For those who are working on mods and team files, here are the available conference formats:
<9 None
9 NineTeam
10 TenTeam
5/5 TenTeamTwoDivision
11 ElevenTeam
6/5 ElevenTeamTwoDivision
12 TwelveTeamOneDivision
6/6 TwelveTeam
7/6 ThirteenTeam
14 FourteenTeamOneDivision
7/7 FourteenTeam
15 FifteenTeam
16 SixteenTeamOneDivision
8/8 SixteenTeam
9/9 EighteenTeam
18 EighteenTeamOneDivision