Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	55.15	55.42	54.62	54.88	105,495	-0.05(-0.09%)
May 30, 2012	55.23	55.43	54.92	54.92	34,152	-0.74(-1.33%)
May 29, 2012	55.68	56.26	55.18	55.66	29,298	+0.42(+0.76%)
May 25, 2012	55.35	55.78	55.01	55.24	41,925	-0.34(-0.60%)
May 24, 2012	55.51	55.89	54.81	55.58	50,141	-0.02(-0.03%)
May 23, 2012	54.79	55.59	54.36	55.59	82,688	+0.58(+1.05%)
May 22, 2012	55.86	56.01	54.79	55.02	47,755	-0.85(-1.53%)
May 21, 2012	54.98	55.93	54.69	55.87	54,786	+1.17(+2.14%)
May 18, 2012	54.82	55.11	54.48	54.70	82,167	-0.22(-0.40%)
May 17, 2012	55.70	55.76	54.92	54.92	63,217	-0.52(-0.93%)
May 16, 2012	56.13	56.16	55.40	55.44	46,990	-0.33(-0.58%)
May 15, 2012	55.65	56.30	55.52	55.77	56,876	+0.27(+0.48%)
May 14, 2012	55.84	56.06	55.48	55.50	78,326	-0.60(-1.08%)
May 11, 2012	56.10	56.33	55.72	56.10	67,606	-0.23(-0.41%)
May 10, 2012	56.75	56.75	56.12	56.33	26,533	+0.00(+0.00%)
May 09, 2012	56.34	56.69	56.15	56.33	73,938	-0.55(-0.96%)
May 08, 2012	56.51	57.05	56.51	56.88	58,086	+0.19(+0.34%)
May 07, 2012	56.47	56.90	56.45	56.69	56,884	+0.07(+0.12%)
May 04, 2012	57.08	57.12	56.50	56.62	91,519	-0.53(-0.92%)
May 03, 2012	57.97	58.06	57.02	57.15	62,030	-0.77(-1.32%)
May 02, 2012	57.11	57.92	56.68	57.92	60,607	+0.67(+1.17%)

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