Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	82.81	82.81	82.78	82.81	273,053	-0.05(-0.06%)
Jul 30, 2012	82.84	82.87	82.83	82.86	156,396	+0.06(+0.07%)
Jul 27, 2012	82.81	82.83	82.78	82.80	173,400	-0.03(-0.04%)
Jul 26, 2012	82.83	82.85	82.82	82.83	175,720	-0.02(-0.02%)
Jul 25, 2012	82.80	82.85	82.80	82.85	242,707	+0.02(+0.02%)
Jul 24, 2012	82.79	82.83	82.78	82.83	184,372	+0.02(+0.02%)
Jul 23, 2012	82.82	82.82	82.78	82.81	233,421	+0.00(+0.00%)
Jul 20, 2012	82.82	82.82	82.78	82.81	261,994	+0.00(+0.00%)
Jul 19, 2012	82.77	82.81	82.77	82.81	329,532	+0.01(+0.01%)
Jul 18, 2012	82.80	82.81	82.76	82.81	265,195	+0.02(+0.03%)
Jul 17, 2012	82.81	82.81	82.77	82.78	216,492	+0.00(+0.00%)
Jul 16, 2012	82.84	82.84	82.77	82.78	304,646	+0.02(+0.02%)
Jul 13, 2012	82.73	82.77	82.72	82.77	217,307	+0.02(+0.02%)
Jul 12, 2012	82.74	82.75	82.68	82.75	102,380	+0.02(+0.02%)
Jul 11, 2012	82.70	82.73	82.70	82.73	152,736	+0.02(+0.03%)
Jul 10, 2012	82.71	82.72	82.70	82.71	145,246	-0.01(-0.01%)
Jul 09, 2012	82.70	82.72	82.68	82.72	95,625	+0.06(+0.07%)
Jul 06, 2012	82.68	82.69	82.62	82.66	687,065	+0.03(+0.04%)
Jul 05, 2012	82.60	82.68	82.60	82.63	147,232	+0.02(+0.02%)
Jul 03, 2012	82.63	82.65	82.61	82.61	137,124	-0.03(-0.04%)
Jul 02, 2012	82.66	82.67	82.61	82.64	190,137	+0.02(+0.02%)
Jun 29, 2012	82.64	82.64	82.58	82.63	224,495	-0.06(-0.07%)
Jun 28, 2012	82.69	82.70	82.65	82.68	151,702	-0.02(-0.02%)
Jun 27, 2012	82.64	82.70	82.64	82.70	147,966	+0.03(+0.04%)
Jun 26, 2012	82.68	82.69	82.66	82.67	226,523	-0.03(-0.04%)
Jun 25, 2012	82.65	82.70	82.64	82.70	340,518	+0.05(+0.06%)
Jun 22, 2012	82.63	82.66	82.60	82.65	117,129	+0.02(+0.02%)
Jun 21, 2012	82.64	82.65	82.59	82.63	99,256	+0.02(+0.02%)
Jun 20, 2012	82.64	82.67	82.59	82.62	226,300	-0.04(-0.05%)
Jun 19, 2012	82.64	82.66	82.61	82.66	176,853	+0.04(+0.05%)
Jun 18, 2012	82.62	82.63	82.59	82.62	101,487	+0.00(+0.00%)
Jun 15, 2012	82.63	82.63	82.58	82.62	121,742	+0.04(+0.05%)
Jun 14, 2012	82.59	82.59	82.55	82.58	86,824	+0.04(+0.05%)
Jun 13, 2012	82.55	82.60	82.53	82.54	126,389	+0.01(+0.01%)
Jun 12, 2012	82.63	82.63	82.53	82.53	349,111	-0.08(-0.10%)
Jun 11, 2012	82.59	82.64	82.59	82.61	489,881	+0.01(+0.01%)
Jun 08, 2012	82.62	82.63	82.58	82.60	80,879	+0.01(+0.01%)
Jun 07, 2012	82.60	82.62	82.57	82.59	235,593	+0.02(+0.03%)
Jun 06, 2012	82.60	82.61	82.56	82.57	160,843	-0.02(-0.03%)
Jun 05, 2012	82.55	82.60	82.54	82.59	1,391,411	-0.01(-0.01%)
Jun 04, 2012	82.63	82.63	82.57	82.60	384,108	-0.01(-0.01%)
Jun 01, 2012	82.55	82.62	82.55	82.61	262,456	+0.01(+0.01%)
May 31, 2012	82.61	82.61	82.57	82.60	159,119	-0.02(-0.02%)
May 30, 2012	82.66	82.66	82.59	82.62	251,206	+0.02(+0.03%)
May 29, 2012	82.65	82.65	82.59	82.59	281,592	-0.05(-0.06%)
May 25, 2012	82.56	82.64	82.56	82.64	113,923	+0.07(+0.09%)
May 24, 2012	82.63	82.63	82.57	82.57	220,903	-0.07(-0.08%)
May 23, 2012	82.61	82.64	82.61	82.63	117,745	+0.01(+0.01%)
May 22, 2012	82.59	82.63	82.59	82.63	246,598	-0.01(-0.01%)
May 21, 2012	82.61	82.65	82.59	82.63	188,341	+0.02(+0.03%)
May 18, 2012	82.59	82.64	82.58	82.61	122,823	-0.02(-0.02%)
May 17, 2012	82.63	82.63	82.59	82.63	183,745	-0.03(-0.04%)
May 16, 2012	82.62	82.66	82.62	82.66	207,678	-0.01(-0.01%)
May 15, 2012	82.68	82.68	82.64	82.67	199,119	-0.02(-0.02%)
May 14, 2012	82.66	82.71	82.65	82.68	189,239	+0.02(+0.03%)
May 11, 2012	82.69	82.69	82.64	82.66	120,178	+0.02(+0.02%)
May 10, 2012	82.65	82.68	82.63	82.64	171,220	-0.05(-0.06%)
May 09, 2012	82.70	82.70	82.66	82.69	328,442	+0.04(+0.05%)
May 08, 2012	82.69	82.69	82.64	82.65	326,272	-0.03(-0.04%)
May 07, 2012	82.71	82.71	82.66	82.68	374,804	+0.00(+0.00%)
May 04, 2012	82.69	82.69	82.65	82.68	218,826	+0.01(+0.01%)
May 03, 2012	82.62	82.69	82.61	82.68	351,095	+0.07(+0.08%)
May 02, 2012	82.59	82.63	82.59	82.61	198,699	+0.02(+0.03%)

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