Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.56	17.58	17.29	17.58	32,820	+0.01(+0.04%)
May 30, 2012	17.58	17.62	17.45	17.57	19,154	-0.18(-1.00%)
May 29, 2012	18.00	18.17	17.71	17.75	38,274	+0.01(+0.07%)
May 25, 2012	17.81	17.97	17.74	17.74	8,238	-0.15(-0.81%)
May 24, 2012	17.92	18.03	17.69	17.88	17,789	-0.06(-0.32%)
May 23, 2012	17.80	17.97	17.74	17.94	26,319	-0.09(-0.49%)
May 22, 2012	18.31	18.31	18.00	18.03	19,792	-0.27(-1.45%)
May 21, 2012	18.30	18.43	18.27	18.29	28,881	+0.14(+0.76%)
May 18, 2012	18.27	18.27	18.15	18.15	26,863	-0.02(-0.10%)
May 17, 2012	18.46	18.46	18.10	18.17	47,595	-0.39(-2.07%)
May 16, 2012	18.64	18.72	18.55	18.56	28,160	+0.03(+0.17%)
May 15, 2012	18.83	18.83	18.49	18.53	192,929	-0.31(-1.64%)
May 14, 2012	18.98	19.06	18.78	18.83	33,918	-0.49(-2.52%)
May 11, 2012	19.23	19.45	19.16	19.32	39,618	+0.04(+0.20%)
May 10, 2012	19.44	19.62	19.27	19.28	38,298	+0.11(+0.56%)
May 09, 2012	19.14	19.26	19.02	19.18	22,976	-0.33(-1.71%)
May 08, 2012	19.64	19.71	19.32	19.51	22,994	-0.27(-1.37%)
May 07, 2012	19.86	19.86	19.69	19.78	19,336	-0.27(-1.35%)
May 04, 2012	20.27	20.27	19.96	20.05	26,151	-0.50(-2.43%)
May 03, 2012	20.92	20.92	20.55	20.55	18,033	-0.31(-1.48%)
May 02, 2012	20.94	20.94	20.72	20.86	18,922	-0.35(-1.67%)
May 01, 2012	21.15	21.32	21.07	21.21	26,524	+0.00(+0.00%)
Apr 30, 2012	20.87	21.21	20.87	21.21	29,366	+0.18(+0.87%)
Apr 27, 2012	20.92	21.08	20.80	21.03	26,983	+0.23(+1.12%)
Apr 26, 2012	20.65	20.80	20.65	20.80	11,650	+0.01(+0.06%)
Apr 25, 2012	20.74	20.86	20.74	20.79	170,851	+0.13(+0.64%)
Apr 24, 2012	20.70	20.77	20.60	20.65	29,236	-0.18(-0.85%)
Apr 23, 2012	20.96	20.96	20.65	20.83	12,648	-0.39(-1.84%)
Apr 20, 2012	21.26	21.36	21.22	21.22	5,215	+0.19(+0.90%)
Apr 19, 2012	21.09	21.28	21.03	21.03	29,745	+0.08(+0.36%)
Apr 18, 2012	20.90	21.01	20.89	20.96	7,294	-0.15(-0.72%)
Apr 17, 2012	21.09	21.16	21.03	21.11	27,883	-0.04(-0.18%)
Apr 16, 2012	21.18	21.33	21.06	21.15	13,599	-0.11(-0.50%)
Apr 13, 2012	21.44	21.44	21.25	21.25	10,644	-0.29(-1.35%)
Apr 12, 2012	21.40	21.54	21.39	21.54	33,344	+0.12(+0.56%)
Apr 11, 2012	21.37	21.63	21.37	21.42	11,622	+0.27(+1.28%)
Apr 10, 2012	21.63	21.63	21.12	21.15	9,139	-0.39(-1.82%)
Apr 09, 2012	21.58	21.64	21.44	21.54	16,696	-0.50(-2.29%)
Apr 05, 2012	21.86	22.13	21.81	22.05	55,039	-0.04(-0.17%)
Apr 04, 2012	22.09	22.16	21.96	22.09	86,646	-0.30(-1.33%)
Apr 03, 2012	22.32	22.60	22.22	22.38	60,272	+0.14(+0.62%)
Apr 02, 2012	21.99	22.29	21.95	22.24	21,966	+0.14(+0.63%)
Mar 30, 2012	21.85	22.10	21.80	22.10	30,377	+0.28(+1.27%)
Mar 29, 2012	21.68	21.83	21.48	21.83	10,152	-0.07(-0.32%)
Mar 28, 2012	22.02	22.04	21.68	21.90	25,782	-0.30(-1.34%)
Mar 27, 2012	22.16	22.22	22.02	22.19	100,990	+0.04(+0.20%)
Mar 26, 2012	22.10	22.20	22.06	22.15	14,610	+0.32(+1.45%)
Mar 23, 2012	21.57	21.89	21.57	21.83	17,842	+0.29(+1.35%)
Mar 22, 2012	21.57	21.58	21.43	21.54	45,779	-0.32(-1.44%)
Mar 21, 2012	21.97	21.97	21.78	21.86	55,806	-0.20(-0.92%)
Mar 20, 2012	22.16	22.16	21.93	22.06	70,087	-0.41(-1.83%)
Mar 19, 2012	22.50	22.50	22.27	22.47	34,461	-0.04(-0.17%)
Mar 16, 2012	22.57	22.61	22.42	22.51	39,504	-0.06(-0.25%)
Mar 15, 2012	22.34	22.58	22.34	22.57	41,926	+0.22(+0.99%)
Mar 14, 2012	22.36	22.52	22.24	22.34	15,499	-0.18(-0.81%)
Mar 13, 2012	22.19	22.53	22.19	22.53	23,133	+0.32(+1.42%)
Mar 12, 2012	22.22	22.22	22.09	22.21	21,177	-0.08(-0.35%)
Mar 09, 2012	22.19	22.37	22.19	22.29	9,586	+0.07(+0.33%)
Mar 08, 2012	22.12	22.24	22.00	22.22	17,140	+0.37(+1.70%)
Mar 07, 2012	21.74	21.89	21.74	21.85	31,888	+0.29(+1.35%)
Mar 06, 2012	21.61	21.71	21.45	21.56	84,170	-0.81(-3.61%)
Mar 05, 2012	22.26	22.52	22.26	22.36	32,452	-0.23(-1.03%)
Mar 02, 2012	22.55	22.60	22.32	22.60	24,163	+0.18(+0.82%)

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