A person released pursuant to the provisions of Chapter 15, Title 17 who wilfully fails to appear before the court as required must:
(1) if he was released in connection with a charge for a felony or while awaiting sentencing after conviction, be fined not more than five thousand dollars or imprisoned for not more than five years, or both; or
(2) if he was released in connection with a charge for a misdemeanor for which the maximum possible sentence was at least one year, be fined not more than one thousand dollars or imprisoned for not more than one year, or both.