Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	158.55	158.55	157.75	158.00	285	+4.60(+3.00%)
Nov 29, 2011	152.47	154.15	152.47	153.40	165	+2.10(+1.39%)
Nov 28, 2011	151.50	151.50	151.07	151.30	1,605	+3.05(+2.06%)
Nov 25, 2011	148.25	148.25	148.25	148.25	14	-0.90(-0.60%)
Nov 23, 2011	149.15	149.15	149.15	149.15	1	+0.25(+0.17%)
Nov 22, 2011	150.70	150.70	148.85	148.90	4,000	-0.65(-0.43%)
Nov 21, 2011	151.70	152.20	149.33	149.55	949	-5.53(-3.57%)
Nov 18, 2011	155.85	155.85	155.08	155.08	700	+1.33(+0.87%)
Nov 17, 2011	157.05	157.05	153.75	153.75	652	-2.27(-1.45%)
Nov 16, 2011	156.34	157.00	155.62	156.02	1,284	-0.42(-0.27%)
Nov 14, 2011		156.44	156.44	156.44	0	+0.24(+0.15%)
Nov 11, 2011	154.95	156.75	154.45	156.20	463	+2.60(+1.69%)
Nov 10, 2011	153.60	153.60	153.60	153.60	2,225	-1.50(-0.97%)
Nov 09, 2011	155.10	155.10	153.60	155.10	1,530	-5.40(-3.36%)
Nov 08, 2011	159.85	160.50	159.80	160.50	1,620	+2.20(+1.39%)
Nov 07, 2011	157.75	158.30	157.75	158.30	200	-2.55(-1.59%)
Nov 04, 2011	161.15	161.20	160.85	160.85	917	-2.65(-1.62%)
Nov 03, 2011	159.65	163.50	159.65	163.50	804	+3.85(+2.41%)
Nov 02, 2011	159.65	159.65	159.65	159.65	13	-1.40(-0.87%)
Nov 01, 2011	161.05	161.05	161.05	161.05	200	-3.95(-2.39%)
Oct 31, 2011	167.00	167.30	165.00	165.00	350	-3.25(-1.93%)
Oct 28, 2011	168.55	168.55	168.25	168.25	101	+0.74(+0.44%)
Oct 27, 2011	167.30	167.51	166.45	167.51	347	+5.20(+3.20%)
Oct 26, 2011	161.20	162.31	161.00	162.31	770	+1.80(+1.12%)
Oct 25, 2011	160.89	160.89	159.00	160.51	835	-2.09(-1.29%)
Oct 24, 2011	160.40	162.60	160.40	162.60	176	-0.95(-0.58%)
Oct 21, 2011	163.05	163.55	163.05	163.55	600	+3.30(+2.06%)
Oct 20, 2011	161.40	161.40	160.25	160.25	133	+2.82(+1.79%)
Oct 19, 2011	158.80	158.80	157.43	157.43	523	-3.00(-1.87%)
Oct 18, 2011	158.55	160.43	158.55	160.43	124	+2.58(+1.63%)
Oct 17, 2011	157.85	157.85	157.85	157.85	50	-2.30(-1.44%)
Oct 14, 2011	160.80	160.80	160.15	160.15	227	+2.32(+1.47%)
Oct 13, 2011	156.80	157.83	156.80	157.83	140	-7.42(-4.49%)
Oct 12, 2011	163.95	165.25	163.75	165.25	16,228	+0.95(+0.58%)
Oct 11, 2011	163.40	164.30	163.80	164.30	550	+2.05(+1.26%)
Oct 07, 2011		162.25	162.25	162.25	0	+3.55(+2.24%)
Oct 06, 2011	156.05	158.70	156.05	158.70	520	+1.95(+1.24%)
Oct 05, 2011	155.40	156.75	155.40	156.75	398	-3.50(-2.18%)
Oct 04, 2011	156.90	160.25	156.50	160.25	630	-1.20(-0.74%)
Sep 30, 2011	161.45	161.45	161.45	161.45	0	+0.65(+0.40%)
Sep 29, 2011	163.35	163.35	160.80	160.80	9,159	+1.35(+0.85%)
Sep 28, 2011	160.20	160.80	159.45	159.45	605	-0.22(-0.14%)
Sep 27, 2011	159.67	159.67	159.67	159.67	45	+4.32(+2.78%)
Sep 26, 2011	155.05	155.35	154.25	155.35	500	+4.85(+3.22%)
Sep 23, 2011	148.30	152.00	148.30	150.50	862	+1.80(+1.21%)
Sep 22, 2011	148.75	149.65	147.95	148.70	207	-6.30(-4.06%)
Sep 21, 2011	155.45	156.75	155.00	155.00	204	+0.74(+0.48%)
Sep 20, 2011	155.05	155.05	154.26	154.26	406	+2.46(+1.62%)
Sep 19, 2011	151.80	151.80	151.80	151.80	76,500	-7.05(-4.44%)
Sep 15, 2011	158.85	158.85	158.85	158.85	0	+2.65(+1.70%)
Sep 14, 2011	156.20	156.20	156.20	156.20	6	+0.85(+0.55%)
Sep 12, 2011	155.35	155.35	155.35	155.35	0	-3.24(-2.04%)
Sep 09, 2011	158.25	158.59	158.25	158.59	215	-3.46(-2.14%)
Sep 08, 2011	164.05	164.05	162.05	162.05	30	-3.70(-2.23%)
Sep 07, 2011	166.29	166.29	165.60	165.75	218	+1.65(+1.01%)
Sep 06, 2011	163.23	164.10	163.23	164.10	280	-12.40(-7.03%)
Sep 02, 2011	176.80	176.80	176.25	176.50	338	-2.80(-1.56%)

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