Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	71.15	71.27	71.08	71.27	7,539	+0.02(+0.03%)
May 30, 2012	71.20	71.25	71.09	71.25	76,183	+0.36(+0.51%)
May 29, 2012	70.91	71.02	70.89	70.89	7,882	+0.07(+0.11%)
May 25, 2012	70.77	70.87	70.76	70.82	10,219	+0.11(+0.16%)
May 24, 2012	70.73	70.83	70.56	70.71	88,621	-0.10(-0.14%)
May 23, 2012	70.77	70.93	70.77	70.81	5,843	+0.10(+0.14%)
May 22, 2012	70.73	70.74	70.54	70.71	3,811	-0.09(-0.13%)
May 21, 2012	70.87	70.89	70.73	70.80	10,506	-0.12(-0.17%)
May 18, 2012	70.95	71.04	70.83	70.92	16,139	-0.27(-0.38%)
May 17, 2012	71.08	71.23	70.92	71.19	32,635	-0.01(-0.02%)
May 16, 2012	71.17	71.25	71.15	71.21	7,924	-0.15(-0.21%)
May 15, 2012	71.27	71.35	71.21	71.35	8,765	+0.02(+0.03%)
May 14, 2012	71.40	71.40	71.23	71.33	11,034	+0.05(+0.08%)
May 11, 2012	71.22	71.33	71.13	71.28	56,244	+0.15(+0.21%)
May 10, 2012	71.13	71.15	70.99	71.13	5,349	+0.03(+0.05%)
May 09, 2012	71.37	71.37	71.10	71.10	6,701	-0.18(-0.26%)
May 08, 2012	71.30	71.35	71.21	71.28	9,296	+0.05(+0.07%)
May 07, 2012	71.25	71.28	71.20	71.23	47,034	+0.08(+0.12%)
May 04, 2012	71.21	71.24	71.10	71.15	16,596	+0.02(+0.02%)
May 03, 2012	71.03	71.17	71.03	71.13	29,209	+0.14(+0.19%)
May 02, 2012	71.03	71.06	70.87	71.00	17,840	+0.13(+0.18%)
May 01, 2012	71.03	71.03	70.77	70.87	16,377	+0.09(+0.12%)
Apr 30, 2012	70.94	70.94	70.77	70.78	6,264	-0.18(-0.25%)
Apr 27, 2012	70.93	71.01	70.89	70.96	7,770	+0.09(+0.13%)
Apr 26, 2012	70.92	70.97	70.83	70.87	8,180	+0.01(+0.02%)
Apr 25, 2012	70.71	70.92	70.62	70.85	8,830	+0.09(+0.13%)
Apr 24, 2012	70.86	70.87	70.76	70.76	16,203	-0.09(-0.12%)
Apr 23, 2012	71.06	71.06	70.85	70.85	16,565	-0.05(-0.07%)
Apr 20, 2012	70.89	70.91	70.81	70.89	13,631	-0.10(-0.14%)
Apr 19, 2012	71.04	71.08	70.95	71.00	5,633	+0.11(+0.16%)
Apr 18, 2012	70.89	70.98	70.86	70.88	22,676	-0.02(-0.03%)
Apr 17, 2012	70.83	70.92	70.82	70.91	23,976	-0.01(-0.01%)
Apr 16, 2012	70.88	71.10	70.81	70.92	17,296	+0.12(+0.17%)
Apr 13, 2012	70.76	70.86	70.73	70.79	12,939	+0.24(+0.34%)
Apr 12, 2012	70.62	70.66	70.48	70.56	17,370	-0.03(-0.04%)
Apr 11, 2012	70.28	70.60	70.28	70.58	16,592	-0.10(-0.14%)
Apr 10, 2012	70.74	70.74	70.64	70.69	10,540	-0.05(-0.08%)
Apr 09, 2012	70.85	70.86	70.53	70.74	11,413	+0.62(+0.89%)
Apr 05, 2012	70.22	70.45	70.12	70.12	21,462	+0.01(+0.02%)
Apr 04, 2012	69.98	70.12	69.98	70.10	2,108	+0.04(+0.05%)
Apr 03, 2012	70.29	70.52	70.07	70.07	23,880	-0.32(-0.45%)
Apr 02, 2012	70.33	70.39	70.21	70.38	87,021	+0.14(+0.20%)
Mar 30, 2012	70.73	70.73	70.24	70.24	36,842	-0.37(-0.53%)
Mar 29, 2012	70.58	70.61	70.48	70.61	56,404	+0.05(+0.08%)
Mar 28, 2012	70.52	70.65	70.46	70.56	56,300	-0.09(-0.13%)
Mar 27, 2012	70.44	70.67	70.37	70.65	48,757	+0.26(+0.37%)
Mar 26, 2012	70.49	70.49	70.27	70.39	23,988	-0.01(-0.02%)
Mar 23, 2012	70.27	70.42	70.27	70.40	28,358	+0.26(+0.37%)
Mar 22, 2012	70.25	70.25	70.12	70.14	5,587	-0.07(-0.10%)
Mar 21, 2012	70.09	70.25	70.09	70.21	17,595	+0.23(+0.33%)
Mar 20, 2012	70.14	70.14	69.61	69.98	56,764	+0.06(+0.09%)
Mar 19, 2012	70.29	70.29	69.68	69.92	16,768	-0.16(-0.22%)
Mar 16, 2012	70.10	70.30	70.04	70.08	21,611	+0.05(+0.07%)
Mar 15, 2012	70.12	70.18	70.01	70.03	7,616	-0.04(-0.06%)
Mar 14, 2012	70.18	70.37	70.05	70.07	8,255	-0.56(-0.79%)
Mar 13, 2012	70.75	70.86	70.55	70.63	5,389	-0.17(-0.23%)
Mar 12, 2012	71.01	71.04	70.80	70.80	4,673	+0.04(+0.06%)
Mar 09, 2012	70.96	70.96	70.71	70.75	7,736	-0.22(-0.30%)
Mar 08, 2012	71.13	71.13	70.86	70.97	15,592	-0.16(-0.22%)
Mar 07, 2012	71.08	71.13	71.08	71.13	1,517	+0.05(+0.07%)
Mar 06, 2012	71.08	71.08	70.96	71.08	1,231	-0.01(-0.02%)
Mar 05, 2012	71.36	71.36	71.09	71.09	32,420	-0.21(-0.29%)
Mar 02, 2012	71.27	71.41	71.27	71.30	5,747	+0.18(+0.25%)

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