Need an estimate of water usage by Golf course and resort

I would like to know how much water does a 18 hole golf course with guest rooms,restaurant, bar, swimming pool, banquet hall, coffee shop require.

I would like to get some estimate of the approximate water usage as per international standards for the following water utilisation by 18 hole golf course

  • Guest rooms -164 rooms with 328 persons
  • Resturant+Bar+Coffeshop - 1354 persons
  • Banquet hall - 300 persons
  • Spa - 20 persons

Kindly, let me know if it is possible to get this ?