Any person, persons, copartnership or corporations, who shall knowingly file or suffer to be filed a false statement of the aggregate amount of goods, wares and merchandise therein required to be filed, shall, upon conviction, forfeit his or their license, and be deemed guilty of a misdemeanor, and upon conviction thereof, shall be punished by a fine of not less than one hundred dollars nor more than five hundred dollars, or by imprisonment in the county jail for a period of not more than six months.