No.

Φ

19.0

1.200

19.5

1.225

20.0

1.250

20.5

1.275

21.0

1.300

21.5

1.325

22.0

1.350

22.5

1.375

23.0

1.400

23.5

1.425

24.0

1.450

24.5

1.475

25.0

1.500