Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	82.23	82.23	82.19	82.22	159,849	-0.02(-0.02%)
May 30, 2012	82.28	82.28	82.22	82.24	252,360	+0.02(+0.03%)
May 29, 2012	82.27	82.27	82.22	82.22	282,885	-0.05(-0.06%)
May 25, 2012	82.18	82.27	82.18	82.27	114,446	+0.07(+0.09%)
May 24, 2012	82.25	82.25	82.19	82.19	221,917	-0.07(-0.08%)
May 23, 2012	82.23	82.27	82.23	82.26	118,286	+0.01(+0.01%)
May 22, 2012	82.22	82.25	82.22	82.25	247,730	-0.01(-0.01%)
May 21, 2012	82.23	82.27	82.21	82.26	189,206	+0.02(+0.03%)
May 18, 2012	82.22	82.27	82.21	82.23	123,386	-0.02(-0.02%)
May 17, 2012	82.26	82.26	82.21	82.25	184,588	-0.03(-0.04%)
May 16, 2012	82.24	82.28	82.24	82.28	208,631	-0.01(-0.01%)
May 15, 2012	82.30	82.31	82.27	82.29	200,033	-0.02(-0.02%)
May 14, 2012	82.28	82.33	82.27	82.31	190,108	+0.02(+0.03%)
May 11, 2012	82.31	82.31	82.27	82.28	120,729	+0.02(+0.02%)
May 10, 2012	82.27	82.31	82.26	82.27	172,006	-0.05(-0.06%)
May 09, 2012	82.32	82.32	82.28	82.31	329,950	+0.04(+0.05%)
May 08, 2012	82.31	82.31	82.27	82.27	327,770	-0.03(-0.04%)
May 07, 2012	82.33	82.33	82.28	82.31	376,524	+0.00(+0.00%)
May 04, 2012	82.31	82.31	82.27	82.31	219,831	+0.01(+0.01%)
May 03, 2012	82.24	82.31	82.23	82.30	352,706	+0.07(+0.08%)
May 02, 2012	82.22	82.26	82.21	82.23	199,611	+0.02(+0.03%)
May 01, 2012	82.22	82.25	82.21	82.21	194,165	-0.04(-0.04%)
Apr 30, 2012	82.26	82.26	82.22	82.24	100,978	-0.06(-0.07%)
Apr 27, 2012	82.32	82.32	82.29	82.31	537,415	+0.00(+0.00%)
Apr 26, 2012	82.31	82.32	82.29	82.31	143,656	+0.02(+0.02%)
Apr 25, 2012	82.29	82.33	82.28	82.29	158,665	-0.02(-0.03%)
Apr 24, 2012	82.33	82.33	82.29	82.31	541,015	+0.02(+0.03%)
Apr 23, 2012	82.31	82.33	82.28	82.29	142,816	-0.04(-0.05%)
Apr 20, 2012	82.30	82.33	82.26	82.33	289,276	+0.02(+0.02%)
Apr 19, 2012	82.30	82.31	82.26	82.31	152,025	+0.06(+0.07%)
Apr 18, 2012	82.28	82.30	82.26	82.26	61,051	-0.04(-0.05%)
Apr 17, 2012	82.29	82.30	82.21	82.30	208,223	+0.01(+0.01%)
Apr 16, 2012	82.28	82.31	82.26	82.29	127,884	+0.01(+0.01%)
Apr 13, 2012	82.23	82.29	82.23	82.28	69,366	+0.01(+0.01%)
Apr 12, 2012	82.29	82.29	82.23	82.27	149,277	-0.01(-0.01%)
Apr 11, 2012	82.27	82.28	82.22	82.28	164,505	-0.02(-0.02%)
Apr 10, 2012	82.22	82.30	82.22	82.30	224,076	+0.02(+0.02%)
Apr 09, 2012	82.22	82.28	82.19	82.28	185,745	+0.07(+0.08%)
Apr 05, 2012	82.22	82.22	82.17	82.22	97,122	+0.04(+0.05%)
Apr 04, 2012	82.15	82.19	82.15	82.18	102,971	+0.01(+0.01%)
Apr 03, 2012	82.22	82.22	82.13	82.17	365,900	-0.06(-0.07%)
Apr 02, 2012	82.15	82.24	82.15	82.22	124,101	+0.02(+0.03%)
Mar 30, 2012	82.22	82.22	82.14	82.20	178,180	-0.07(-0.09%)
Mar 29, 2012	82.22	82.28	82.22	82.27	173,308	+0.02(+0.02%)
Mar 28, 2012	82.27	82.27	82.24	82.26	172,214	-0.02(-0.02%)
Mar 27, 2012	82.23	82.28	82.19	82.27	348,273	+0.07(+0.09%)
Mar 26, 2012	82.24	82.24	82.18	82.20	277,277	+0.01(+0.01%)
Mar 23, 2012	82.18	82.22	82.18	82.19	167,067	+0.01(+0.01%)
Mar 22, 2012	82.22	82.22	82.17	82.18	103,189	+0.01(+0.01%)
Mar 21, 2012	82.21	82.21	82.18	82.18	120,222	-0.02(-0.03%)
Mar 20, 2012	82.17	82.20	82.16	82.20	94,893	+0.01(+0.01%)
Mar 19, 2012	82.19	82.19	82.15	82.19	99,242	+0.03(+0.04%)
Mar 16, 2012	82.18	82.21	82.15	82.16	223,910	-0.05(-0.06%)
Mar 15, 2012	82.18	82.22	82.18	82.21	116,134	+0.00(+0.00%)
Mar 14, 2012	82.22	82.23	82.18	82.21	264,407	+0.01(+0.01%)
Mar 13, 2012	82.19	82.26	82.19	82.20	108,361	-0.02(-0.02%)
Mar 12, 2012	82.18	82.22	82.18	82.22	89,712	+0.07(+0.08%)
Mar 09, 2012	82.16	82.17	82.14	82.15	70,750	+0.00(+0.00%)
Mar 08, 2012	82.17	82.18	82.14	82.15	89,841	-0.01(-0.01%)
Mar 07, 2012	82.15	82.16	82.14	82.16	107,872	+0.00(+0.00%)
Mar 06, 2012	82.18	82.18	82.12	82.16	187,252	+0.04(+0.05%)
Mar 05, 2012	82.20	82.20	82.11	82.12	350,861	-0.07(-0.08%)
Mar 02, 2012	82.11	82.19	82.11	82.18	234,376	+0.03(+0.04%)

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