Hello there,

The results for NCHM are already out for the year 2020, according to the latest update an availability of  more than 70 institutes take admission on the basis of this national level entrance exam. The National Council for Hotel Management & Catering Technology (NCHMCT) is an autonomous body under Ministry of Tourism, Government of India thats runs and facilitates the academics for B.Sc. Hospitality & Hotel Administration.

There are quite alot of Institutions so you can say more than 500 seats available.

https://hospitality.careers360.com/articles/nchmct-jee-participating-institutes

U can refer this link for more information about college,

Hope this helps!!