Who by threats or coercion, is made to maintain economically, even in partial way, by a person to perform sexual act by means of payment, shall be punished with imprisonment from three to five years and a fine of 60 to 200 days.If the victim was under 18 years of age or disabled, the penalty shall be five to seven years in prison and 200 to 400 days of fine.The same penalty applies when the author is joined in marriage or in fact stable Union with the victim.