It’s a mathematical formula, if they keep adding groups (including the celibate, asexual, etc.) they will be able to crest 10% of the public.
It’s also a hate group, the one group they do NOT permit is heterosexual (active). Why no support for this sexuality?
It’s like those mathematical formulas that prove 1=2 or 1=-1. Lots of complicating factors designed to obscure a critical point.
Only straights can procreate.
Every other pairing preference has to recruit to expand ranks.
This is the instantiation of Orwell’s “Anti-Sex League” in _1984_. For all the references to that work, I’m surprised nobody discusses that significant sub-plot.