Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	71.95	72.60	71.92	72.60	4,167	+0.17(+0.23%)
May 30, 2012	73.15	73.15	72.43	72.43	2,025	-1.62(-2.19%)
May 29, 2012	74.15	74.25	73.90	74.05	1,246	+0.83(+1.13%)
May 25, 2012	72.90	73.24	72.90	73.22	1,089	+0.03(+0.04%)
May 24, 2012	72.95	73.25	72.95	73.19	1,156	+0.36(+0.49%)
May 23, 2012	73.10	73.10	72.06	72.83	2,761	-1.54(-2.07%)
May 22, 2012	74.45	74.98	74.37	74.37	3,703	-0.64(-0.85%)
May 21, 2012	74.41	75.01	74.41	75.01	2,044	+1.73(+2.36%)
May 18, 2012	73.31	73.83	73.28	73.28	649	-1.91(-2.54%)
May 17, 2012	75.00	75.49	74.90	75.19	2,095	-0.55(-0.73%)
May 16, 2012	75.50	75.97	75.44	75.74	7,386	-0.01(-0.01%)
May 15, 2012	76.20	76.20	75.75	75.75	1,679	-1.17(-1.52%)
May 14, 2012	76.95	77.17	76.92	76.92	1,894	-1.08(-1.38%)
May 11, 2012	78.44	78.44	78.00	78.00	778	+0.71(+0.92%)
May 10, 2012	77.51	77.64	77.27	77.29	2,736	-0.56(-0.72%)
May 09, 2012	77.59	78.05	77.59	77.85	1,928	+0.35(+0.45%)
May 08, 2012	77.90	77.90	77.25	77.50	2,775	-2.09(-2.63%)
May 07, 2012	79.57	79.59	79.53	79.59	554	+0.94(+1.20%)
May 04, 2012	79.25	79.25	78.55	78.65	1,446	-1.73(-2.15%)
May 03, 2012	80.55	80.74	80.38	80.38	814	-0.74(-0.91%)
May 02, 2012	80.55	81.20	80.55	81.12	3,607	+0.58(+0.72%)
May 01, 2012	80.23	80.60	79.63	80.54	735	+0.49(+0.61%)
Apr 30, 2012	79.21	80.05	79.21	80.05	641	-0.80(-0.99%)
Apr 26, 2012		80.85	80.85	80.85	0	+0.34(+0.42%)
Apr 25, 2012	80.38	80.51	80.22	80.51	1,945	+0.86(+1.08%)
Apr 24, 2012	79.31	79.86	79.04	79.65	1,513	+0.90(+1.14%)
Apr 23, 2012	79.01	79.01	78.74	78.75	521	-2.44(-3.01%)
Apr 20, 2012	80.70	81.20	80.70	81.19	2,167	+1.38(+1.73%)
Apr 19, 2012	79.42	79.81	79.42	79.81	1,133	+0.41(+0.52%)
Apr 18, 2012	78.80	79.40	78.80	79.40	1,196	+0.55(+0.70%)
Apr 17, 2012	78.09	78.85	77.85	78.85	1,709	+0.50(+0.64%)
Apr 16, 2012	78.01	78.35	77.43	78.35	2,827	+0.75(+0.97%)
Apr 13, 2012	77.71	77.71	77.10	77.60	5,833	-1.10(-1.40%)
Apr 12, 2012	78.14	79.20	78.14	78.70	1,293	+1.50(+1.94%)
Apr 11, 2012	77.03	77.43	76.83	77.20	951	+0.63(+0.82%)
Apr 10, 2012	76.80	76.80	76.11	76.57	1,168	-1.70(-2.17%)
Apr 09, 2012	77.93	78.27	77.93	78.27	1,238	-0.03(-0.04%)
Apr 05, 2012	78.21	78.30	77.70	78.30	1,583	-0.04(-0.05%)
Apr 04, 2012	78.65	78.70	78.01	78.34	1,655	-1.76(-2.20%)
Apr 03, 2012	80.80	81.09	80.10	80.10	2,174	-1.80(-2.20%)
Apr 02, 2012	82.70	82.70	81.90	81.90	27,875	-0.22(-0.27%)
Mar 30, 2012	82.00	82.19	81.72	82.12	10,067	+1.71(+2.13%)
Mar 29, 2012	80.32	80.51	79.91	80.41	1,667	-0.63(-0.78%)
Mar 28, 2012	80.98	81.04	80.95	81.04	464	+1.20(+1.50%)
Mar 27, 2012	80.23	80.23	79.84	79.84	1,022	-0.76(-0.94%)
Mar 26, 2012	80.75	81.31	80.40	80.60	1,006	+1.08(+1.36%)
Mar 23, 2012	79.98	80.00	79.52	79.52	995	+0.45(+0.57%)
Mar 22, 2012	79.01	79.75	79.01	79.07	929	-0.48(-0.60%)
Mar 21, 2012	78.96	79.55	78.96	79.55	2,507	+0.54(+0.68%)
Mar 20, 2012	79.04	79.04	78.68	79.01	2,999	-0.63(-0.79%)
Mar 19, 2012	79.10	79.64	79.10	79.64	811	+0.06(+0.08%)
Mar 16, 2012	79.11	79.58	79.11	79.58	2,884	+1.44(+1.84%)
Mar 15, 2012	78.55	78.55	78.14	78.14	741	+0.02(+0.03%)
Mar 14, 2012	78.40	78.40	78.08	78.12	1,180	-1.02(-1.29%)
Mar 13, 2012	78.21	79.15	78.21	79.14	1,983	+0.37(+0.47%)
Mar 12, 2012	78.30	78.80	78.30	78.77	4,219	+0.56(+0.72%)
Mar 09, 2012	78.30	78.30	78.21	78.21	200	-0.53(-0.67%)
Mar 08, 2012	77.40	78.74	77.40	78.74	724	+2.17(+2.83%)
Mar 07, 2012	76.57	76.57	76.57	76.57	118	+0.55(+0.72%)
Mar 06, 2012	76.28	76.31	74.88	76.02	2,326	-1.89(-2.43%)
Mar 05, 2012	77.65	78.00	77.44	77.91	2,139	-0.04(-0.05%)
Mar 02, 2012	77.67	77.95	77.40	77.95	1,241	-0.03(-0.04%)

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