A.D+90/2D+150 B.2D+90/3D+150 C.3D+90/4D+150 D.4D+90/5D+150
A.90 B.110 C.130 D.150
A.1.5/2.0 B.2.5/3.0 C.3.5/4.0 D.4.5/5.0