Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	82.97	83.00	82.13	82.20	1,033,319	-0.77(-0.93%)
Apr 27, 2012	82.90	83.16	82.18	82.97	969,144	+0.37(+0.45%)
Apr 26, 2012	81.73	82.80	81.64	82.60	703,614	+0.82(+1.01%)
Apr 25, 2012	81.30	81.91	81.20	81.78	986,666	+1.36(+1.70%)
Apr 24, 2012	80.28	80.76	80.00	80.41	661,976	+0.19(+0.24%)
Apr 23, 2012	79.99	80.23	79.32	80.22	931,489	-0.82(-1.02%)
Apr 20, 2012	81.27	81.68	81.00	81.04	685,870	+0.14(+0.17%)
Apr 19, 2012	81.19	81.95	80.39	80.90	1,458,444	-0.26(-0.32%)
Apr 18, 2012	81.04	81.46	80.91	81.16	560,750	-0.29(-0.36%)
Apr 17, 2012	80.74	81.85	80.69	81.45	540,800	+1.29(+1.61%)
Apr 16, 2012	80.57	80.80	79.61	80.16	863,129	+0.05(+0.06%)
Apr 13, 2012	80.82	80.94	80.04	80.11	797,829	-1.01(-1.25%)
Apr 12, 2012	79.70	81.27	79.69	81.13	793,926	+1.43(+1.79%)
Apr 11, 2012	79.53	79.87	79.40	79.70	862,555	+0.92(+1.16%)
Apr 10, 2012	80.48	80.69	78.67	78.78	1,718,270	-1.88(-2.33%)
Apr 09, 2012	80.45	80.84	80.20	80.66	1,804,215	-1.02(-1.25%)
Apr 05, 2012	81.78	82.12	81.54	81.68	753,580	-0.34(-0.42%)
Apr 04, 2012	82.36	82.50	81.60	82.02	1,062,576	-1.13(-1.36%)
Apr 03, 2012	82.75	83.31	82.45	83.16	1,604,804	+0.24(+0.29%)

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