Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	49.30	49.41	49.30	49.41	8,561	-0.02(-0.04%)
May 30, 2012	49.40	49.43	49.39	49.43	1,498	-0.08(-0.15%)
May 29, 2012	49.52	49.52	49.43	49.51	4,197	+0.16(+0.32%)
May 25, 2012	49.30	49.36	49.30	49.35	1,845	-0.07(-0.14%)
May 24, 2012	49.40	49.58	49.40	49.42	8,438	+0.03(+0.05%)
May 23, 2012	49.47	49.47	49.38	49.40	7,386	-0.18(-0.35%)
May 22, 2012	49.56	49.65	49.56	49.57	7,085	+0.19(+0.39%)
May 21, 2012	49.18	49.38	49.18	49.38	17,383	-0.05(-0.10%)
May 18, 2012	50.13	50.13	49.43	49.43	14,660	-0.54(-1.08%)
May 17, 2012	50.17	50.17	49.94	49.97	11,947	-0.22(-0.43%)
May 16, 2012	50.28	50.35	50.13	50.19	13,565	-0.21(-0.42%)
May 15, 2012	50.67	50.67	50.34	50.40	16,146	-0.23(-0.45%)
May 14, 2012	51.18	51.18	50.56	50.62	3,651	-0.18(-0.35%)
May 11, 2012	50.88	50.88	50.76	50.80	42,221	-0.01(-0.01%)
May 10, 2012	50.92	50.92	50.81	50.81	24,650	-0.07(-0.14%)
May 09, 2012	51.05	51.07	50.81	50.88	55,786	-0.21(-0.40%)
May 08, 2012	51.05	51.15	51.05	51.09	92,471	-0.00(-0.00%)
May 07, 2012	51.08	51.13	51.08	51.09	18,260	-0.05(-0.11%)
May 04, 2012	51.12	51.22	51.12	51.14	22,037	+0.03(+0.05%)
May 03, 2012	50.99	51.15	50.99	51.12	160,821	+0.16(+0.32%)
May 02, 2012	50.98	51.03	50.95	50.95	77,700	-0.01(-0.02%)
May 01, 2012	51.15	51.15	50.95	50.96	19,106	+0.02(+0.04%)
Apr 30, 2012	50.64	51.07	50.64	50.95	14,195	+0.17(+0.34%)
Apr 27, 2012	50.75	50.81	50.75	50.77	4,280	-0.00(-0.01%)
Apr 26, 2012	50.67	50.82	50.67	50.78	28,148	+0.02(+0.05%)
Apr 25, 2012	50.81	50.81	50.67	50.75	34,355	+0.06(+0.12%)
Apr 24, 2012	50.70	50.70	50.62	50.69	5,461	-0.02(-0.04%)
Apr 23, 2012	50.90	50.90	50.70	50.71	3,697	-0.12(-0.24%)
Apr 20, 2012	51.39	51.39	50.78	50.83	11,514	+0.03(+0.07%)
Apr 19, 2012	50.84	50.89	50.80	50.80	56,086	-0.01(-0.03%)
Apr 18, 2012	50.74	50.85	50.74	50.81	4,956	+0.07(+0.13%)
Apr 17, 2012	50.74	50.74	50.71	50.74	10,149	+0.05(+0.11%)
Apr 16, 2012	53.62	50.70	50.67	50.69	10,397	+0.05(+0.09%)
Apr 13, 2012	50.68	50.68	50.64	50.64	3,228	+0.03(+0.05%)
Apr 12, 2012	50.59	50.61	50.59	50.61	4,321	+0.07(+0.15%)
Apr 11, 2012	50.81	50.81	50.51	50.54	13,506	+0.00(+0.00%)
Apr 10, 2012	50.90	50.90	50.54	50.54	5,874	-0.17(-0.33%)
Apr 09, 2012	50.94	50.94	50.64	50.71	47,841	+0.05(+0.09%)
Apr 05, 2012	50.70	50.71	50.66	50.66	7,030	-0.03(-0.05%)
Apr 04, 2012	50.80	50.80	50.69	50.69	15,370	-0.10(-0.20%)
Apr 03, 2012	50.80	50.83	50.78	50.79	9,944	-0.00(-0.00%)
Apr 02, 2012	50.84	50.84	50.72	50.79	10,241	+0.01(+0.03%)
Mar 30, 2012	50.86	50.86	50.78	50.78	7,405	-0.06(-0.11%)
Mar 29, 2012	50.86	50.86	50.79	50.83	14,193	-0.15(-0.29%)
Mar 28, 2012	50.87	50.99	50.84	50.98	27,919	+0.11(+0.22%)
Mar 27, 2012	50.84	50.88	50.84	50.87	14,021	+0.02(+0.05%)
Mar 26, 2012	50.87	50.87	50.81	50.84	37,946	-0.00(-0.00%)
Mar 23, 2012	50.86	50.86	50.81	50.84	7,747	-0.05(-0.09%)
Mar 22, 2012	50.88	50.89	50.86	50.89	9,374	-0.04(-0.08%)
Mar 21, 2012	50.91	50.98	50.88	50.93	4,047	+0.02(+0.04%)
Mar 20, 2012	50.92	50.93	50.90	50.91	18,858	-0.06(-0.11%)
Mar 19, 2012	50.96	51.09	50.96	50.97	15,628	+0.01(+0.03%)
Mar 16, 2012	50.88	50.96	50.88	50.96	15,469	+0.07(+0.13%)
Mar 15, 2012	50.91	50.91	50.88	50.89	25,345	-0.12(-0.23%)
Mar 14, 2012	51.07	51.07	51.01	51.01	267,488	-0.03(-0.07%)
Mar 13, 2012	51.05	51.05	50.97	51.04	87,419	+0.08(+0.16%)
Mar 12, 2012	57.18	50.99	50.96	50.96	56,454	+0.03(+0.05%)
Mar 09, 2012	50.91	50.97	50.91	50.93	13,461	+0.07(+0.15%)

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