Date	Open	High	Low	Close	Volume	Change (%)
May 30, 2008	56.65	56.67	56.55	56.62	92,092	+0.05(+0.09%)
May 29, 2008	56.54	56.59	56.44	56.57	130,556	-0.07(-0.12%)
May 28, 2008	56.70	56.74	56.57	56.63	114,743	-0.12(-0.22%)
May 27, 2008	56.84	56.89	56.72	56.76	134,821	-0.14(-0.24%)
May 26, 2008	56.82	56.91	56.81	56.89	0	+0.00(+0.00%)
May 23, 2008	56.82	56.91	56.81	56.89	74,802	+0.14(+0.24%)
May 22, 2008	56.87	56.87	56.65	56.76	126,749	-0.23(-0.41%)
May 21, 2008	57.00	57.05	56.91	56.99	144,899	-0.03(-0.05%)
May 20, 2008	57.06	57.10	57.00	57.02	194,813	+0.01(+0.02%)
May 19, 2008	56.87	57.03	56.87	57.01	91,033	+0.06(+0.10%)
May 16, 2008	56.95	57.05	56.87	56.95	164,153	-0.02(-0.04%)
May 15, 2008	56.85	56.98	56.84	56.97	91,348	+0.18(+0.32%)
May 14, 2008	56.91	56.91	56.68	56.79	141,676	-0.04(-0.06%)
May 13, 2008	56.95	56.96	56.80	56.83	122,302	-0.14(-0.24%)
May 12, 2008	57.09	57.09	56.81	56.97	78,258	-0.15(-0.27%)
May 09, 2008	57.14	57.18	57.08	57.12	66,838	+0.06(+0.10%)
May 08, 2008	56.96	57.08	56.89	57.06	70,778	+0.17(+0.30%)
May 07, 2008	56.70	56.95	56.70	56.89	73,350	+0.08(+0.13%)
May 06, 2008	56.95	56.97	56.78	56.82	92,763	-0.03(-0.06%)
May 05, 2008	56.70	56.86	56.70	56.85	60,762	+0.08(+0.14%)
May 02, 2008	56.70	56.84	56.63	56.77	148,884	-0.08(-0.14%)

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