0.67  250.
 0.55  500.
 0.56  750.
 0.54 1000.
 0.46 1250.
 0.48 1500.
 0.54 1750.
 0.42 2000.
 0.41 2250.
 0.38 2500.
 0.36 2750.
 0.41 3000.
 0.40 3250.
 0.33 3500.
 0.39 3600.
 0.31 3700.
 0.30 3800.
 0.32 3900.
 0.33 4000.
 0.34 4100.
 0.38 4200.
 0.37 4300.
 0.43 4400.
 0.48 4500.
 0.51 4550.