https://www.gao.gov/blog/rising-threat-domestic-terrorism-u.s.-and-federal-efforts-combat-it

So based on the statistics that should be about: 210 white nationalists 192 anti government and conspiring followers 36 animal rights activists 24 abortion extremists 128 other

https://en.m.wikipedia.org/wiki/Terrorism_in_the_United_States#Right-wing_extremism_and_anti-government

In aggregate right and right leaning individuals and organizations are 75% or 3/4ths or 3:4 or 3x more likely to commit acts of terrorism.