    0.0     0.0
10000.0     0.0
1.0    -99999.0
    0.0  2000.0
10000.0  2000.0
1.0    -99999.0
    0.0  4500.0
 2000.0  4400.0
 5000.0  4200.0
 6000.0  3500.0
 8000.0  2600.0
10000.0  2500.0
1.0    -99999.0
    0.0  6500.0
 2000.0  6400.0
 5000.0  6200.0
 6000.0  5500.0
 8000.0  3500.0
10000.0  3000.0
1.0    -99999.0
    0.0  8500.0
 2000.0  8400.0
 5000.0  8200.0
 6000.0  7500.0
 8000.0  4500.0
10000.0  4000.0
1.0    -99999.0

