Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	77.50	77.50	76.17	77.05	56,578	+0.24(+0.32%)
Feb 25, 2011	75.66	77.50	75.58	76.80	114,671	+1.10(+1.45%)
Feb 24, 2011	72.93	77.29	72.03	75.70	151,464	+2.53(+3.46%)
Feb 23, 2011	74.84	76.48	72.97	73.17	46,554	-1.96(-2.61%)
Feb 22, 2011	76.64	77.62	74.52	75.13	61,637	-2.37(-3.05%)
Feb 18, 2011	76.88	77.74	75.62	77.50	112,599	+1.02(+1.33%)
Feb 17, 2011	77.21	77.25	75.37	76.48	62,575	-0.61(-0.79%)
Feb 16, 2011	75.70	77.58	74.97	77.09	333,848	+1.92(+2.55%)
Feb 15, 2011	75.54	75.70	75.05	75.17	17,141	-0.65(-0.86%)
Feb 14, 2011	74.84	76.43	74.76	75.82	25,000	+0.61(+0.81%)
Feb 11, 2011	75.33	75.46	74.56	75.21	72,151	-0.57(-0.75%)
Feb 10, 2011	75.21	76.48	75.21	75.78	62,498	+0.12(+0.16%)
Feb 09, 2011	75.99	76.35	75.17	75.66	21,934	-0.78(-1.01%)
Feb 08, 2011	76.03	76.43	75.29	76.43	24,104	+0.12(+0.16%)
Feb 07, 2011	74.80	76.80	74.64	76.31	37,022	+1.75(+2.35%)
Feb 04, 2011	74.97	75.33	73.46	74.56	26,919	-0.57(-0.76%)
Feb 03, 2011	74.56	75.90	73.91	75.13	31,529	+0.61(+0.82%)
Feb 02, 2011	73.74	74.76	73.05	74.52	36,328	+0.69(+0.94%)
Feb 01, 2011	72.15	74.48	71.99	73.82	33,185	+1.88(+2.61%)
Jan 31, 2011	71.54	72.97	70.11	71.95	55,461	+0.73(+1.03%)
Jan 28, 2011	73.01	73.91	70.23	71.21	59,599	-2.08(-2.84%)
Jan 27, 2011	74.35	74.44	73.13	73.29	45,631	-1.02(-1.37%)
Jan 26, 2011	73.82	74.84	73.09	74.31	70,054	+0.57(+0.77%)
Jan 25, 2011	72.85	74.15	72.15	73.74	45,381	+0.37(+0.50%)
Jan 24, 2011	73.29	74.03	73.17	73.38	43,730	+0.20(+0.28%)
Jan 21, 2011	72.15	73.74	71.70	73.17	74,523	+1.47(+2.05%)
Jan 20, 2011	72.23	73.70	71.70	71.70	61,848	-0.53(-0.73%)
Jan 19, 2011	73.17	73.38	71.62	72.23	68,283	-1.18(-1.61%)
Jan 18, 2011	74.97	75.46	73.13	73.42	80,318	-2.00(-2.65%)
Jan 14, 2011	74.72	75.78	74.68	75.41	46,289	+0.49(+0.65%)
Jan 13, 2011	74.93	75.41	74.50	74.93	37,501	-0.16(-0.22%)
Jan 12, 2011	75.70	75.82	74.56	75.09	42,611	-0.37(-0.49%)
Jan 11, 2011	74.64	76.03	74.07	75.46	62,161	+1.10(+1.48%)
Jan 10, 2011	73.74	74.68	71.87	74.35	58,186	+0.12(+0.16%)
Jan 07, 2011	75.58	76.19	72.85	74.23	74,158	-1.59(-2.10%)
Jan 06, 2011	79.05	79.09	75.62	75.82	59,654	-3.39(-4.27%)
Jan 05, 2011	78.56	79.45	77.29	79.21	44,968	+0.53(+0.67%)
Jan 04, 2011	80.31	80.39	77.33	78.68	59,622	-1.26(-1.58%)
Jan 03, 2011	81.37	81.61	79.66	79.94	46,825	-1.26(-1.56%)
Dec 31, 2010	81.53	82.72	80.68	81.21	27,439	-0.24(-0.30%)
Dec 30, 2010	80.84	82.10	80.51	81.45	13,245	+0.33(+0.40%)
Dec 29, 2010	80.72	81.37	80.68	81.13	11,334	+0.73(+0.91%)
Dec 28, 2010	79.82	80.55	78.64	80.39	25,278	+0.41(+0.51%)
Dec 27, 2010	80.23	80.23	79.29	79.98	17,171	-0.65(-0.81%)
Dec 23, 2010	81.21	81.21	79.98	80.64	15,016	-0.24(-0.30%)
Dec 22, 2010	81.86	81.86	79.78	80.88	32,930	-0.73(-0.90%)
Dec 21, 2010	81.29	81.74	81.04	81.61	41,662	+0.49(+0.60%)
Dec 20, 2010	80.19	81.45	79.86	81.13	33,208	+1.10(+1.38%)
Dec 17, 2010	79.53	80.59	78.60	80.02	80,474	+0.49(+0.62%)
Dec 16, 2010	80.55	80.55	79.09	79.53	42,298	-0.53(-0.66%)
Dec 15, 2010	80.31	81.53	79.70	80.06	54,923	-0.57(-0.71%)
Dec 14, 2010	80.64	80.76	79.94	80.64	31,181	+0.41(+0.51%)
Dec 13, 2010	80.92	81.21	79.98	80.23	25,362	-0.57(-0.71%)
Dec 10, 2010	79.37	81.49	77.82	80.80	70,694	+0.90(+1.12%)
Dec 09, 2010	78.15	80.31	77.54	79.90	43,560	+2.45(+3.16%)
Dec 08, 2010	78.43	78.43	77.09	77.45	39,063	-0.65(-0.84%)
Dec 07, 2010	79.13	80.39	77.94	78.11	76,914	-0.57(-0.73%)
Dec 06, 2010	77.13	79.21	76.76	78.68	44,444	+1.18(+1.53%)
Dec 03, 2010	77.54	77.98	77.05	77.50	53,377	-0.37(-0.47%)
Dec 02, 2010	77.94	78.35	77.39	77.86	57,174	-0.29(-0.37%)

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