Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.25	17.27	17.13	17.21	48,364	-0.03(-0.17%)
May 23, 2011	17.30	17.41	17.23	17.24	32,803	-0.26(-1.47%)
May 20, 2011	17.75	17.79	17.48	17.50	32,076	-0.29(-1.66%)
May 19, 2011	17.77	17.82	17.70	17.79	35,131	+0.04(+0.25%)
May 18, 2011	17.67	17.76	17.62	17.75	16,939	+0.07(+0.42%)
May 17, 2011	17.35	17.69	17.35	17.67	28,118	+0.24(+1.39%)
May 16, 2011	17.37	17.58	17.31	17.43	28,672	+0.00(+0.00%)
May 13, 2011	17.71	17.71	17.40	17.43	35,396	-0.30(-1.70%)
May 12, 2011	17.66	17.76	17.51	17.73	69,614	+0.02(+0.12%)
May 11, 2011	17.86	17.86	17.67	17.71	29,658	-0.13(-0.70%)
May 10, 2011	17.64	17.85	17.62	17.84	41,213	+0.23(+1.30%)
May 09, 2011	17.62	17.66	17.53	17.61	34,598	-0.04(-0.21%)
May 06, 2011	17.74	17.78	17.60	17.65	52,331	+0.01(+0.04%)
May 05, 2011	17.81	17.81	17.58	17.64	70,396	-0.24(-1.36%)
May 04, 2011	18.04	18.04	17.82	17.88	55,238	-0.14(-0.78%)
May 03, 2011	17.83	18.03	17.83	18.02	44,365	+0.13(+0.74%)
May 02, 2011	17.88	17.90	17.87	17.89	24,053	-0.04(-0.21%)
Apr 29, 2011	17.92	17.94	17.81	17.93	42,170	+0.01(+0.04%)
Apr 28, 2011	17.76	17.93	17.76	17.92	22,619	+0.07(+0.37%)
Apr 27, 2011	17.68	17.87	17.68	17.85	67,031	+0.17(+0.96%)
Apr 26, 2011	17.56	17.68	17.56	17.68	24,059	+0.19(+1.09%)
Apr 25, 2011	17.54	17.57	17.47	17.49	176,773	+0.00(+0.00%)
Apr 21, 2011	17.50	17.50	17.29	17.49	64,274	+0.03(+0.17%)
Apr 20, 2011	17.67	17.70	17.40	17.46	88,845	-0.03(-0.19%)
Apr 19, 2011	17.70	17.71	17.45	17.49	137,831	-0.10(-0.57%)
Apr 18, 2011	17.63	17.72	17.58	17.59	24,286	-0.21(-1.20%)
Apr 15, 2011	17.80	17.86	17.75	17.81	17,347	+0.05(+0.29%)
Apr 14, 2011	17.76	17.78	17.62	17.76	46,983	-0.10(-0.54%)
Apr 13, 2011	18.06	18.06	17.82	17.85	98,190	-0.18(-0.98%)
Apr 12, 2011	17.98	18.14	17.96	18.03	41,471	-0.03(-0.16%)
Apr 11, 2011	18.13	18.14	18.03	18.06	37,874	-0.02(-0.12%)
Apr 08, 2011	18.32	18.32	18.02	18.08	53,557	-0.16(-0.89%)
Apr 07, 2011	18.37	18.40	18.22	18.24	60,389	-0.10(-0.56%)
Apr 06, 2011	18.13	18.37	18.11	18.35	43,872	+0.27(+1.47%)
Apr 05, 2011	18.12	18.18	18.08	18.08	24,164	-0.07(-0.37%)
Apr 04, 2011	18.26	18.26	18.11	18.15	16,902	-0.01(-0.04%)
Apr 01, 2011	18.07	18.22	18.07	18.15	36,542	+0.15(+0.86%)
Mar 31, 2011	17.99	18.01	17.90	18.00	41,103	-0.03(-0.16%)
Mar 30, 2011	17.95	18.07	17.90	18.03	31,851	+0.13(+0.72%)
Mar 29, 2011	17.84	17.92	17.79	17.90	23,971	+0.07(+0.39%)
Mar 28, 2011	17.95	17.98	17.83	17.83	14,860	-0.03(-0.16%)
Mar 25, 2011	17.79	17.99	17.79	17.86	59,301	+0.12(+0.67%)
Mar 24, 2011	17.79	17.79	17.58	17.74	23,546	+0.05(+0.29%)
Mar 23, 2011	17.70	17.72	17.54	17.69	33,794	-0.12(-0.70%)
Mar 22, 2011	17.90	17.98	17.80	17.81	21,470	-0.12(-0.66%)
Mar 21, 2011	17.91	17.94	17.87	17.93	31,878	+0.05(+0.29%)
Mar 18, 2011	17.96	18.09	17.87	17.88	316,230	+0.16(+0.91%)
Mar 17, 2011	17.78	17.78	17.53	17.72	216,557	+0.18(+1.01%)
Mar 16, 2011	17.77	17.86	17.47	17.54	92,755	-0.26(-1.49%)
Mar 15, 2011	17.70	17.89	17.68	17.81	87,584	-0.13(-0.73%)
Mar 14, 2011	17.97	18.01	17.78	17.94	223,806	-0.19(-1.02%)
Mar 11, 2011	17.91	18.14	17.91	18.12	30,970	+0.12(+0.65%)
Mar 10, 2011	18.08	18.12	17.98	18.00	85,576	-0.37(-2.00%)
Mar 09, 2011	18.35	18.48	18.23	18.37	47,608	+0.00(+0.00%)
Mar 08, 2011	17.92	18.41	17.92	18.37	40,546	+0.49(+2.75%)
Mar 07, 2011	18.05	18.14	17.81	17.88	67,140	-0.15(-0.86%)
Mar 04, 2011	18.23	18.23	17.87	18.03	57,423	-0.22(-1.23%)
Mar 03, 2011	18.14	18.29	18.14	18.26	28,052	+0.31(+1.74%)
Mar 02, 2011	18.02	18.09	17.87	17.95	65,694	-0.10(-0.57%)

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