10, -14.3
13, -11.2
16, -8.5
20, -6.2
25, -4.4
32, -3
40, -2
50, -1.3
63, -0.8
80, -0.5
100, -0.3
125, -0.2
160, -0.1
200, 0
250, 0
315, 0
400, 0
500, 0
630, 0
800, 0
1000, 0
1250, 0
1600, -0.1
2000, -0.2
2500, -0.3
3150, -0.5
4000, -0.8
5000, -1.3
6300, -2
8000, -3
10000, -4.4
12500, -6.2
16000, -8.5
20000, -11.2