M3-0.5*(5,6,8,10,12,14,16,20);

M4-0.7*(6,8,10,12,14,16,18,20,25,30,35,40);

M5-0.8*(6,8,10,12,14,16,18,20,25,30,35,40,45,50);

M6-1.0*(8,10,12,14,16,18,20,22,25,30,35,40,45,50,55,60,70,80);

M8-1.25*(10,12,14,16,18,20,22,25,30,35,40,45,50,55,60,65,70,75,80,85,90,95,100);

M10-1.5*(12,16,20,22,25,30,35,40,45,50,55,60,65,70,75,80,85,100);

M12-1.75*(16,20,25,30,35,40,45,50,55,60,70,80,90,100,110,120);

M14-2.0*(20,25,30,40,50,60,70,80...);

M16-2.0*(25,30,35,40,45,50,55,60,65,70,75,80,85,90,100,110,120,130,140);

M20-2.5*(30,35,40,45,50,55,60,65,70,75,80,85,90,100,110,120,130);

M24-3.0*(40,45,50,55,60,65,70,75,80,90,100,110,120).