Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.21	20.44	20.04	20.35	73,961	+0.20(+0.99%)
May 30, 2012	20.20	20.40	20.08	20.15	36,068	-0.49(-2.37%)
May 29, 2012	20.49	20.73	20.40	20.64	34,667	+0.76(+3.82%)
May 25, 2012	19.91	20.03	19.78	19.88	42,314	-0.21(-1.05%)
May 24, 2012	20.17	20.17	19.82	20.09	51,084	-0.11(-0.54%)
May 23, 2012	20.14	20.24	19.79	20.20	95,095	-0.25(-1.22%)
May 22, 2012	20.81	20.93	20.45	20.45	75,025	-0.49(-2.34%)
May 21, 2012	20.40	20.94	20.40	20.94	69,161	+0.62(+3.05%)
May 18, 2012	20.60	20.75	20.30	20.32	79,718	-0.64(-3.05%)
May 17, 2012	21.56	21.56	20.96	20.96	49,316	-0.34(-1.60%)
May 16, 2012	21.50	21.70	21.30	21.30	31,810	-0.40(-1.84%)
May 15, 2012	21.89	22.02	21.70	21.70	34,801	-0.25(-1.14%)
May 14, 2012	21.83	22.09	21.82	21.95	53,058	-0.19(-0.86%)
May 11, 2012	22.21	22.40	22.00	22.14	46,969	-0.76(-3.32%)
May 10, 2012	22.31	23.12	22.31	22.90	81,692	-0.36(-1.55%)
May 09, 2012	23.13	23.32	22.93	23.26	33,853	+0.01(+0.04%)
May 08, 2012	23.33	23.55	22.93	23.25	39,580	-0.50(-2.11%)
May 07, 2012	23.41	23.75	23.41	23.75	51,868	+0.15(+0.64%)
May 04, 2012	23.79	24.02	23.51	23.60	29,403	-0.52(-2.16%)
May 03, 2012	24.25	24.36	24.05	24.12	27,442	-0.24(-0.99%)
May 02, 2012	24.24	24.65	24.24	24.36	54,038	-0.54(-2.17%)
May 01, 2012	24.90	24.95	24.69	24.90	20,372	+0.10(+0.40%)
Apr 30, 2012	25.04	25.04	24.60	24.80	56,340	-0.13(-0.53%)
Apr 27, 2012	24.79	24.96	24.68	24.93	26,650	+0.05(+0.21%)
Apr 26, 2012	24.74	24.92	24.67	24.88	34,234	+0.04(+0.16%)
Apr 25, 2012	24.75	24.85	24.45	24.84	33,579	+0.28(+1.14%)
Apr 24, 2012	24.56	24.60	24.44	24.56	42,007	+0.39(+1.61%)
Apr 23, 2012	24.09	24.19	23.94	24.17	25,114	-0.19(-0.80%)
Apr 20, 2012	24.35	24.44	24.26	24.36	26,416	+0.36(+1.52%)
Apr 19, 2012	24.17	24.17	23.89	24.00	71,461	-0.05(-0.21%)
Apr 18, 2012	24.10	24.17	23.96	24.05	35,162	-0.16(-0.66%)
Apr 17, 2012	23.93	24.21	23.93	24.21	45,784	+0.21(+0.88%)
Apr 16, 2012	23.83	24.10	23.83	24.00	28,828	+0.40(+1.69%)
Apr 13, 2012	23.79	24.00	23.60	23.60	34,158	-0.68(-2.80%)
Apr 12, 2012	23.99	24.29	23.89	24.28	28,821	+0.69(+2.92%)
Apr 11, 2012	23.63	23.70	23.32	23.59	36,683	+0.19(+0.81%)
Apr 10, 2012	23.54	23.74	23.27	23.40	102,218	-0.10(-0.43%)
Apr 09, 2012	23.30	23.68	23.30	23.50	15,410	-0.24(-1.01%)
Apr 05, 2012	23.55	23.74	23.53	23.74	33,817	+0.31(+1.32%)
Apr 04, 2012	23.56	23.56	23.34	23.43	53,857	-0.06(-0.26%)
Apr 03, 2012	23.71	23.92	23.42	23.49	189,435	-0.79(-3.25%)
Apr 02, 2012	24.03	24.35	24.01	24.28	100,572	-0.08(-0.33%)
Mar 30, 2012	24.26	24.39	24.23	24.36	286,547	+0.18(+0.74%)
Mar 29, 2012	24.37	24.37	24.07	24.18	206,986	-0.12(-0.49%)
Mar 28, 2012	24.44	24.44	24.15	24.30	358,812	+0.02(+0.08%)
Mar 27, 2012	24.24	24.44	24.21	24.28	148,418	+0.02(+0.08%)
Mar 26, 2012	24.18	24.29	23.89	24.26	110,474	+0.36(+1.51%)
Mar 23, 2012	23.50	23.90	23.50	23.90	28,932	+0.55(+2.36%)
Mar 22, 2012	23.52	23.52	23.28	23.35	167,391	-0.20(-0.85%)
Mar 21, 2012	23.59	23.59	23.44	23.55	49,954	-0.10(-0.42%)
Mar 20, 2012	23.70	23.70	23.47	23.65	37,246	-0.47(-1.95%)
Mar 19, 2012	23.95	24.17	23.81	24.12	56,437	+0.18(+0.75%)
Mar 16, 2012	23.86	23.99	23.66	23.94	77,713	+0.33(+1.40%)
Mar 15, 2012	23.53	23.69	23.34	23.61	47,532	+0.21(+0.90%)
Mar 14, 2012	23.50	23.54	23.27	23.40	77,107	-0.08(-0.34%)
Mar 13, 2012	23.14	23.54	23.14	23.48	33,672	+0.53(+2.31%)
Mar 12, 2012	23.05	23.05	22.86	22.95	24,104	-0.32(-1.38%)
Mar 09, 2012	23.23	23.37	23.16	23.27	23,910	+0.05(+0.22%)
Mar 08, 2012	23.18	23.34	23.10	23.22	36,408	+0.05(+0.22%)
Mar 07, 2012	23.07	23.21	22.99	23.17	45,045	+0.17(+0.74%)
Mar 06, 2012	23.33	23.33	23.00	23.00	36,495	-0.74(-3.12%)
Mar 05, 2012	23.82	23.82	23.59	23.74	96,985	+0.12(+0.51%)
Mar 02, 2012	23.82	23.82	23.59	23.62	44,573	+0.07(+0.30%)

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