Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	48.30	48.57	47.84	48.24	476,481	-0.05(-0.10%)
May 30, 2012	48.45	48.49	48.16	48.29	495,666	-0.58(-1.18%)
May 29, 2012	48.73	48.94	48.55	48.86	318,119	+0.57(+1.18%)
May 25, 2012	48.50	48.58	48.20	48.29	226,335	-0.24(-0.50%)
May 24, 2012	48.58	48.66	48.17	48.53	934,099	+0.09(+0.18%)
May 23, 2012	48.08	48.49	47.65	48.45	484,850	+0.01(+0.02%)
May 22, 2012	48.55	48.82	48.15	48.44	1,193,948	+0.04(+0.08%)
May 21, 2012	47.82	48.40	47.73	48.40	380,708	+0.69(+1.45%)
May 18, 2012	48.22	48.31	47.60	47.71	734,572	-0.38(-0.78%)
May 17, 2012	48.70	48.74	48.07	48.09	1,666,601	-0.61(-1.25%)
May 16, 2012	49.02	49.25	48.65	48.70	1,810,064	-0.09(-0.18%)
May 15, 2012	48.99	49.32	48.73	48.78	2,076,099	-0.28(-0.57%)
May 14, 2012	49.10	49.37	48.99	49.06	1,165,836	-0.52(-1.05%)
May 11, 2012	49.51	50.05	49.48	49.59	396,323	-0.19(-0.39%)
May 10, 2012	50.01	50.04	49.67	49.78	564,599	+0.16(+0.32%)
May 09, 2012	49.47	49.96	49.27	49.62	1,087,175	-0.38(-0.75%)
May 08, 2012	49.85	50.07	49.47	50.00	1,054,392	-0.20(-0.40%)
May 07, 2012	49.93	50.34	49.92	50.20	315,767	+0.07(+0.14%)
May 04, 2012	50.61	50.69	50.11	50.12	382,326	-0.84(-1.64%)
May 03, 2012	51.30	51.33	50.84	50.96	522,828	-0.31(-0.61%)
May 02, 2012	51.13	51.31	50.99	51.27	2,842,274	-0.14(-0.27%)
May 01, 2012	51.08	51.77	51.06	51.41	1,095,297	+0.31(+0.61%)
Apr 30, 2012	51.23	51.25	50.99	51.10	460,698	-0.25(-0.48%)
Apr 27, 2012	51.46	51.47	51.18	51.34	251,082	+0.08(+0.16%)
Apr 26, 2012	50.82	51.33	50.82	51.26	529,247	+0.32(+0.63%)
Apr 25, 2012	50.78	50.97	50.73	50.94	735,373	+0.71(+1.41%)
Apr 24, 2012	50.07	50.35	50.05	50.24	416,490	+0.22(+0.43%)
Apr 23, 2012	49.86	50.06	49.72	50.02	392,998	-0.37(-0.73%)
Apr 20, 2012	50.60	50.73	50.37	50.39	306,369	+0.07(+0.14%)
Apr 19, 2012	50.70	50.82	50.05	50.32	625,000	-0.36(-0.71%)
Apr 18, 2012	50.66	50.86	50.60	50.68	316,881	-0.18(-0.36%)
Apr 17, 2012	50.41	50.94	50.34	50.86	975,127	+0.79(+1.59%)
Apr 16, 2012	50.37	50.43	49.92	50.07	470,408	-0.05(-0.10%)
Apr 13, 2012	50.66	50.67	50.06	50.12	521,166	-0.63(-1.25%)
Apr 12, 2012	50.25	50.80	50.20	50.75	708,089	+0.63(+1.25%)
Apr 11, 2012	50.26	50.37	50.08	50.12	491,001	+0.33(+0.66%)
Apr 10, 2012	50.53	50.65	49.75	49.80	9,640,365	-0.82(-1.62%)
Apr 09, 2012	50.45	50.82	50.45	50.61	585,007	-0.51(-0.99%)
Apr 05, 2012	50.95	51.24	50.93	51.12	576,166	-0.03(-0.06%)
Apr 04, 2012	51.28	51.30	50.94	51.15	587,127	-0.49(-0.95%)
Apr 03, 2012	51.81	51.87	51.35	51.64	1,856,738	-0.20(-0.39%)
Apr 02, 2012	51.42	51.97	51.32	51.84	546,168	+0.43(+0.83%)
Mar 30, 2012	51.54	51.56	51.23	51.42	503,027	+0.13(+0.25%)
Mar 29, 2012	51.13	51.34	50.91	51.29	1,443,078	-0.12(-0.23%)
Mar 28, 2012	51.61	51.68	51.14	51.41	551,005	-0.23(-0.45%)
Mar 27, 2012	51.86	51.87	51.60	51.64	1,485,719	-0.12(-0.23%)
Mar 26, 2012	51.42	51.78	51.41	51.76	931,878	+0.69(+1.35%)
Mar 23, 2012	50.98	51.14	50.73	51.07	732,195	+0.14(+0.28%)
Mar 22, 2012	50.93	51.06	50.77	50.93	867,645	-0.34(-0.65%)
Mar 21, 2012	51.48	51.48	51.19	51.26	469,571	-0.12(-0.23%)
Mar 20, 2012	51.20	51.46	51.10	51.38	1,064,337	-0.12(-0.23%)
Mar 19, 2012	51.22	51.66	51.20	51.50	382,889	+0.29(+0.56%)
Mar 16, 2012	51.33	51.33	51.14	51.22	533,545	+0.06(+0.11%)
Mar 15, 2012	51.05	51.20	50.88	51.16	468,127	+0.24(+0.47%)
Mar 14, 2012	50.90	51.07	50.75	50.92	912,711	+0.02(+0.03%)
Mar 13, 2012	50.25	50.93	50.16	50.90	668,845	+0.94(+1.89%)
Mar 12, 2012	49.92	50.01	49.78	49.96	556,204	+0.07(+0.14%)
Mar 09, 2012	49.86	50.06	49.82	49.89	276,009	+0.12(+0.24%)
Mar 08, 2012	49.67	49.90	49.55	49.77	388,000	+0.43(+0.87%)
Mar 07, 2012	49.17	49.42	49.09	49.34	874,028	+0.32(+0.65%)
Mar 06, 2012	49.21	49.21	48.87	49.02	468,474	-0.70(-1.40%)
Mar 05, 2012	49.78	49.88	49.53	49.71	836,938	-0.19(-0.38%)
Mar 02, 2012	49.96	50.03	49.79	49.90	456,569	-0.11(-0.22%)

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