11/12 National
8 teams
FS 1666
● 1 weak-tail
·
● 1 strong-tail
12 Select
15 teams
FS 1688
● 1 weak-tail
·
● 1 strong-tail
13/14 National
17 teams
FS 1711
● 1 weak-tail
·
● 1 strong-tail
13 American
32 teams
FS 1651
● 2 weak-tail
·
● 2 strong-tail
14 American
30 teams
FS 1672
● 2 weak-tail
·
● 2 strong-tail
15 American
38 teams
FS 1594
● 2 weak-tail
·
● 2 strong-tail
15 National
16 teams
FS 1771
● 1 weak-tail
·
● 1 strong-tail
16 American
36 teams
FS 1578
● 2 weak-tail
·
● 2 strong-tail
16 National
11 teams
FS 1646
● 1 weak-tail
·
● 1 strong-tail
17/18 National
19 teams
FS 1676
● 1 weak-tail
·
● 1 strong-tail
17 American
22 teams
FS 1564
● 2 weak-tail
·
● 2 strong-tail
18 Regional
11 teams
FS 1658
● 1 weak-tail
·
● 1 strong-tail