.07	25.12	18,324,774	-0.37(-1.46%)
Mar 14, 2011	25.23	25.56	24.87	25.49	10,846,138	-0.22(-0.87%)
Mar 11, 2011	24.53	25.87	24.35	25.72	14,679,124	+0.56(+2.23%)
Mar 10, 2011	25.62	25.70	24.91	25.16	19,624,832	-1.14(-4.33%)
Mar 09, 2011	26.83	26.88	26.11	26.29	11,907,152	-0.19(-0.73%)
Mar 08, 2011	27.62	27.62	26.47	26.49	16,617,775	-1.15(-4.16%)
Mar 07, 2011	28.41	28.62	27.50	27.64	15,075,194	-0.51(-1.80%)
Mar 04, 2011	27.85	28.16	27.67	28.15	13,640,028	+0.58(+2.12%)
Mar 03, 2011	27.74	27.83	27.41	27.56	17,165,216	-0.34(-1.20%)
Mar 02, 2011	27.92	28.05	27.63	27.90	15,293,321	+0.24(+0.87%)
Mar 01, 2011	27.80	27.96	27.65	27.66	16,303,319	-0.03(-0.11%)
Feb 28, 2011	27.28	27.78	27.13	27.69	11,707,154	+0.64(+2.38%)
Feb 25, 2011	26.45	27.07	26.42	27.04	14,311,389	+0.46(+1.73%)
Feb 24, 2011	27.93	28.02	26.29	26.58	32,984,232	-0.89(-3.24%)
Feb 23, 2011	27.04	28.08	26.95	27.47	33,344,576	+0.64(+2.37%)
Feb 22, 2011	27.31	27.67	26.56	26.84	24,296,514	+0.36(+1.36%)
Feb 18, 2011	26.72	26.91	26.37	26.48	12,953,983	-0.16(-0.60%)
Feb 17, 2011	26.07	26.65	25.79	26.64	15,323,023	+0.65(+2.50%)
Feb 16, 2011	25.07	26.23	25.05	25.99	19,740,094	+1.01(+4.06%)
Feb 15, 2011	24.86	25.06	24.64	24.97	10,650,753	+0.16(+0.64%)
Feb 14, 2011	24.19	24.86	24.07	24.81	12,273,025	+0.74(+3.09%)
Feb 11, 2011	24.38	24.81	24.05	24.07	16,636,688	-0.29(-1.21%)
Feb 10, 2011	23.85	24.42	23.78	24.37	9,248,023	+0.32(+1.32%)
Feb 09, 2011	23.91	24.30	23.81	24.05	8,880,897	+0.08(+0.32%)
Feb 08, 2011	23.86	24.07	23.59	23.97	15,234,202	-0.08(-0.34%)
Feb 07, 2011	24.42	24.44	23.97	24.05	13,319,732	-0.19(-0.78%)
Feb 04, 2011	24.82	25.07	24.22	24.24	12,086,551	-0.70(-2.81%)
Feb 03, 2011	25.24	25.34	24.67	24.94	12,162,947	+0.09(+0.36%)
Feb 02, 2011	25.27	25.59	24.74	24.86	16,478,823	+0.09(+0.38%)
Feb 01, 2011	24.66	24.86	24.30	24.76	17,306,356	+0.28(+1.16%)
Jan 31, 2011	23.80	24.57	23.68	24.48	22,942,992	+0.90(+3.80%)
Jan 28, 2011	22.94	24.07	22.87	23.58	32,907,162	+0.70(+3.04%)
Jan 27, 2011	22.98	23.12	22.68	22.89	12,076,866	-0.26(-1.12%)
Jan 26, 2011	22.41	23.18	22.31	23.15	14,279,315	+0.91(+4.08%)
Jan 25, 2011	22.43	22.43	21.95	22.24	11,741,969	-0.45(-2.00%)
Jan 24, 2011	22.56	22.87	22.30	22.69	8,790,672	+0.06(+0.26%)
Jan 21, 2011	22.46	22.71	22.44	22.63	9,227,344	+0.35(+1.59%)
Jan 20, 2011	22.13	22.31	21.82	22.28	10,751,879	-0.12(-0.53%)
Jan 19, 2011	23.11	23.16	22.38	22.40	10,850,345	-0.62(-2.69%)
Jan 18, 2011	22.83	23.18	22.80	23.02	6,686,027	+0.15(+0.67%)
Jan 14, 2011	22.74	22.93	22.54	22.86	7,093,106	+0.05(+0.21%)
Jan 13, 2011	22.57	22.89	22.34	22.82	12,705,305	+0.26(+1.15%)
Jan 12, 2011	22.60	22.69	22.47	22.56	8,991,697	+0.24(+1.06%)
Jan 11, 2011	22.01	22.36	21.97	22.32	8,449,471	+0.48(+2.19%)
Jan 10, 2011	21.95	22.01	21.55	21.84	7,633,682	-0.15(-0.70%)
Jan 07, 2011	22.22	22.22	21.64	22.00	10,122,315	+0.04(+0.19%)
Jan 06, 2011	22.61	22.67	21.86	21.95	9,852,015	-0.69(-3.05%)
Jan 05, 2011	22.41	22.77	22.18	22.64	7,810,037	+0.22(+0.97%)
Jan 04, 2011	23.21	23.40	22.16	22.43	10,826,184	-0.47(-2.03%)
Jan 03, 2011	22.88	23.41	22.67	22.89	9,177,569	+0.31(+1.38%)
Dec 31, 2010	22.45	22.70	22.37	22.58	3,834,596	+0.08(+0.34%)
Dec 30, 2010	22.40	22.59	22.31	22.50	5,366,666	+0.14(+0.63%)
Dec 29, 2010	22.40	22.56	22.23	22.36	5,701,537	+0.31(+1.42%)
Dec 28, 2010	22.01	22.14	21.85	22.05	3,912,171	+0.22(+1.00%)
Dec 27, 2010	22.37	22.41	21.67	21.83	6,650,613	-0.57(-2.55%)
Dec 23, 2010	22.21	22.54	22.12	22.40	7,687,808	+0.08(+0.37%)
Dec 22, 2010	21.88	22.37	21.79	22.32	10,823,221	+0.59(+2.71%)
Dec 21, 2010	21.41	21.75	21.28	21.73	6,275,534	+0.44(+2.08%)
Dec 20, 2010	21.29	21.43	21.13	21.29	7,361,599	+0.05(+0.25%)
Dec 17, 2010	21.44	21.49	21.02	21.23	12,415,021	-0.15(-0.72%)
Dec 16, 2010	21.61	21.62	21.23	21.39	9,394,428	-0.22(-1.04%)
Dec 15, 2010	21.35	21.74	21.27	21.61	9,163,509	+0.21(+0.99%)
Dec 14, 2010	21.42	21.72	21.27	21.40	6,571,453	-0.03(-0.14%)
Dec 13, 2010	21.45	21.64	21.36	21.43	6,846,538	+0.26(+1.23%)
Dec 10, 2010	21.16	21.30	21.05	21.17	5,764,984	+0.04(+0.20%)
Dec 09, 2010	21.27	21.35	20.98	21.13	6,605,174	+0.06(+0.31%)
Dec 08, 2010	21.35	21.57	20.99	21.06	8,266,799	-0.29(-1.38%)
Dec 07, 2010	21.48	21.82	21.31	21.36	13,601,058	+0.29(+1.40%)
Dec 06, 2010	21.21	21.26	21.00	21.06	8,155,329	-0.22(-1.03%)
Dec 03, 2010	20.85	21.35	20.81	21.28	12,562,866	+0.34(+1.63%)
Dec 02, 2010	20.67	21.12	20.66	20.94	12,354,837	+0.42(+2.07%)

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