Number of selected candidates = 6978
B+->D+, B-->D-
  D0 = 0 - 0 = 0
  Dch = 2218 - 79 = 2139
B+->D-, B-->D+
  D0 = 0 - 0 = 0
  Dch = 221 - 52 = 169
B+->D0, B-->D0bar
  D0 = 2938 - 124 = 2814
  Dch = 0 - 0 = 0
B+->D0bar, B-->D0
  D0 = 1103 - 243 = 860
  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