Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	80.51	80.72	80.21	80.45	2,776,833	-0.11(-0.14%)
Apr 27, 2012	80.44	80.70	80.12	80.56	3,531,330	+0.16(+0.20%)
Apr 26, 2012	79.87	80.58	79.74	80.40	3,622,790	+0.46(+0.58%)
Apr 25, 2012	79.86	80.07	79.65	79.94	4,128,104	+0.15(+0.19%)
Apr 24, 2012	78.99	79.85	78.83	79.79	3,968,825	+0.99(+1.26%)
Apr 23, 2012	78.42	79.18	78.21	78.80	5,233,669	-0.10(-0.13%)
Apr 20, 2012	79.27	79.56	78.86	78.90	5,653,461	-0.38(-0.48%)
Apr 19, 2012	79.77	80.03	78.75	79.28	4,467,946	-0.46(-0.58%)
Apr 18, 2012	79.90	80.23	79.65	79.74	5,471,082	-1.02(-1.26%)
Apr 17, 2012	80.28	80.99	79.87	80.76	4,574,327	+1.09(+1.37%)
Apr 16, 2012	79.48	79.94	79.08	79.67	3,773,747	+0.85(+1.08%)
Apr 13, 2012	79.91	80.00	78.70	78.82	4,428,840	-1.24(-1.55%)
Apr 12, 2012	78.91	80.20	78.74	80.06	3,655,241	+1.01(+1.28%)
Apr 11, 2012	79.60	79.60	78.84	79.05	3,530,866	+0.35(+0.44%)
Apr 10, 2012	79.60	79.80	78.68	78.70	5,062,185	-1.06(-1.33%)
Apr 09, 2012	80.18	80.26	79.60	79.76	3,710,472	-1.15(-1.42%)
Apr 05, 2012	80.81	81.28	80.65	80.91	2,825,917	-0.14(-0.17%)
Apr 04, 2012	81.00	81.46	80.79	81.05	3,244,532	-0.49(-0.60%)
Apr 03, 2012	81.50	81.84	80.77	81.54	4,495,636	-0.30(-0.37%)
Apr 02, 2012	81.15	82.03	81.00	81.84	3,844,641	+0.69(+0.85%)
Mar 30, 2012	81.62	81.81	80.89	81.15	4,054,778	-0.20(-0.25%)
Mar 29, 2012	81.27	81.66	80.75	81.35	3,599,004	-0.43(-0.53%)
Mar 28, 2012	81.85	81.89	80.95	81.78	3,983,594	+0.02(+0.02%)
Mar 27, 2012	82.47	82.47	81.70	81.76	3,258,911	-0.58(-0.70%)
Mar 26, 2012	81.88	82.34	81.70	82.34	4,139,729	+0.96(+1.18%)
Mar 23, 2012	81.07	81.60	80.77	81.38	3,364,489	+0.45(+0.56%)
Mar 22, 2012	80.81	81.09	80.56	80.93	3,295,931	-0.28(-0.34%)
Mar 21, 2012	81.45	81.46	80.73	81.21	3,557,966	-0.24(-0.29%)
Mar 20, 2012	81.25	81.60	81.07	81.45	2,864,080	-0.03(-0.04%)
Mar 19, 2012	81.11	81.62	81.03	81.48	3,742,126	+0.41(+0.51%)
Mar 16, 2012	81.23	81.49	80.95	81.07	7,095,549	-0.27(-0.33%)
Mar 15, 2012	80.55	81.37	80.33	81.34	4,947,014	+0.63(+0.78%)
Mar 14, 2012	80.69	80.89	80.39	80.71	4,493,925	-0.05(-0.06%)
Mar 13, 2012	79.72	80.85	79.66	80.76	7,088,094	+1.22(+1.53%)
Mar 12, 2012	79.43	79.66	79.30	79.54	3,003,985	+0.13(+0.16%)
Mar 09, 2012	79.03	79.50	78.83	79.41	3,625,506	+0.54(+0.68%)
Mar 08, 2012	79.02	79.15	78.44	78.87	3,829,358	+0.05(+0.06%)
Mar 07, 2012	78.53	78.84	78.26	78.82	4,060,354	+0.35(+0.45%)
Mar 06, 2012	78.68	79.04	78.31	78.47	5,516,259	-0.70(-0.88%)
Mar 05, 2012	78.49	79.30	78.28	79.17	4,810,063	+0.88(+1.12%)
Mar 02, 2012	78.60	78.75	78.18	78.29	3,728,698	-0.49(-0.62%)
Mar 01, 2012	78.64	78.92	78.44	78.78	3,894,011	+0.33(+0.42%)
Feb 29, 2012	79.57	79.67	78.41	78.45	7,259,275	-0.99(-1.25%)
Feb 28, 2012	80.49	80.49	79.20	79.44	4,653,379	-0.81(-1.01%)
Feb 27, 2012	79.45	80.48	78.70	80.25	6,411,679	+0.21(+0.26%)
Feb 24, 2012	79.63	80.10	79.52	80.04	5,554,614	+0.67(+0.84%)
Feb 23, 2012	78.72	79.41	78.72	79.37	3,624,005	+0.44(+0.56%)
Feb 22, 2012	79.50	79.59	78.80	78.93	3,295,433	-0.70(-0.88%)
Feb 21, 2012	79.44	79.88	79.31	79.63	3,322,068	+0.21(+0.26%)
Feb 17, 2012	79.28	79.65	78.88	79.42	5,603,690	+0.51(+0.65%)
Feb 16, 2012	78.03	78.98	77.98	78.91	4,430,084	+0.84(+1.08%)
Feb 15, 2012	79.04	79.34	77.89	78.07	4,922,051	-0.85(-1.08%)
Feb 14, 2012	79.28	79.30	78.24	78.92	4,215,005	-0.52(-0.65%)
Feb 13, 2012	79.16	79.61	79.01	79.44	3,182,776	+0.65(+0.82%)
Feb 10, 2012	78.85	79.28	78.50	78.79	4,789,244	-0.41(-0.52%)
Feb 09, 2012	79.66	79.78	78.95	79.20	3,683,052	-0.46(-0.58%)
Feb 08, 2012	79.82	79.89	79.47	79.66	3,306,265	-0.22(-0.28%)
Feb 07, 2012	79.38	80.00	79.18	79.88	2,259,023	+0.03(+0.04%)
Feb 06, 2012	79.50	79.93	79.44	79.85	3,208,678	-0.15(-0.19%)
Feb 03, 2012	79.56	80.05	79.28	80.00	7,008,841	+1.27(+1.61%)
Feb 02, 2012	78.88	79.04	78.45	78.73	3,011,144	+0.07(+0.09%)

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