0.72  250.
 0.72  500.
 0.65  750.
 0.57 1000.
 0.53 1100.
 0.49 1200.
 0.49 1300.
 0.46 1400.
 0.43 1500.
 0.42 1600.
 0.39 1700.
 0.33 1800.
 0.32 1900.
 0.32 2000.
 0.32 2100.
 0.31 2200.
 0.33 2300.
 0.33 2350.
 0.30 2400.
 0.32 2450.
 0.31 2500.
 0.31 2540.