Background yield:   	    41408    22274.5
Signal + bg yield:  	    71646    20020.4
Asymmetry:          	 0.775 +-  0.272 %     (35.1 %)
Asym ped sub.:      	-55.465 +- 85.069 %     (-153.4 %)     
Asym back sub.:     	-25.051 +- 21.689 %     (-86.6 %)     
Asym ped+back sub.: 	-36.295 +- 31.425 %     (-86.6 %)     
Analysis took 6.58 seconds (5.40 s of cpu)