Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.76	20.91	20.63	20.83	168,608	+0.05(+0.24%)
May 30, 2012	20.90	20.90	20.75	20.78	28,196	-0.25(-1.19%)
May 29, 2012	21.01	21.09	20.92	21.03	37,451	+0.18(+0.85%)
May 25, 2012	20.94	20.94	20.86	20.86	12,829	-0.05(-0.24%)
May 24, 2012	20.80	20.94	20.77	20.91	56,035	+0.10(+0.48%)
May 23, 2012	20.69	20.82	20.50	20.81	35,722	-0.01(-0.06%)
May 22, 2012	20.84	20.93	20.73	20.82	245,818	+0.05(+0.22%)
May 21, 2012	20.62	20.78	20.56	20.77	45,335	+0.22(+1.06%)
May 18, 2012	20.80	20.80	20.56	20.56	61,359	-0.15(-0.72%)
May 17, 2012	20.91	20.94	20.70	20.70	145,362	-0.28(-1.35%)
May 16, 2012	21.10	21.15	20.97	20.99	25,860	+0.00(+0.00%)
May 15, 2012	21.12	21.16	20.99	20.99	35,623	-0.13(-0.61%)
May 14, 2012	21.18	21.24	21.08	21.12	80,310	-0.22(-1.01%)
May 11, 2012	21.37	21.49	21.32	21.33	49,977	-0.03(-0.14%)
May 10, 2012	21.45	21.47	21.36	21.36	172,041	+0.07(+0.35%)
May 09, 2012	21.26	21.40	21.17	21.29	80,800	-0.15(-0.71%)
May 08, 2012	21.42	21.44	21.29	21.44	27,674	-0.07(-0.31%)
May 07, 2012	21.41	21.62	21.14	21.51	42,710	+0.01(+0.04%)
May 04, 2012	21.71	21.71	21.47	21.50	25,481	-0.28(-1.30%)
May 03, 2012	21.92	21.93	21.76	21.78	28,681	-0.12(-0.55%)
May 02, 2012	22.01	22.01	21.82	21.90	37,271	-0.04(-0.19%)
May 01, 2012	21.87	22.08	21.80	21.94	48,231	+0.10(+0.47%)
Apr 30, 2012	21.88	21.88	21.81	21.84	31,799	-0.07(-0.34%)
Apr 27, 2012	21.93	21.95	21.84	21.92	62,566	+0.05(+0.25%)
Apr 26, 2012	21.68	21.87	21.68	21.86	25,275	+0.17(+0.78%)
Apr 25, 2012	21.59	21.71	21.59	21.69	17,068	+0.22(+1.02%)
Apr 24, 2012	21.45	21.54	21.43	21.47	25,340	+0.09(+0.44%)
Apr 23, 2012	21.40	21.40	21.26	21.38	38,155	-0.16(-0.76%)
Apr 20, 2012	21.55	21.66	21.52	21.54	70,462	+0.09(+0.44%)
Apr 19, 2012	21.53	21.60	21.34	21.45	71,355	-0.12(-0.53%)
Apr 18, 2012	21.52	21.61	21.52	21.57	30,223	-0.07(-0.34%)
Apr 17, 2012	21.52	21.68	21.51	21.64	33,304	+0.26(+1.23%)
Apr 16, 2012	21.38	21.45	21.29	21.38	90,988	+0.11(+0.50%)
Apr 13, 2012	21.43	21.43	21.27	21.27	41,251	-0.22(-1.02%)
Apr 12, 2012	21.29	21.50	21.29	21.49	28,625	+0.24(+1.14%)
Apr 11, 2012	21.24	21.28	21.22	21.24	43,021	+0.17(+0.82%)
Apr 10, 2012	21.42	21.42	21.06	21.07	342,473	-0.37(-1.73%)
Apr 09, 2012	21.48	21.50	21.38	21.44	139,309	-0.23(-1.06%)
Apr 05, 2012	21.68	21.73	21.62	21.67	978,569	-0.05(-0.21%)
Apr 04, 2012	21.75	21.75	21.64	21.72	18,384	-0.18(-0.83%)
Apr 03, 2012	21.96	21.98	21.78	21.90	36,740	-0.09(-0.39%)
Apr 02, 2012	21.85	22.05	21.83	21.99	34,545	+0.11(+0.51%)
Mar 30, 2012	21.86	21.88	21.78	21.87	153,404	+0.15(+0.70%)
Mar 29, 2012	21.66	21.76	21.54	21.72	175,336	-0.06(-0.26%)
Mar 28, 2012	21.87	21.87	21.66	21.78	44,412	-0.13(-0.58%)
Mar 27, 2012	21.98	21.99	21.90	21.91	30,284	-0.04(-0.17%)
Mar 26, 2012	21.78	21.94	21.78	21.94	54,864	+0.23(+1.04%)
Mar 23, 2012	21.70	21.76	21.62	21.72	369,548	+0.02(+0.11%)
Mar 22, 2012	21.66	21.71	21.62	21.69	17,530	-0.15(-0.68%)
Mar 21, 2012	21.93	21.93	21.81	21.84	34,929	-0.01(-0.06%)
Mar 20, 2012	21.83	21.88	21.76	21.85	29,276	-0.08(-0.36%)
Mar 19, 2012	21.86	22.00	21.86	21.93	56,995	+0.05(+0.24%)
Mar 16, 2012	21.92	21.92	21.86	21.88	20,641	+0.01(+0.06%)
Mar 15, 2012	21.77	21.88	21.74	21.87	41,372	+0.11(+0.49%)
Mar 14, 2012	21.83	21.84	21.70	21.76	26,319	-0.04(-0.19%)
Mar 13, 2012	21.59	21.81	21.58	21.80	125,868	+0.30(+1.40%)
Mar 12, 2012	21.45	21.52	21.43	21.50	104,509	+0.05(+0.21%)
Mar 09, 2012	21.41	21.51	21.38	21.45	17,345	+0.09(+0.40%)
Mar 08, 2012	21.33	21.39	21.29	21.37	26,309	+0.14(+0.68%)
Mar 07, 2012	21.11	21.25	21.07	21.22	40,826	+0.15(+0.72%)
Mar 06, 2012	21.21	21.21	21.03	21.07	148,582	-0.29(-1.36%)
Mar 05, 2012	21.36	21.39	21.25	21.36	59,811	-0.02(-0.12%)
Mar 02, 2012	21.40	21.44	21.35	21.39	20,249	-0.04(-0.19%)

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