Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.89	17.91	17.72	17.82	223,787	+0.04(+0.24%)
May 30, 2012	17.78	17.83	17.73	17.78	10,589	-0.33(-1.85%)
May 29, 2012	18.19	18.19	18.00	18.11	7,243	+0.33(+1.84%)
May 25, 2012	17.83	17.87	17.78	17.78	6,331	-0.05(-0.30%)
May 24, 2012	17.86	17.91	17.72	17.84	17,208	-0.04(-0.24%)
May 23, 2012	17.91	17.92	17.61	17.88	6,276	-0.04(-0.24%)
May 22, 2012	18.16	18.16	17.92	17.92	8,457	-0.19(-1.04%)
May 21, 2012	17.86	18.11	17.86	18.11	51,335	+0.36(+2.02%)
May 18, 2012	17.84	17.86	17.69	17.75	13,831	-0.13(-0.71%)
May 17, 2012	17.97	18.00	17.88	17.88	17,320	-0.16(-0.86%)
May 16, 2012	18.14	18.20	18.03	18.04	21,756	-0.10(-0.55%)
May 15, 2012	18.32	18.35	18.12	18.14	42,591	-0.21(-1.16%)
May 14, 2012	18.36	18.46	18.35	18.35	25,102	-0.26(-1.41%)
May 11, 2012	18.54	18.74	18.54	18.61	11,384	-0.10(-0.51%)
May 10, 2012	18.80	18.85	18.71	18.71	35,195	-0.06(-0.34%)
May 09, 2012	18.70	18.78	18.67	18.77	11,637	-0.15(-0.78%)
May 08, 2012	18.96	18.96	18.76	18.92	12,752	-0.22(-1.15%)
May 07, 2012	19.01	19.16	19.01	19.14	1,279	+0.11(+0.59%)
May 04, 2012	19.24	19.24	18.98	19.03	7,447	-0.27(-1.42%)
May 03, 2012	19.34	19.34	19.26	19.30	14,009	-0.06(-0.31%)
May 02, 2012	19.28	19.43	19.28	19.36	5,253	-0.06(-0.31%)

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