0  0
  -50000  0
  100000  6
 -150000  0
   50000  20
       0  4
 -250000  1
       0  18
 -100000  2
  200000  16
  -50000  2
       0  0
  250000  0
 -250000  1
  100000  18
       0  0
 -350000  11
  250000  0
       0  0
       0  0
  500000  0
       0  14
 -750000  19
 -500000  0
 1000000  0