About Rabies vaccination & Booster doses

I  took 5 vaccines of Rabipur in 1998 , further taken 3 booster dose of Rabipur from 1999 to 2000 , further, taken booster dose of 2 Rabipur vaccines in 2001( approximately & roughly remembered not sure about the perfect date & year. Further, taken 2 booster dose of Rabipur vaccine in 2005 ( perfectly remembered the year), further taken series of 3 rabipur booster doses vaccines due to suspected dog exposure in 2017( year perfectly remembered but month not sure roughly might be August 2017), A few months ago, a cat touched my Leg while I was standing outside my home, I felt no wound,  no bleeding, no scratch, no pain, not hurting, no burning sensation, no  visible marks of bite, scratch, abrasion. I didn't take any booster dose for this current incident.1. Whether previous booster is sufficient for my immunity? or Should I take booster dose for this current suspected exposure ?? 2. whether my last booster doses in 2017 provides me 100% immunity from Rabies ?? please reply me early.