30
76.0  30.0
-10.5   1
-10.2   1
-10.2   1
-10.1   1
-10.1   1
  0.0   1
  3.0   1
  7.0   1
  9.0   1
  9.0   1
 11.0   1
 12.0   1
 13.0   1
 13.0   1
 14.0   1
 14.0   1
 17.0   1
 19.0   1
 20.0   1
 22.0   1
 23.0   1
 24.0   1
 27.0   1
 29.0   1
 31.0   1
 35.0   1
 49.0   1
 53.0   1
 57.0   1
 60.0   1