26 (inside 16 cm)25 (inside 15.5 cm)24 (inside 15 cm)31 (inside 19 cm)23 (inside 14.5 cm)22 (inside 14 cm)21 (inside 13.5 cm)27 (inside 16.5 cm)34 (inside 20.8 cm)33 (inside 20.2 cm)32 (inside 19.6 cm)36 (inside 22 cm)30 (inside 18.5 cm)29 (inside 18 cm)28 (inside 17.5 cm)35 (inside 21.4 cm)