0.5,0.16
0.8,0.25
1,0.32
1.2,0.4
1.5,0.5
1.6,0.5
2,0.65
2.3,0.75
2.5,0.83
2.6,0.87
3,1
3.2,1.1
4,1.3
4.5,1.5
5,1.65
6,2
7,2.33
8,2.67
9,3
10,3.33
11,2.67
12,4
13,4.33
14,4.67
15,5
16,5.33