Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	19.82	19.91	19.73	19.78	9,326,132	-0.03(-0.16%)
May 23, 2011	19.73	19.90	19.61	19.81	7,434,374	-0.07(-0.35%)
May 20, 2011	19.95	20.01	19.84	19.88	7,527,608	-0.07(-0.37%)
May 19, 2011	19.86	19.95	19.74	19.95	10,390,229	+0.17(+0.84%)
May 18, 2011	19.67	19.81	19.56	19.79	15,674,474	+0.14(+0.70%)
May 17, 2011	19.40	19.66	19.33	19.65	11,384,155	+0.20(+1.02%)
May 16, 2011	19.47	19.70	19.40	19.45	11,898,838	-0.07(-0.35%)
May 13, 2011	19.45	19.61	19.39	19.52	13,232,461	+0.20(+1.02%)
May 12, 2011	19.06	19.38	19.00	19.32	10,382,270	+0.27(+1.40%)
May 11, 2011	19.00	19.24	18.95	19.06	9,954,248	+0.02(+0.12%)
May 10, 2011	18.86	19.05	18.82	19.03	11,163,233	+0.25(+1.32%)
May 09, 2011	18.82	18.83	18.64	18.79	9,029,803	-0.07(-0.39%)
May 06, 2011	18.74	19.07	18.69	18.86	14,276,605	+0.23(+1.24%)
May 05, 2011	18.59	18.81	18.08	18.63	17,567,070	+0.05(+0.27%)
May 04, 2011	18.71	18.76	18.53	18.58	19,301,038	-0.10(-0.54%)
May 03, 2011	18.65	18.84	18.63	18.68	10,584,479	-0.04(-0.22%)

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