Number of selected candidates = 2121
B+->D+, B-->D-
  D0 = 0 - 0 = 0
  Dch = 85 - 5 = 80
B+->D-, B-->D+
  D0 = 0 - 0 = 0
  Dch = 484 - 18 = 466
B+->D0, B-->D0bar
  D0 = 161 - 7 = 154
  Dch = 0 - 0 = 0
B+->D0bar, B-->D0
  D0 = 1300 - 61 = 1239
  Dch = 0 - 0 = 0
Other
  D0 = 0 - 0 = 0
  Dch = 0 - 0 = 0

  D0 = 0 - 0 = 0
  Dch = 0 - 0 = 0

  D0 = 0 - 0 = 0
  Dch = 0 - 0 = 0

  D0 = 0 - 0 = 0
  Dch = 0 - 0 = 0