Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	81.73	81.85	81.66	81.81	4,069,179	+0.24(+0.30%)
May 30, 2012	81.55	81.62	81.48	81.57	745,975	+0.27(+0.33%)
May 29, 2012	81.36	81.39	81.27	81.30	1,625,579	-0.04(-0.05%)
May 25, 2012	81.28	81.36	81.26	81.34	619,471	+0.12(+0.15%)
May 24, 2012	81.31	81.31	81.19	81.22	1,280,314	-0.07(-0.08%)
May 23, 2012	81.36	81.41	81.27	81.28	949,682	+0.10(+0.12%)
May 22, 2012	81.27	81.34	81.19	81.19	1,373,410	-0.20(-0.24%)
May 21, 2012	81.41	81.44	81.38	81.38	1,647,161	-0.01(-0.02%)
May 18, 2012	81.39	81.46	81.33	81.40	1,615,417	-0.02(-0.03%)
May 17, 2012	81.31	81.49	81.27	81.42	1,937,257	+0.05(+0.06%)
May 16, 2012	81.30	81.47	81.27	81.37	1,345,058	-0.01(-0.02%)
May 15, 2012	81.47	81.47	81.31	81.38	1,618,815	-0.04(-0.05%)
May 14, 2012	81.40	81.44	81.34	81.43	1,040,752	+0.18(+0.23%)
May 11, 2012	81.34	81.35	81.22	81.25	608,527	+0.06(+0.07%)
May 10, 2012	81.19	81.22	81.12	81.19	717,968	-0.08(-0.10%)
May 09, 2012	81.34	81.34	81.19	81.27	1,268,074	+0.02(+0.03%)
May 08, 2012	81.28	81.36	81.24	81.25	791,104	+0.06(+0.07%)
May 07, 2012	81.21	81.23	81.16	81.19	880,968	+0.03(+0.04%)
May 04, 2012	81.15	81.18	81.08	81.16	833,865	+0.08(+0.10%)
May 03, 2012	80.98	81.08	80.97	81.08	784,510	+0.09(+0.11%)
May 02, 2012	81.00	81.04	80.93	80.99	1,770,605	+0.08(+0.10%)

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