Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	82.79	84.11	80.61	81.67	2,810,079	+0.19(+0.23%)
Feb 25, 2011	80.72	82.14	79.93	81.48	2,479,372	+3.48(+4.46%)
Feb 24, 2011	76.76	79.95	76.37	78.00	3,137,013	+2.36(+3.12%)
Feb 23, 2011	78.59	79.77	75.18	75.64	4,639,569	-2.48(-3.17%)
Feb 22, 2011	80.06	83.00	77.32	78.12	6,671,997	-7.40(-8.65%)
Feb 18, 2011	88.31	89.64	85.29	85.52	2,733,069	-2.58(-2.93%)
Feb 17, 2011	89.71	89.71	88.02	88.10	2,222,512	-1.65(-1.83%)
Feb 16, 2011	90.00	90.68	88.66	89.75	2,752,008	-3.59(-3.85%)
Feb 15, 2011	94.91	94.98	92.50	93.34	1,369,432	-0.55(-0.59%)
Feb 14, 2011	93.68	95.29	93.61	93.89	1,098,035	+0.73(+0.78%)
Feb 11, 2011	93.42	94.00	91.93	93.16	1,616,550	-1.01(-1.07%)
Feb 10, 2011	90.36	94.30	89.45	94.17	2,050,625	+1.67(+1.81%)
Feb 09, 2011	91.48	93.94	90.64	92.50	2,027,707	+1.73(+1.91%)
Feb 08, 2011	90.53	91.18	88.07	90.77	1,379,506	+0.07(+0.08%)
Feb 07, 2011	92.29	92.84	90.30	90.70	1,708,249	-0.39(-0.43%)
Feb 04, 2011	88.50	91.10	88.01	91.09	2,010,896	+2.76(+3.12%)
Feb 03, 2011	88.68	90.00	87.00	88.33	1,849,583	+0.57(+0.65%)
Feb 02, 2011	85.00	88.19	84.30	87.76	1,874,812	+2.27(+2.66%)
Feb 01, 2011	88.25	89.18	85.25	85.49	2,311,783	+0.24(+0.28%)
Jan 31, 2011	82.94	85.99	81.85	85.25	2,726,106	+4.57(+5.66%)
Jan 28, 2011	82.91	83.73	79.65	80.68	2,435,129	-2.38(-2.87%)
Jan 27, 2011	81.20	83.40	81.00	83.06	2,369,878	+1.75(+2.15%)
Jan 26, 2011	81.60	82.46	80.50	81.31	2,005,552	+0.01(+0.01%)
Jan 25, 2011	83.17	83.17	80.60	81.30	1,836,124	-2.20(-2.63%)
Jan 24, 2011	78.75	83.96	78.33	83.50	3,375,993	+4.74(+6.02%)
Jan 21, 2011	81.61	81.77	78.13	78.76	2,345,460	-1.17(-1.47%)
Jan 20, 2011	80.17	82.91	78.73	79.93	3,131,674	-1.16(-1.43%)
Jan 19, 2011	87.49	87.67	80.55	81.09	4,637,506	-5.99(-6.88%)
Jan 18, 2011	87.81	90.05	86.50	87.08	3,586,182	-1.09(-1.24%)
Jan 14, 2011	86.82	88.67	85.25	88.17	3,000,692	+2.64(+3.09%)
Jan 13, 2011	82.57	87.45	82.43	85.53	3,806,937	+3.98(+4.88%)
Jan 12, 2011	84.55	84.64	81.06	81.55	3,151,903	-1.22(-1.47%)
Jan 11, 2011	77.86	83.60	77.66	82.77	7,370,517	+5.95(+7.75%)
Jan 10, 2011	76.00	76.99	75.14	76.82	1,329,370	+0.89(+1.17%)
Jan 07, 2011	75.99	77.34	75.20	75.93	1,938,518	-1.14(-1.49%)
Jan 06, 2011	76.52	78.64	75.01	77.08	2,385,845	+1.98(+2.63%)
Jan 05, 2011	75.62	76.99	73.90	75.10	1,925,204	-0.49(-0.65%)
Jan 04, 2011	72.68	76.10	72.13	75.59	3,517,715	+4.11(+5.75%)
Jan 03, 2011	70.47	71.92	69.12	71.48	1,917,669	+2.66(+3.87%)
Dec 31, 2010	70.07	70.17	68.80	68.82	680,002	-1.26(-1.80%)
Dec 30, 2010	70.75	70.78	69.64	70.08	638,527	-0.23(-0.33%)
Dec 29, 2010	70.53	71.18	70.11	70.31	942,911	-0.04(-0.06%)
Dec 28, 2010	71.58	71.89	70.03	70.35	914,154	-0.96(-1.35%)
Dec 27, 2010	70.33	71.53	70.00	71.31	854,974	+0.42(+0.59%)
Dec 23, 2010	71.16	71.33	70.13	70.89	519,598	-0.11(-0.15%)
Dec 22, 2010	73.63	73.72	70.75	71.00	1,605,622	-2.70(-3.66%)
Dec 21, 2010	68.02	73.86	68.02	73.70	2,626,892	+6.06(+8.96%)
Dec 20, 2010	69.52	70.29	66.00	67.64	2,105,375	-1.25(-1.81%)
Dec 17, 2010	69.18	69.86	68.04	68.89	1,348,720	-1.18(-1.68%)
Dec 16, 2010	71.26	71.26	69.54	70.07	1,236,133	-0.76(-1.08%)
Dec 15, 2010	68.05	71.02	68.04	70.83	2,043,860	+2.16(+3.15%)
Dec 14, 2010	70.99	71.50	68.20	68.67	2,439,501	-2.49(-3.50%)
Dec 13, 2010	73.98	74.62	70.91	71.16	1,758,024	-2.72(-3.68%)
Dec 10, 2010	76.00	76.36	73.24	73.88	2,415,283	-1.74(-2.30%)
Dec 09, 2010	71.86	75.80	71.74	75.62	3,380,190	+4.12(+5.76%)
Dec 08, 2010	69.10	71.51	69.10	71.50	1,681,142	+2.40(+3.48%)
Dec 07, 2010	70.35	70.47	68.65	69.10	1,386,971	-0.15(-0.22%)
Dec 06, 2010	69.52	70.34	69.00	69.25	917,953	+0.19(+0.28%)
Dec 03, 2010	67.58	69.39	67.31	69.06	1,335,923	+1.07(+1.57%)
Dec 02, 2010	67.46	68.00	66.60	67.99	1,821,980	+1.06(+1.58%)

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