Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	21.30	21.36	20.75	20.98	198,948	-0.23(-1.07%)
May 30, 2012	21.47	21.57	20.99	21.20	204,778	-0.51(-2.35%)
May 29, 2012	21.71	21.86	21.44	21.71	102,735	+0.14(+0.66%)
May 25, 2012	21.85	21.85	21.52	21.57	135,621	-0.31(-1.43%)
May 24, 2012	21.76	21.89	21.35	21.88	147,699	+0.24(+1.09%)
May 23, 2012	21.05	21.80	21.00	21.65	323,569	+0.06(+0.26%)
May 22, 2012	22.24	22.37	21.39	21.59	157,100	-0.63(-2.85%)
May 21, 2012	21.10	22.37	21.10	22.23	390,814	+1.21(+5.77%)
May 18, 2012	21.34	21.54	20.90	21.01	320,954	-0.34(-1.60%)
May 17, 2012	22.49	22.63	21.34	21.35	228,146	-1.06(-4.73%)
May 16, 2012	22.55	22.77	22.41	22.41	121,842	-0.14(-0.63%)
May 15, 2012	22.44	22.67	22.11	22.56	197,729	+0.02(+0.08%)
May 14, 2012	22.28	22.77	22.01	22.54	248,795	+0.00(+0.00%)
May 11, 2012	22.39	22.72	22.13	22.54	124,532	-0.04(-0.17%)
May 10, 2012	22.44	22.58	22.22	22.58	310,455	+0.35(+1.58%)
May 09, 2012	21.87	22.31	21.54	22.23	301,036	+0.08(+0.34%)
May 08, 2012	22.16	22.28	21.70	22.15	186,187	-0.17(-0.76%)
May 07, 2012	22.19	22.68	22.14	22.32	258,010	+0.11(+0.51%)
May 04, 2012	22.61	22.74	22.00	22.21	317,578	-0.56(-2.45%)
May 03, 2012	23.28	23.29	22.56	22.77	342,833	-0.62(-2.63%)
May 02, 2012	23.29	23.52	23.15	23.38	350,918	-0.16(-0.68%)

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