--------------------------------------------------------------
0.5 | 5 5 5 6 9 12 16 20
0.4 | 4 4 4 5 7 10 14 18
0.3 | 3 3 5 7 9 12 16
0.2 | 3 3 4 6 8 10 14
0.1 | 3 4 5 7 9 12
0.0 | 2 3 4 6 8 11
-0.1 | 3 4 6 8 10
-0.2 | 4 5 7 10
--------------------------------------------------------------
-0.2 -0.1 0.0 0.1 0.2 0.3 0.4 0.5