Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	19.96	20.02	19.43	19.93	589,738	-0.03(-0.17%)
May 30, 2012	20.01	20.03	19.70	19.96	340,739	-0.15(-0.77%)
May 29, 2012	19.99	20.16	19.86	20.12	253,437	+0.35(+1.78%)
May 25, 2012	20.13	20.15	19.68	19.77	244,725	-0.33(-1.66%)
May 24, 2012	20.37	20.40	19.69	20.10	336,799	-0.26(-1.26%)
May 23, 2012	20.00	20.36	19.61	20.36	381,685	+0.13(+0.63%)
May 22, 2012	20.30	20.46	20.10	20.23	333,344	-0.03(-0.17%)
May 21, 2012	20.07	20.46	19.90	20.26	505,331	+0.33(+1.67%)
May 18, 2012	20.19	20.25	19.81	19.93	317,794	-0.25(-1.23%)
May 17, 2012	20.85	20.91	20.18	20.18	328,589	-0.67(-3.19%)
May 16, 2012	20.94	21.10	20.80	20.84	364,599	+0.02(+0.08%)
May 15, 2012	20.82	21.11	20.75	20.82	203,091	+0.03(+0.16%)
May 14, 2012	21.05	21.15	20.77	20.79	282,517	-0.55(-2.56%)
May 11, 2012	21.24	21.68	21.22	21.34	232,824	-0.09(-0.40%)
May 10, 2012	21.64	21.70	21.32	21.42	324,204	+0.02(+0.08%)
May 09, 2012	21.39	21.60	21.23	21.40	598,843	-0.36(-1.65%)
May 08, 2012	21.76	21.86	21.52	21.76	277,181	-0.19(-0.85%)
May 07, 2012	21.86	22.15	21.86	21.95	345,933	-0.03(-0.16%)
May 04, 2012	22.24	22.33	21.96	21.98	462,502	-0.39(-1.75%)
May 03, 2012	22.67	22.79	22.31	22.38	474,892	-0.35(-1.54%)
May 02, 2012	22.40	23.05	22.21	22.73	525,772	+0.20(+0.87%)

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