Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	36.66	36.76	36.66	36.76	5,116	+0.11(+0.30%)
May 23, 2011	36.66	36.70	36.65	36.65	6,715	+0.13(+0.36%)
May 20, 2011	36.55	36.55	36.52	36.52	2,611	-0.03(-0.08%)
May 19, 2011	36.55	36.55	36.51	36.55	10,156	+0.02(+0.05%)
May 18, 2011	36.56	36.57	36.53	36.53	4,290	-0.06(-0.15%)
May 17, 2011	36.67	36.71	36.59	36.59	14,416	-0.02(-0.06%)
May 16, 2011	36.62	36.67	36.61	36.61	9,486	-0.07(-0.20%)
May 13, 2011	36.63	36.68	36.60	36.68	2,877	+0.09(+0.26%)
May 12, 2011	36.65	36.67	36.55	36.59	21,750	-0.04(-0.11%)
May 11, 2011	36.58	36.64	36.57	36.63	17,982	+0.04(+0.11%)
May 10, 2011	36.64	36.64	36.56	36.59	20,145	-0.04(-0.10%)
May 09, 2011	36.66	36.69	36.63	36.63	11,671	-0.04(-0.10%)
May 06, 2011	36.71	36.71	36.66	36.66	13,543	-0.14(-0.38%)
May 05, 2011	36.78	36.81	36.77	36.80	22,240	+0.09(+0.23%)
May 04, 2011	36.75	36.78	36.68	36.72	6,628	-0.00(-0.00%)
May 03, 2011	36.68	36.72	36.68	36.72	933	+0.02(+0.07%)
May 02, 2011	36.70	36.70	36.70	36.70	2,969	-0.05(-0.14%)
Apr 29, 2011	36.75	36.79	36.73	36.75	4,450	-0.07(-0.18%)
Apr 28, 2011	36.84	36.84	36.81	36.81	1,598	-0.04(-0.10%)
Apr 27, 2011	36.88	36.88	36.85	36.85	3,856	-0.04(-0.10%)
Apr 26, 2011	36.92	36.92	36.89	36.89	6,497	-0.02(-0.05%)
Apr 25, 2011	36.94	36.94	36.90	36.91	3,289	-0.03(-0.08%)
Apr 21, 2011	37.04	37.04	36.94	36.94	612	-0.07(-0.20%)
Apr 20, 2011	37.10	37.10	37.01	37.01	213	-0.20(-0.53%)
Apr 19, 2011	37.26	37.26	37.21	37.21	1,922	-0.09(-0.23%)
Apr 18, 2011	37.29	37.30	37.26	37.29	3,544	+0.12(+0.33%)
Apr 15, 2011	37.20	37.20	37.12	37.17	30,671	-0.04(-0.10%)
Apr 14, 2011	37.09	37.23	37.09	37.21	14,132	+0.08(+0.23%)
Apr 13, 2011	37.19	37.19	37.12	37.12	2,398	-0.05(-0.13%)
Apr 12, 2011	37.12	37.28	37.12	37.17	25,715	+0.07(+0.18%)
Apr 11, 2011	37.12	37.12	37.09	37.10	2,558	-0.04(-0.10%)
Apr 08, 2011	37.11	37.17	37.09	37.14	37,272	+0.05(+0.13%)
Apr 07, 2011	37.16	37.17	37.09	37.09	42,636	-0.05(-0.13%)
Apr 06, 2011	37.20	37.21	37.13	37.14	92,585	-0.04(-0.10%)
Apr 05, 2011	37.30	37.30	37.17	37.18	64,930	-0.05(-0.13%)
Apr 04, 2011	37.42	37.42	37.20	37.23	54,427	-0.21(-0.55%)
Apr 01, 2011	37.40	37.43	37.33	37.43	62,169	-0.01(-0.03%)
Mar 31, 2011	37.43	37.44	37.40	37.44	21,611	+0.06(+0.15%)
Mar 30, 2011	37.47	37.47	37.38	37.39	71,763	+0.01(+0.03%)
Mar 29, 2011	37.49	37.55	37.34	37.38	44,188	-0.08(-0.23%)
Mar 28, 2011	37.55	37.55	37.45	37.46	106,314	-0.04(-0.10%)
Mar 25, 2011	37.52	37.52	37.48	37.50	3,773	+0.04(+0.10%)
Mar 24, 2011	37.55	37.55	37.46	37.46	1,772	-0.07(-0.18%)
Mar 23, 2011	37.68	37.68	37.53	37.53	6,235	+0.00(+0.00%)

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