Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	38.46	38.57	38.40	38.41	15,740	+0.06(+0.16%)
May 23, 2011	38.57	38.57	38.34	38.34	416,169	-0.22(-0.58%)
May 20, 2011	38.55	38.58	38.53	38.57	6,730	+0.05(+0.13%)
May 19, 2011	38.53	38.56	38.49	38.51	20,125	-0.05(-0.13%)
May 18, 2011	38.54	38.58	38.54	38.57	12,974	+0.07(+0.18%)
May 17, 2011	38.52	38.58	38.50	38.50	34,820	-0.01(-0.03%)
May 16, 2011	38.22	38.65	38.22	38.51	49,048	+0.12(+0.31%)
May 13, 2011	38.38	38.39	38.25	38.39	10,356	+0.02(+0.04%)
May 12, 2011	38.28	38.37	38.25	38.37	10,353	+0.12(+0.31%)
May 11, 2011	38.21	38.43	38.19	38.25	18,356	-0.03(-0.08%)
May 10, 2011	38.12	38.36	38.12	38.28	24,475	+0.11(+0.30%)
May 09, 2011	38.37	38.37	38.16	38.17	18,487	-0.03(-0.09%)
May 06, 2011	38.32	38.33	38.11	38.20	18,572	+0.00(+0.00%)
May 05, 2011	38.13	38.39	38.00	38.20	23,524	+0.17(+0.46%)
May 04, 2011	37.94	38.08	37.87	38.03	90,692	+0.03(+0.08%)
May 03, 2011	38.05	38.05	37.78	37.99	22,899	+0.04(+0.11%)
May 02, 2011	38.00	38.00	37.95	37.95	10,315	-0.03(-0.09%)
Apr 29, 2011	37.70	38.02	37.59	37.99	18,770	+0.32(+0.84%)
Apr 28, 2011	37.60	37.69	37.51	37.67	22,399	+0.04(+0.10%)
Apr 27, 2011	37.70	37.70	37.63	37.63	17,324	+0.03(+0.08%)
Apr 26, 2011	37.40	37.60	37.40	37.60	9,260	+0.08(+0.22%)
Apr 25, 2011	37.42	37.52	37.28	37.52	11,599	+0.18(+0.48%)
Apr 21, 2011	37.29	37.35	37.29	37.34	22,522	+0.04(+0.12%)
Apr 20, 2011	37.24	37.59	37.17	37.30	14,311	+0.11(+0.30%)
Apr 19, 2011	37.25	37.40	37.18	37.18	13,418	+0.00(+0.00%)
Apr 18, 2011	37.25	37.31	37.15	37.18	26,113	-0.05(-0.14%)
Apr 15, 2011	37.02	37.24	37.02	37.24	10,276	+0.23(+0.63%)
Apr 14, 2011	36.89	37.02	36.89	37.00	4,223	-0.02(-0.05%)
Apr 13, 2011	36.73	37.04	36.73	37.02	1,736	-0.04(-0.10%)
Apr 12, 2011	37.04	37.07	36.72	37.06	20,517	+0.40(+1.10%)
Apr 11, 2011	36.87	36.87	36.51	36.66	35,785	-0.40(-1.08%)
Apr 08, 2011	37.20	37.20	36.80	37.06	9,167	-0.07(-0.20%)
Apr 07, 2011	37.16	37.16	36.77	37.13	9,797	+0.09(+0.24%)
Apr 06, 2011	36.95	37.05	36.95	37.04	24,078	-0.03(-0.08%)
Apr 05, 2011	36.93	37.07	36.72	37.07	16,606	+0.36(+0.98%)
Apr 04, 2011	36.51	36.97	36.51	36.71	10,216	-0.02(-0.05%)
Apr 01, 2011	36.98	37.12	36.57	36.73	25,316	-0.05(-0.14%)
Mar 31, 2011	37.12	37.12	36.77	36.78	9,485	-0.07(-0.18%)
Mar 30, 2011	36.69	37.06	36.69	36.85	18,276	-0.19(-0.51%)
Mar 29, 2011	37.23	37.28	36.94	37.04	11,041	-0.06(-0.17%)
Mar 28, 2011	36.81	37.44	36.81	37.10	12,417	+0.05(+0.14%)
Mar 25, 2011	37.28	37.28	36.99	37.05	23,134	-0.13(-0.34%)
Mar 24, 2011	36.97	37.21	36.97	37.17	12,904	+0.28(+0.75%)
Mar 23, 2011	36.94	37.21	36.90	36.90	4,152	+0.03(+0.08%)
Mar 22, 2011	36.82	37.10	36.75	36.87	180,533	+0.00(+0.01%)
Mar 21, 2011	36.86	37.18	36.77	36.86	16,100	+0.04(+0.12%)
Mar 18, 2011	36.68	37.12	36.68	36.82	6,990	-0.01(-0.04%)
Mar 17, 2011	37.27	37.27	36.77	36.83	19,007	-0.33(-0.88%)
Mar 16, 2011	36.92	37.30	36.91	37.16	31,447	+0.41(+1.11%)
Mar 15, 2011	36.73	37.09	36.66	36.75	69,649	+0.09(+0.25%)
Mar 14, 2011	36.65	36.75	36.65	36.66	43,392	+0.03(+0.08%)
Mar 11, 2011	36.63	37.03	36.61	36.63	5,182	-0.12(-0.33%)
Mar 10, 2011	36.73	37.11	36.72	36.75	36,404	-0.24(-0.64%)
Mar 09, 2011	37.01	37.03	36.70	36.99	23,613	-0.04(-0.10%)
Mar 08, 2011	36.68	37.03	36.68	37.03	104,278	+0.20(+0.54%)
Mar 07, 2011	36.81	37.11	36.79	36.83	37,657	-0.09(-0.25%)
Mar 04, 2011	36.97	36.97	36.79	36.92	10,631	+0.13(+0.35%)
Mar 03, 2011	36.75	37.12	36.75	36.79	38,300	-0.04(-0.10%)
Mar 02, 2011	37.26	37.26	36.75	36.83	35,629	+0.29(+0.80%)

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