60%

80%

1.5 m

3 m

4 m

1.5 m

3 m

4 m

Vx

Vf2

Vf2

Vf2

Vx

Vf2

Vf2

Vf2

10

6.57

6.8

7.042

10

5.194

5.531

6.27

20

12.94

13.375

13.968

20

10.602

10.728

11.583

30

20.237

21.428

21.985

30

17.276

17.857

19.221

40

27.463

29.201

30.07

40

26.604

26.665

27.01