sampleName       entries      integral         error  error/integ.
          Zjet          1383       81.5403       6.15465     0.0754799
          stop             1      0.149757      0.149757             1
         ttbar            21      0.896676      0.214514      0.239232
       Diboson           220        2.6558      0.328573      0.123719
          Wjet             0             0             0             0
         bkg:           1625       85.2425
          Data            60            60