Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	77.57	77.73	77.14	77.34	252,738	-0.10(-0.12%)
May 23, 2011	77.35	77.75	77.14	77.44	137,109	-0.75(-0.96%)
May 20, 2011	78.49	78.51	77.75	78.19	243,682	-0.40(-0.50%)
May 19, 2011	78.65	78.78	77.94	78.59	94,059	+0.13(+0.16%)
May 18, 2011	77.82	78.63	77.79	78.46	167,606	+0.56(+0.72%)
May 17, 2011	77.86	78.29	77.54	77.90	241,825	-0.29(-0.37%)
May 16, 2011	78.59	78.83	78.14	78.19	164,293	-0.63(-0.80%)
May 13, 2011	79.18	79.38	78.49	78.82	142,045	-0.43(-0.55%)
May 12, 2011	78.69	79.34	78.69	79.25	138,689	+0.39(+0.49%)
May 11, 2011	79.81	79.84	78.68	78.87	152,810	-1.04(-1.30%)
May 10, 2011	79.05	79.98	79.05	79.91	375,888	+0.91(+1.15%)
May 09, 2011	78.88	79.16	78.63	79.00	167,518	+0.04(+0.05%)
May 06, 2011	79.79	80.23	78.80	78.97	238,784	-0.04(-0.05%)
May 05, 2011	79.11	79.43	78.78	79.00	399,042	-0.43(-0.55%)
May 04, 2011	79.84	80.00	79.02	79.44	335,016	-0.51(-0.64%)
May 03, 2011	79.60	80.06	78.85	79.95	299,555	-0.02(-0.02%)

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