There are 18 glitches in total, so you're good! The playthrough counter is for the current playthrough like one "nice guy" run and the overall counter is the "nice guy" run combined with for example a "bad guy" run.
My thoughts with Jane were, that you need to convince her to be more submissive, which why she doesn't like your decisions at first.
Sounds good to me, thanks for letting me know!