Hello applicant,

*Has we know it  will be very difficult to determine the number of seats which might remain vacant after the second round of counseling.But according to previous year data after the first round approx 400 seats  may be vacant.

*But I will provide you with the link by which you can get to know more information about it so kindly refer to it:- https://www.google.com/amp/s/medicine.careers360.com/articles/neet-counselling/amp

Hope it helpful