Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	77.17	77.41	76.01	76.94	1,593,312	-0.22(-0.28%)
May 30, 2012	77.94	78.03	77.03	77.15	468,829	-1.56(-1.99%)
May 29, 2012	78.31	78.90	77.92	78.72	1,018,483	+0.99(+1.27%)
May 25, 2012	77.90	78.08	77.50	77.73	430,954	-0.17(-0.22%)
May 24, 2012	77.68	77.98	76.97	77.90	1,403,403	+0.32(+0.41%)
May 23, 2012	76.40	77.70	75.95	77.58	843,331	+0.43(+0.56%)
May 22, 2012	77.14	77.78	76.70	77.15	634,069	+0.21(+0.27%)
May 21, 2012	75.43	76.96	75.05	76.94	1,001,163	+1.76(+2.34%)
May 18, 2012	76.25	76.65	75.12	75.18	969,743	-0.95(-1.25%)
May 17, 2012	78.20	78.23	76.13	76.13	1,085,323	-2.09(-2.67%)
May 16, 2012	79.12	79.59	78.18	78.22	669,185	-0.67(-0.84%)
May 15, 2012	79.24	79.67	78.65	78.88	866,035	-0.37(-0.47%)
May 14, 2012	79.31	79.83	78.89	79.26	809,448	-0.89(-1.11%)
May 11, 2012	79.52	80.84	79.49	80.15	887,972	+0.03(+0.04%)
May 10, 2012	80.65	80.70	79.84	80.11	622,164	+0.07(+0.09%)
May 09, 2012	79.45	80.39	78.92	80.04	947,438	-0.34(-0.42%)
May 08, 2012	79.93	80.40	78.87	80.38	1,017,014	-0.14(-0.18%)
May 07, 2012	80.00	80.67	80.00	80.52	634,070	+0.36(+0.45%)
May 04, 2012	80.99	81.00	79.91	80.16	842,385	-1.30(-1.59%)
May 03, 2012	82.70	82.73	81.23	81.46	1,001,088	-1.36(-1.65%)
May 02, 2012	82.11	82.98	81.92	82.82	809,195	+0.17(+0.21%)

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