   From  :    To
         :   2300000   1800000   1400000   1100000    800000 
  2300000:         0       139        47        23      1848 
  1800000:        49         0        55        12        23 
  1400000:        34         0         0        51        17 
  1100000:        26         0         0         0        60 
   800000:      1947         0         0         0         0 
