Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	82.17	83.03	82.04	82.28	11,469	-0.16(-0.19%)
Dec 29, 2011	81.97	83.01	81.22	82.44	12,615	+0.42(+0.51%)
Dec 28, 2011	84.87	84.87	81.35	82.02	29,357	-2.00(-2.38%)
Dec 27, 2011	83.62	84.94	83.52	84.02	24,206	+0.66(+0.79%)
Dec 23, 2011	84.62	85.99	83.36	83.36	16,638	-0.54(-0.64%)
Dec 21, 2011	84.96	84.96	83.46	83.90	16,457	-1.17(-1.38%)
Dec 20, 2011	84.89	85.56	83.00	85.07	28,942	+1.76(+2.11%)
Dec 19, 2011	86.10	86.43	83.04	83.31	23,178	-2.54(-2.96%)
Dec 16, 2011	85.96	86.50	84.05	85.85	63,359	+0.72(+0.85%)
Dec 15, 2011	85.98	86.38	84.45	85.13	17,179	+0.57(+0.67%)
Dec 14, 2011	90.58	90.58	84.55	84.56	27,034	-6.47(-7.11%)
Dec 13, 2011	93.10	93.10	89.93	91.03	40,310	-1.11(-1.20%)
Dec 12, 2011	89.56	92.89	88.72	92.14	48,436	+0.96(+1.05%)
Dec 09, 2011	85.88	92.78	84.74	91.18	38,341	+5.61(+6.56%)
Dec 08, 2011	86.78	87.85	85.14	85.57	27,036	-2.18(-2.49%)
Dec 07, 2011	86.37	87.83	85.14	87.75	20,087	+0.75(+0.86%)
Dec 06, 2011	86.67	87.41	85.36	87.00	29,824	+0.88(+1.02%)
Dec 05, 2011	86.23	86.96	85.23	86.12	40,622	+1.56(+1.84%)
Dec 02, 2011	83.09	86.54	82.87	84.56	32,273	+2.40(+2.92%)

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