Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.04	20.11	19.94	20.11	72,383	+0.11(+0.55%)
May 30, 2012	20.11	20.11	19.98	20.00	55,899	-0.19(-0.94%)
May 29, 2012	20.18	20.20	20.13	20.19	33,655	+0.13(+0.65%)
May 28, 2012	20.17	20.17	20.02	20.06	44,078	-0.03(-0.15%)
May 25, 2012	20.17	20.17	20.02	20.09	35,819	-0.07(-0.35%)
May 24, 2012	20.29	20.29	20.08	20.16	36,366	-0.09(-0.44%)
May 23, 2012	20.17	20.25	19.99	20.25	152,964	-0.04(-0.20%)
May 22, 2012	20.28	20.35	20.25	20.29	67,924	+0.15(+0.74%)
May 18, 2012		20.14	20.14	20.14	0	-0.10(-0.49%)
May 17, 2012	20.47	20.47	20.24	20.24	98,579	-0.22(-1.08%)
May 16, 2012	20.48	20.61	20.38	20.46	105,123	-0.04(-0.20%)
May 15, 2012	20.60	20.61	20.50	20.50	109,341	-0.12(-0.58%)
May 14, 2012	20.73	20.73	20.61	20.62	78,263	-0.20(-0.96%)
May 11, 2012	20.83	20.94	20.77	20.82	65,000	+0.00(+0.00%)
May 10, 2012	20.82	20.84	20.77	20.82	124,479	+0.11(+0.53%)
May 09, 2012	20.58	20.83	20.51	20.71	83,279	+0.01(+0.05%)
May 08, 2012	20.90	20.91	20.57	20.70	214,293	-0.24(-1.15%)
May 07, 2012	20.84	20.96	20.84	20.94	47,919	-0.02(-0.10%)
May 04, 2012	21.13	21.16	20.86	20.96	98,150	-0.27(-1.27%)
May 03, 2012	21.47	21.49	21.22	21.23	85,352	-0.25(-1.16%)
May 02, 2012	21.43	21.48	21.34	21.48	43,396	-0.02(-0.09%)
May 01, 2012	21.45	21.52	21.42	21.50	48,231	+0.06(+0.28%)
Apr 30, 2012	21.35	21.45	21.29	21.44	53,516	+0.05(+0.23%)
Apr 27, 2012	21.23	21.42	21.23	21.39	50,031	+0.17(+0.80%)
Apr 26, 2012	21.25	21.26	21.17	21.22	35,984	-0.05(-0.24%)
Apr 25, 2012	21.37	21.37	21.24	21.27	72,886	-0.03(-0.14%)
Apr 24, 2012	21.30	21.37	21.27	21.30	72,541	+0.00(+0.00%)
Apr 23, 2012	21.35	21.35	21.22	21.30	78,592	-0.24(-1.11%)
Apr 20, 2012	21.52	21.56	21.50	21.54	47,469	+0.06(+0.28%)
Apr 19, 2012	21.49	21.50	21.42	21.48	37,049	+0.01(+0.05%)
Apr 18, 2012	21.37	21.48	21.37	21.47	70,962	+0.11(+0.51%)
Apr 17, 2012	21.28	21.41	21.24	21.36	89,612	+0.10(+0.47%)
Apr 16, 2012	21.25	21.31	21.21	21.26	42,699	+0.02(+0.09%)
Apr 13, 2012	21.42	21.42	21.19	21.24	85,000	-0.23(-1.07%)
Apr 12, 2012	21.31	21.49	21.29	21.47	83,304	+0.15(+0.70%)
Apr 11, 2012	21.09	21.32	21.08	21.32	104,161	+0.26(+1.23%)
Apr 10, 2012	21.25	21.25	20.98	21.06	146,387	-0.21(-0.99%)
Apr 09, 2012	21.34	21.34	21.26	21.27	49,205	-0.14(-0.65%)
Apr 05, 2012	21.44	21.44	21.35	21.41	54,804	-0.08(-0.37%)
Apr 04, 2012	21.39	21.49	21.34	21.49	86,053	+0.00(+0.00%)
Apr 03, 2012	21.63	21.63	21.46	21.49	72,832	-0.17(-0.78%)
Apr 02, 2012	21.61	21.73	21.61	21.66	81,129	+0.00(+0.00%)
Mar 30, 2012	21.70	21.73	21.65	21.66	62,921	-0.01(-0.05%)
Mar 29, 2012	21.78	21.78	21.48	21.67	135,209	-0.16(-0.73%)
Mar 28, 2012	21.86	21.89	21.75	21.83	65,661	-0.02(-0.09%)
Mar 27, 2012	21.93	21.93	21.85	21.85	69,102	-0.06(-0.27%)
Mar 26, 2012	21.86	21.91	21.84	21.91	52,019	+0.13(+0.60%)
Mar 23, 2012	21.69	21.78	21.67	21.78	38,188	+0.02(+0.09%)
Mar 22, 2012	21.71	21.77	21.69	21.76	52,783	+0.01(+0.05%)
Mar 21, 2012	21.66	21.76	21.60	21.75	223,187	+0.11(+0.51%)
Mar 20, 2012	21.70	21.70	21.56	21.64	708,289	-0.09(-0.41%)
Mar 19, 2012	21.79	21.85	21.73	21.73	207,855	-0.03(-0.14%)
Mar 16, 2012	21.73	21.80	21.71	21.76	112,234	+0.08(+0.37%)
Mar 15, 2012	21.48	21.68	21.47	21.68	121,603	+0.24(+1.12%)
Mar 14, 2012	21.40	21.48	21.37	21.44	200,594	+0.07(+0.33%)
Mar 13, 2012	21.16	21.37	21.15	21.37	72,593	+0.22(+1.04%)
Mar 12, 2012	21.18	21.19	21.12	21.15	40,963	-0.02(-0.09%)
Mar 09, 2012	21.16	21.17	21.12	21.17	38,243	+0.06(+0.28%)
Mar 08, 2012	21.10	21.15	21.03	21.11	49,835	+0.11(+0.52%)
Mar 07, 2012	20.95	21.03	20.87	21.00	122,345	+0.05(+0.24%)
Mar 06, 2012	21.18	21.18	20.92	20.95	1,096,562	-0.29(-1.37%)
Mar 05, 2012	21.30	21.30	21.17	21.24	65,140	-0.05(-0.23%)
Mar 02, 2012	21.38	21.38	21.26	21.29	45,853	-0.06(-0.28%)

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