For a boy from one month to five years old, give 2 ounces of silver and for a girl give about one ounce.
For a boy from 5 to 20 years old, give 8 ounces and for a girl give 4 ounces.
For a man 60 years or over, give 6 ounces and for a woman give 4 ounces.
It will cost you two ounces of silver per person (using the standard weight of the holy place) to buy them back.