Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	73.05	73.28	73.01	73.27	128,826	+0.14(+0.20%)
Apr 28, 2011	72.98	73.18	72.95	73.13	215,434	+0.18(+0.25%)
Apr 27, 2011	72.98	72.99	72.85	72.95	102,185	+0.10(+0.14%)
Apr 26, 2011	72.88	72.95	72.72	72.85	83,338	+0.16(+0.22%)
Apr 25, 2011	72.56	72.80	72.56	72.69	183,918	+0.13(+0.18%)
Apr 21, 2011	72.40	72.59	72.40	72.56	146,701	+0.07(+0.10%)
Apr 20, 2011	72.41	72.52	72.35	72.49	93,973	+0.04(+0.05%)
Apr 19, 2011	72.31	72.47	72.23	72.45	473,087	+0.17(+0.23%)
Apr 18, 2011	72.03	72.29	71.93	72.29	121,087	+0.10(+0.14%)
Apr 15, 2011	71.87	72.20	71.80	72.18	242,761	+0.32(+0.44%)
Apr 14, 2011	71.72	71.87	71.71	71.87	99,842	+0.11(+0.15%)
Apr 13, 2011	71.70	71.78	71.67	71.76	84,673	+0.00(+0.00%)
Apr 12, 2011	71.56	71.79	71.56	71.76	147,901	+0.12(+0.17%)
Apr 11, 2011	71.65	71.66	71.46	71.64	89,062	+0.06(+0.08%)
Apr 08, 2011	71.76	71.76	71.56	71.58	98,248	-0.13(-0.18%)
Apr 07, 2011	71.48	71.79	71.48	71.71	295,544	+0.37(+0.52%)
Apr 06, 2011	71.77	71.77	71.34	71.34	146,029	-0.29(-0.40%)
Apr 05, 2011	71.62	71.67	71.41	71.62	107,738	+0.00(+0.00%)
Apr 04, 2011	71.73	71.91	71.55	71.62	94,403	-0.06(-0.08%)
Apr 01, 2011	71.49	72.16	71.30	71.68	788,658	+0.38(+0.54%)
Mar 31, 2011	71.42	71.46	71.30	71.30	130,447	-0.11(-0.15%)
Mar 30, 2011	71.48	71.60	71.39	71.40	170,144	-0.06(-0.09%)
Mar 29, 2011	71.69	71.69	71.39	71.47	185,864	-0.12(-0.17%)
Mar 28, 2011	71.56	71.75	71.56	71.59	103,113	+0.03(+0.04%)
Mar 25, 2011	71.69	71.73	71.55	71.56	90,063	-0.03(-0.04%)
Mar 24, 2011	71.63	71.76	71.55	71.59	121,856	-0.10(-0.14%)
Mar 23, 2011	71.73	71.77	71.62	71.69	154,539	+0.10(+0.14%)
Mar 22, 2011	71.69	71.84	71.58	71.59	148,507	-0.27(-0.38%)
Mar 21, 2011	71.78	71.91	71.74	71.86	120,509	+0.00(+0.01%)
Mar 18, 2011	71.76	71.96	71.75	71.86	126,382	-0.02(-0.02%)
Mar 17, 2011	71.69	71.98	71.69	71.88	185,015	-0.09(-0.13%)
Mar 16, 2011	72.01	72.19	71.70	71.97	204,603	+0.26(+0.36%)
Mar 15, 2011	71.72	71.74	71.55	71.71	193,279	+0.16(+0.23%)
Mar 14, 2011	71.69	71.74	71.55	71.55	89,403	-0.07(-0.10%)
Mar 11, 2011	71.53	71.68	71.39	71.62	161,003	-0.09(-0.13%)
Mar 10, 2011	71.68	71.77	71.39	71.71	199,498	+0.06(+0.09%)
Mar 09, 2011	71.61	71.74	71.48	71.65	171,959	+0.15(+0.22%)
Mar 08, 2011	71.23	71.66	71.20	71.49	179,303	+0.28(+0.39%)
Mar 07, 2011	71.80	71.80	71.21	71.22	311,031	-0.46(-0.64%)
Mar 04, 2011	71.92	71.96	71.52	71.68	263,454	-0.24(-0.33%)
Mar 03, 2011	71.86	72.02	71.63	71.91	176,588	+0.08(+0.11%)
Mar 02, 2011	72.13	72.24	71.83	71.83	104,773	-0.19(-0.26%)
Mar 01, 2011	72.13	72.31	71.98	72.02	243,482	-0.14(-0.19%)
Feb 28, 2011	72.12	72.19	71.96	72.16	221,324	+0.21(+0.29%)
Feb 25, 2011	71.90	72.09	71.57	71.95	177,090	+0.12(+0.16%)
Feb 24, 2011	71.42	72.03	71.40	71.84	264,119	+0.36(+0.51%)
Feb 23, 2011	71.72	71.72	71.27	71.47	349,473	+0.20(+0.28%)
Feb 22, 2011	71.62	71.82	71.22	71.27	293,599	-0.34(-0.47%)
Feb 18, 2011	71.34	71.68	71.31	71.61	244,388	+0.14(+0.19%)
Feb 17, 2011	71.32	71.61	70.99	71.47	259,055	+0.42(+0.59%)
Feb 16, 2011	71.13	71.39	71.02	71.05	289,474	-0.14(-0.20%)
Feb 15, 2011	71.44	71.47	71.19	71.19	366,204	-0.10(-0.14%)
Feb 14, 2011	71.97	72.01	71.22	71.29	599,756	-0.74(-1.03%)
Feb 11, 2011	71.32	72.52	71.14	72.04	872,328	+1.14(+1.60%)
Feb 10, 2011	70.75	70.97	70.47	70.90	291,933	+0.29(+0.40%)
Feb 09, 2011	70.65	70.67	70.47	70.62	234,622	+0.20(+0.28%)
Feb 08, 2011	70.35	70.62	70.29	70.42	308,791	-0.03(-0.04%)
Feb 07, 2011	70.53	70.62	69.84	70.44	1,214,699	+0.04(+0.06%)
Feb 04, 2011	70.70	70.70	70.37	70.40	216,327	-0.17(-0.24%)
Feb 03, 2011	70.50	70.81	70.50	70.57	170,501	-0.09(-0.13%)
Feb 02, 2011	70.88	70.88	70.54	70.67	162,305	-0.22(-0.31%)
Feb 01, 2011	70.52	70.89	70.52	70.89	281,571	+0.35(+0.49%)
Jan 31, 2011	71.11	71.11	70.25	70.54	358,508	-0.38(-0.53%)
Jan 28, 2011	70.92	70.95	70.66	70.92	444,744	+0.14(+0.20%)
Jan 27, 2011	70.85	70.88	70.62	70.77	382,175	-0.09(-0.13%)
Jan 26, 2011	70.64	70.88	70.55	70.86	869,333	+0.52(+0.74%)
Jan 25, 2011	70.25	70.72	70.02	70.34	540,317	-0.08(-0.11%)
Jan 24, 2011	70.00	70.47	69.89	70.42	579,077	+0.35(+0.50%)
Jan 21, 2011	69.40	70.11	69.40	70.07	487,062	+0.61(+0.87%)
Jan 20, 2011	69.62	69.63	69.26	69.46	406,663	-0.03(-0.04%)
Jan 19, 2011	69.44	69.63	69.13	69.49	501,299	+0.11(+0.16%)
Jan 18, 2011	68.47	69.52	68.44	69.38	903,237	+0.79(+1.15%)
Jan 14, 2011	69.22	69.25	68.29	68.59	1,084,096	-0.75(-1.08%)
Jan 13, 2011	70.00	70.02	69.28	69.33	663,439	-0.81(-1.15%)
Jan 12, 2011	70.52	70.52	70.00	70.14	308,341	-0.43(-0.62%)
Jan 11, 2011	70.55	70.64	70.38	70.57	256,273	-0.01(-0.02%)
Jan 10, 2011	70.59	70.72	70.51	70.59	245,149	-0.11(-0.16%)
Jan 07, 2011	70.61	70.70	70.40	70.70	259,821	+0.06(+0.09%)
Jan 06, 2011	70.76	70.80	70.63	70.63	198,500	-0.20(-0.28%)
Jan 05, 2011	71.06	71.06	70.76	70.83	362,573	-0.32(-0.45%)
Jan 04, 2011	70.97	71.18	70.76	71.15	320,529	+0.21(+0.29%)
Jan 03, 2011	70.57	70.94	70.54	70.94	336,030	+0.28(+0.39%)
Dec 31, 2010	70.65	70.74	70.65	70.67	233,250	+0.04(+0.05%)
Dec 30, 2010	70.30	70.67	70.30	70.63	288,672	+0.19(+0.27%)
Dec 29, 2010	70.33	70.57	70.15	70.44	491,995	+0.02(+0.03%)
Dec 28, 2010	70.76	70.80	70.41	70.42	424,342	-0.21(-0.29%)
Dec 27, 2010	70.27	70.79	70.15	70.62	441,676	+0.22(+0.31%)
Dec 23, 2010	70.33	70.52	70.20	70.41	390,555	-0.11(-0.15%)
Dec 22, 2010	70.24	70.56	70.24	70.51	335,748	+0.16(+0.23%)
Dec 21, 2010	70.66	70.66	70.25	70.35	349,501	+0.11(+0.16%)
Dec 20, 2010	70.93	70.96	70.12	70.24	521,530	-0.77(-1.08%)
Dec 17, 2010	69.95	71.10	69.90	71.00	1,416,276	+0.94(+1.34%)
Dec 16, 2010	69.53	70.14	69.31	70.07	971,418	+0.64(+0.92%)
Dec 15, 2010	69.02	69.60	68.82	69.43	943,739	+0.31(+0.45%)
Dec 14, 2010	70.34	70.34	69.04	69.11	803,657	-1.22(-1.74%)
Dec 13, 2010	70.13	70.85	69.97	70.34	541,194	-0.12(-0.17%)
Dec 10, 2010	70.60	70.88	70.46	70.46	293,301	-0.21(-0.29%)
Dec 09, 2010	70.46	70.71	70.44	70.66	408,136	+0.16(+0.23%)
Dec 08, 2010	70.82	71.00	70.06	70.50	789,333	-0.53(-0.75%)
Dec 07, 2010	72.03	72.05	70.87	71.03	647,912	-1.05(-1.46%)
Dec 06, 2010	72.03	72.23	72.00	72.08	340,023	-0.09(-0.12%)
Dec 03, 2010	72.10	72.28	71.99	72.17	176,870	+0.07(+0.10%)
Dec 02, 2010	72.14	72.28	72.00	72.10	274,069	-0.01(-0.02%)
Dec 01, 2010	72.52	72.53	72.09	72.11	258,874	-0.38(-0.52%)
Nov 30, 2010	72.38	72.77	72.06	72.49	216,816	+0.38(+0.53%)
Nov 29, 2010	72.41	72.44	72.07	72.11	315,882	-0.33(-0.45%)
Nov 26, 2010	72.36	72.50	72.21	72.44	74,770	+0.31(+0.43%)
Nov 24, 2010	72.59	72.12	72.12	72.12	345,248	-0.38(-0.53%)
Nov 23, 2010	72.51	72.51	72.27	72.51	299,367	+0.08(+0.11%)
Nov 22, 2010	72.25	72.48	72.25	72.43	353,698	+0.32(+0.44%)
Nov 19, 2010	71.46	72.18	71.46	72.11	472,210	+0.59(+0.83%)
Nov 18, 2010	71.22	71.66	70.76	71.51	603,917	+0.31(+0.44%)
Nov 17, 2010	70.82	71.71	70.82	71.20	499,873	+0.10(+0.14%)
Nov 16, 2010	71.39	71.48	70.15	71.10	1,811,019	-0.42(-0.59%)
Nov 15, 2010	72.41	72.59	71.11	71.53	1,000,289	-1.35(-1.85%)
Nov 12, 2010	72.28	73.11	72.28	72.87	301,972	+0.23(+0.31%)
Nov 11, 2010	73.49	73.49	72.43	72.65	368,397	-0.86(-1.17%)
Nov 10, 2010	73.85	73.95	73.43	73.51	373,264	-0.41(-0.56%)
Nov 09, 2010	74.45	74.47	73.92	73.92	299,918	-0.59(-0.80%)
Nov 08, 2010	74.62	74.64	74.50	74.52	104,599	-0.08(-0.10%)
Nov 05, 2010	74.53	74.62	74.53	74.59	134,025	-0.03(-0.04%)
Nov 04, 2010	74.64	74.66	74.57	74.62	167,316	+0.00(+0.00%)
Nov 03, 2010	74.64	74.67	74.59	74.62	271,658	+0.04(+0.05%)
Nov 02, 2010	74.64	74.68	74.57	74.59	143,180	+0.02(+0.02%)
Nov 01, 2010	74.64	74.64	74.52	74.57	108,416	-0.00(-0.00%)
Oct 29, 2010	74.61	74.66	74.49	74.57	224,894	+0.05(+0.07%)
Oct 28, 2010	74.68	74.69	74.52	74.52	193,331	-0.06(-0.09%)
Oct 27, 2010	74.97	74.97	74.47	74.59	275,992	-0.47(-0.62%)
Oct 25, 2010	75.15	75.15	75.03	75.05	95,742	-0.02(-0.02%)
Oct 22, 2010	75.10	75.10	74.98	75.07	86,947	+0.04(+0.06%)
Oct 21, 2010	75.04	75.10	74.99	75.03	107,974	+0.03(+0.04%)
Oct 20, 2010	75.12	75.12	75.00	75.00	112,838	-0.04(-0.06%)
Oct 19, 2010	75.09	75.09	74.93	75.04	103,178	+0.07(+0.09%)
Oct 18, 2010	75.12	75.12	74.91	74.97	101,834	+0.02(+0.03%)
Oct 15, 2010	74.95	75.11	74.93	74.95	128,008	-0.09(-0.12%)
Oct 14, 2010	75.12	75.24	74.95	75.04	320,055	-0.08(-0.11%)
Oct 13, 2010	75.30	75.30	75.11	75.12	225,604	-0.03(-0.04%)
Oct 12, 2010	75.29	75.29	75.14	75.15	354,610	-0.08(-0.11%)
Oct 11, 2010	75.19	75.25	75.08	75.24	115,265	+0.06(+0.08%)
Oct 08, 2010	75.17	75.21	75.04	75.17	219,905	+0.04(+0.05%)
Oct 07, 2010	75.03	75.15	74.98	75.14	106,731	+0.13(+0.17%)
Oct 06, 2010	74.99	75.05	74.86	75.01	131,636	+0.11(+0.15%)
Oct 05, 2010	75.02	75.02	74.86	74.90	106,324	-0.02(-0.02%)
Oct 04, 2010	75.10	75.10	74.87	74.92	140,276	-0.20(-0.26%)
Oct 01, 2010	75.12	75.22	75.07	75.12	200,539	-0.06(-0.08%)
Sep 30, 2010	75.24	75.24	75.14	75.18	113,224	+0.01(+0.02%)
Sep 29, 2010	75.24	75.24	75.17	75.17	83,368	-0.08(-0.10%)
Sep 28, 2010	75.22	75.24	75.17	75.24	106,749	+0.04(+0.05%)
Sep 27, 2010	75.22	75.22	75.12	75.20	67,748	+0.07(+0.10%)
Sep 24, 2010	75.22	75.22	75.08	75.13	73,498	-0.04(-0.05%)
Sep 23, 2010	75.19	75.23	75.14	75.17	79,848	+0.08(+0.10%)
Sep 22, 2010	74.87	75.11	74.87	75.09	176,234	+0.18(+0.24%)
Sep 21, 2010	74.83	74.95	74.81	74.90	152,879	+0.04(+0.06%)
Sep 20, 2010	74.95	74.95	74.83	74.86	152,366	+0.00(+0.00%)
Sep 17, 2010	74.86	74.93	74.82	74.86	107,461	-0.06(-0.08%)
Sep 15, 2010	74.95	74.95	74.78	74.93	177,361	+0.02(+0.03%)
Sep 14, 2010	74.92	74.92	74.81	74.90	169,351	-0.00(-0.00%)
Sep 13, 2010	74.98	74.98	74.81	74.90	156,553	-0.05(-0.06%)
Sep 10, 2010	75.02	75.02	74.90	74.95	117,868	-0.03(-0.03%)
Sep 09, 2010	75.08	75.10	74.97	74.97	189,948	-0.12(-0.16%)
Sep 08, 2010	75.19	75.19	75.03	75.09	131,299	-0.04(-0.05%)
Sep 07, 2010	75.20	75.20	75.08	75.13	173,885	+0.06(+0.08%)
Sep 03, 2010	75.21	75.21	75.06	75.07	141,584	-0.18(-0.23%)
Sep 02, 2010	75.09	75.28	75.09	75.24	208,068	+0.10(+0.13%)
Sep 01, 2010	75.31	75.31	75.14	75.14	203,090	-0.06(-0.08%)
Aug 31, 2010	75.27	75.31	75.16	75.20	145,414	+0.03(+0.04%)
Aug 30, 2010	75.16	75.25	75.14	75.17	88,843	-0.05(-0.07%)
Aug 27, 2010	75.23	75.32	75.16	75.23	90,160	-0.01(-0.01%)
Aug 26, 2010	75.27	75.28	75.19	75.24	143,508	-0.02(-0.03%)
Aug 25, 2010	75.11	75.26	75.11	75.26	106,344	+0.22(+0.29%)
Aug 24, 2010	74.93	75.08	74.86	75.04	115,811	+0.20(+0.27%)
Aug 23, 2010	74.86	74.87	74.79	74.83	95,197	+0.00(+0.00%)
Aug 20, 2010	74.76	74.83	74.61	74.83	146,896	+0.20(+0.26%)
Aug 19, 2010	74.66	74.70	74.50	74.64	129,840	+0.10(+0.13%)
Aug 18, 2010	74.55	74.63	74.47	74.54	179,374	+0.17(+0.23%)
Aug 17, 2010	74.47	74.50	74.36	74.37	181,973	+0.00(+0.00%)
Aug 16, 2010	74.29	74.48	74.29	74.37	100,351	+0.03(+0.03%)
Aug 13, 2010	74.35	74.36	74.14	74.35	175,677	+0.05(+0.07%)
Aug 12, 2010	74.13	74.31	74.13	74.29	147,337	+0.16(+0.22%)
Aug 11, 2010	74.16	74.23	73.99	74.13	93,563	+0.15(+0.20%)
Aug 10, 2010	73.96	74.03	73.89	73.99	158,273	+0.11(+0.15%)
Aug 09, 2010	74.19	74.19	73.85	73.87	84,576	+0.00(+0.00%)
Aug 06, 2010	73.87	73.95	73.80	73.87	159,338	+0.07(+0.09%)
Aug 05, 2010	73.88	73.88	73.76	73.80	136,513	+0.00(+0.00%)
Aug 04, 2010	73.75	73.83	73.66	73.80	186,227	+0.09(+0.12%)
Aug 03, 2010	73.82	73.91	73.56	73.71	153,408	-0.01(-0.01%)
Aug 02, 2010	73.75	73.89	73.57	73.72	171,942	+0.10(+0.14%)
Jul 30, 2010	73.62	74.13	73.55	73.62	166,155	-0.08(-0.11%)
Jul 29, 2010	73.78	74.01	73.53	73.70	170,190	-0.31(-0.42%)
Jul 28, 2010	73.49	74.05	73.49	74.01	240,365	+0.31(+0.43%)
Jul 27, 2010	73.44	73.73	73.41	73.69	302,104	+0.28(+0.38%)
Jul 26, 2010	73.33	73.49	73.23	73.41	248,666	+0.03(+0.04%)
Jul 23, 2010	73.46	73.49	73.38	73.39	209,415	-0.04(-0.05%)
Jul 22, 2010	73.41	73.46	73.34	73.42	163,872	+0.08(+0.10%)
Jul 21, 2010	73.32	73.34	73.25	73.34	193,419	+0.11(+0.15%)
Jul 20, 2010	73.25	73.29	73.18	73.23	115,730	+0.09(+0.12%)
Jul 19, 2010	73.23	73.23	73.08	73.14	148,064	-0.06(-0.08%)
Jul 16, 2010	73.20	73.22	73.12	73.20	131,044	+0.01(+0.01%)
Jul 15, 2010	73.06	73.19	73.00	73.19	236,417	+0.17(+0.23%)
Jul 14, 2010	72.87	73.03	72.84	73.02	205,250	+0.12(+0.16%)
Jul 13, 2010	72.96	73.00	72.90	72.90	105,277	+0.06(+0.09%)
Jul 12, 2010	72.96	72.96	72.80	72.84	134,217	-0.00(-0.01%)
Jul 09, 2010	72.84	72.94	72.80	72.84	109,362	+0.02(+0.03%)
Jul 08, 2010	72.92	72.92	72.81	72.83	125,219	+0.01(+0.01%)
Jul 07, 2010	72.79	72.91	72.72	72.82	123,183	+0.14(+0.19%)
Jul 06, 2010	72.67	72.82	72.59	72.68	292,012	-0.06(-0.09%)
Jul 02, 2010	72.74	72.85	72.69	72.74	137,092	+0.08(+0.11%)
Jul 01, 2010	72.70	72.72	72.58	72.66	227,332	+0.07(+0.10%)
Jun 30, 2010	72.49	72.69	72.49	72.59	143,850	+0.09(+0.13%)
Jun 29, 2010	72.54	72.54	72.42	72.50	162,988	+0.05(+0.07%)
Jun 25, 2010	72.45	72.54	72.34	72.45	151,867	+0.06(+0.08%)
Jun 24, 2010	72.42	72.44	72.36	72.40	114,534	+0.00(+0.00%)
Jun 23, 2010	72.36	72.42	72.35	72.40	135,898	+0.01(+0.01%)
Jun 22, 2010	72.45	72.45	72.35	72.39	118,897	-0.02(-0.03%)
Jun 21, 2010	72.43	72.47	72.31	72.41	155,315	-0.01(-0.02%)
Jun 18, 2010	72.42	72.45	72.37	72.42	75,227	-0.06(-0.09%)
Jun 17, 2010	72.33	72.49	72.33	72.49	121,271	+0.10(+0.13%)
Jun 16, 2010	72.42	72.42	72.33	72.39	127,320	+0.05(+0.07%)
Jun 15, 2010	72.44	72.44	72.33	72.34	85,648	-0.09(-0.13%)
Jun 14, 2010	72.63	72.63	72.31	72.43	186,859	-0.11(-0.15%)
Jun 11, 2010	72.64	72.64	72.54	72.54	68,991	+0.01(+0.01%)
Jun 10, 2010	72.77	72.77	72.54	72.54	185,629	-0.20(-0.28%)
Jun 09, 2010	72.77	72.77	72.68	72.74	110,730	-0.03(-0.05%)
Jun 08, 2010	72.80	72.80	72.67	72.77	173,177	+0.09(+0.12%)
Jun 07, 2010	72.79	72.80	72.67	72.68	92,190	-0.01(-0.02%)
Jun 04, 2010	72.70	72.81	72.66	72.70	131,471	-0.10(-0.14%)
Jun 03, 2010	72.88	72.88	72.77	72.80	124,928	-0.01(-0.02%)
Jun 02, 2010	72.84	72.84	72.74	72.81	125,140	+0.03(+0.04%)
Jun 01, 2010	72.83	72.86	72.72	72.78	200,555	-0.06(-0.08%)
May 28, 2010	72.84	72.84	72.74	72.84	147,728	+0.06(+0.08%)
May 27, 2010	72.91	72.91	72.71	72.78	191,333	-0.13(-0.18%)
May 26, 2010	72.92	72.94	72.65	72.91	200,171	-0.03(-0.04%)
May 25, 2010	72.90	72.95	72.74	72.94	151,051	+0.19(+0.27%)
May 24, 2010	72.83	72.84	72.71	72.75	109,635	+0.01(+0.02%)
May 21, 2010	72.80	72.81	72.66	72.73	135,917	+0.00(+0.00%)
May 20, 2010	72.69	72.73	72.61	72.73	126,547	+0.13(+0.18%)
May 19, 2010	72.55	72.65	72.50	72.60	142,095	+0.04(+0.05%)
May 18, 2010	72.52	72.59	72.43	72.57	139,351	+0.12(+0.16%)
May 17, 2010	72.55	72.57	72.40	72.45	208,198	+0.06(+0.08%)
May 14, 2010	72.39	72.56	72.32	72.39	96,751	-0.06(-0.08%)
May 13, 2010	72.38	72.45	72.30	72.45	159,363	+0.09(+0.12%)
May 12, 2010	72.48	72.48	72.27	72.36	102,886	-0.02(-0.03%)
May 11, 2010	72.34	72.43	72.29	72.38	146,116	+0.02(+0.03%)
May 10, 2010	72.25	72.43	72.23	72.36	191,646	+0.15(+0.21%)
May 07, 2010	72.48	72.48	72.20	72.20	103,000	-0.11(-0.15%)
May 06, 2010	72.42	72.48	72.28	72.32	182,818	+0.03(+0.04%)
May 05, 2010	72.35	72.39	72.29	72.29	183,874	+0.02(+0.03%)
May 04, 2010	72.46	72.46	72.25	72.27	127,292	-0.05(-0.07%)

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