In addition to the items required by Section 651.151, a premium finance agreement must contain the following, as applicable:
(1) the finance charge expressed as an annual percentage rate, using the term "annual percentage rate";
(2) the number of installments required under the agreement;
(3) the amount of each installment expressed in dollars;
(4) the due date or period of each installment;
(5) the amount or method of computing the amount of any default or delinquency charge that is payable in the event of late payment; and
(6) the method of computing any unearned portion of the finance charge in the event of prepayment of the obligation.