   From  :    To
         :   2300000   1800000   1400000   1100000    800000 
  2300000:         0       179       120       173     11738 
  1800000:        42         0        61        16        60 
  1400000:        38         0         0        90        53 
  1100000:        48         0         0         0       231 
   800000:     12081         0         0         0         0 
