Hello

AIIMS MBBS 2018 qualifying cutoff percentage and percentile is as follows:

General/UR- 50%, 98.8334496
OBC (NCL)- 45%, 97.0117712
SC/ST- 40%, 93.6505421

AIIMS MBBS 2019 qualifying percentage and percentile is as follows-

General (Gen)- 50%, 98.1246748
Other Backward Classes (OBC) (Non-Creamy Layer)- 45%, 95.2939507
Scheduled Castes/Scheduled Tribes (SC/ST)- 40%, 90.2036135

Go through the link below to check the cutoff for various AIIMS institutions-

https://medicine.careers360.com/articles/aiims-mbbs-cut-off

Good Luck!