Geometric OA	EOAclass	EOAmod
19 mm	2.0	1.5 (0.2)	1.2 (0.3)
21 mm	2.5	1.8 (0.4)	1.5 (0.5)
23 mm	3.1	2.3 (1.0)	2.0 (0.6)
25 mm	3.7	2.6 (1.0)	2.4 (0.6)
27/29 mm	3.7	2.8 (0.5)	2.6 (0.6)