Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	64.67	64.72	63.50	64.19	37,317	-0.69(-1.06%)
May 23, 2011	65.00	65.32	64.50	64.88	51,165	-0.82(-1.25%)
May 20, 2011	66.02	66.02	65.18	65.70	61,786	-0.74(-1.11%)
May 19, 2011	67.30	67.45	65.57	66.44	57,152	-0.23(-0.34%)
May 18, 2011	65.77	66.90	65.75	66.67	51,218	+0.92(+1.40%)
May 17, 2011	65.90	66.14	65.00	65.75	166,458	-0.42(-0.63%)
May 16, 2011	66.97	67.18	66.11	66.17	50,748	-0.94(-1.40%)
May 13, 2011	67.26	69.03	67.08	67.11	71,712	-0.25(-0.37%)
May 12, 2011	67.45	67.69	66.63	67.36	102,028	-0.38(-0.56%)
May 11, 2011	68.46	68.80	66.37	67.74	133,883	-0.72(-1.05%)
May 10, 2011	70.00	70.13	66.96	68.46	139,244	-1.11(-1.60%)
May 09, 2011	69.22	69.71	69.15	69.57	38,266	+0.35(+0.51%)
May 06, 2011	69.71	69.87	69.14	69.22	51,175	+0.02(+0.03%)
May 05, 2011	68.44	70.65	68.14	69.20	56,048	+0.59(+0.86%)
May 04, 2011	68.03	69.01	66.98	68.61	76,395	+0.63(+0.93%)
May 03, 2011	69.09	69.51	66.88	67.98	85,075	-1.13(-1.64%)
May 02, 2011	69.51	70.09	68.93	69.11	61,221	-0.79(-1.13%)
Apr 29, 2011	70.17	70.36	69.75	69.90	25,484	-0.18(-0.26%)
Apr 28, 2011	70.41	70.41	69.83	70.08	69,809	-0.29(-0.41%)
Apr 27, 2011	71.12	71.34	70.21	70.37	27,536	-0.57(-0.80%)
Apr 26, 2011	71.23	71.99	70.83	70.94	45,379	-0.28(-0.39%)
Apr 25, 2011	71.86	72.07	71.15	71.22	40,071	-0.53(-0.74%)
Apr 21, 2011	72.24	72.24	71.54	71.75	51,160	-0.07(-0.10%)
Apr 20, 2011	72.60	72.60	71.67	71.82	272,559	+0.14(+0.20%)
Apr 19, 2011	74.68	74.68	71.61	71.68	166,928	-3.76(-4.98%)
Apr 18, 2011	75.43	75.69	75.00	75.44	67,200	-2.45(-3.15%)
Apr 15, 2011	76.95	78.44	76.48	77.89	42,218	+0.62(+0.80%)
Apr 14, 2011	75.64	77.37	75.39	77.27	29,080	+1.25(+1.64%)
Apr 13, 2011	77.03	77.20	75.72	76.02	39,350	-0.41(-0.54%)
Apr 12, 2011	77.08	77.32	75.47	76.43	77,339	-1.07(-1.38%)
Apr 11, 2011	78.02	78.02	77.11	77.50	52,185	-0.13(-0.17%)
Apr 08, 2011	79.83	79.83	77.52	77.63	59,651	-1.52(-1.92%)
Apr 07, 2011	80.13	80.28	78.70	79.15	86,744	-0.62(-0.78%)
Apr 06, 2011	79.98	80.14	79.54	79.77	41,070	+0.02(+0.03%)
Apr 05, 2011	79.50	80.56	79.14	79.75	102,919	+0.46(+0.58%)
Apr 04, 2011	80.46	80.46	78.91	79.29	118,955	+0.67(+0.85%)
Apr 01, 2011	77.81	78.64	76.74	78.62	61,347	+1.07(+1.38%)
Mar 31, 2011	76.86	78.29	76.79	77.55	88,443	-0.30(-0.39%)
Mar 30, 2011	77.85	78.60	77.40	77.85	89,249	-0.13(-0.17%)
Mar 29, 2011	77.93	78.00	77.50	77.98	74,764	+0.49(+0.63%)
Mar 28, 2011	77.37	77.98	77.22	77.49	40,476	+0.40(+0.52%)
Mar 25, 2011	77.10	77.98	76.92	77.09	58,521	+0.23(+0.30%)
Mar 24, 2011	77.75	77.95	76.11	76.86	95,872	-0.36(-0.47%)
Mar 23, 2011	75.80	77.96	74.51	77.22	64,194	+1.11(+1.46%)
Mar 22, 2011	75.76	76.96	75.50	76.11	44,024	-0.13(-0.17%)
Mar 21, 2011	76.00	76.92	74.99	76.24	61,679	+1.40(+1.87%)
Mar 18, 2011	74.19	74.84	73.35	74.84	94,660	+1.04(+1.41%)
Mar 17, 2011	73.84	76.87	72.77	73.80	401,730	+0.72(+0.99%)
Mar 16, 2011	74.52	74.55	71.26	73.08	88,504	-1.16(-1.56%)
Mar 15, 2011	74.00	74.98	73.50	74.24	31,188	-1.91(-2.51%)
Mar 14, 2011	74.25	76.32	73.80	76.15	34,355	+1.24(+1.66%)
Mar 11, 2011	75.26	75.50	74.37	74.91	53,199	-0.43(-0.57%)
Mar 10, 2011	76.00	76.87	74.80	75.34	76,753	-1.12(-1.46%)
Mar 09, 2011	78.97	79.34	76.26	76.46	125,541	-2.85(-3.59%)
Mar 08, 2011	78.96	80.35	78.48	79.31	55,772	+0.63(+0.80%)
Mar 07, 2011	78.93	79.44	77.08	78.68	22,733	-0.30(-0.38%)
Mar 04, 2011	78.33	79.07	77.65	78.98	25,402	+0.35(+0.45%)
Mar 03, 2011	78.79	79.84	78.09	78.63	50,970	+0.48(+0.61%)
Mar 02, 2011	77.17	79.13	77.17	78.15	51,261	+0.61(+0.79%)

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