The annual filing fee for rates and forms due in advance on July 1 for each company in the following groupings shall be equal to the product produced by multiplying three thousandths by the company's previous calendar year's direct written premium as shown on its annual financial statement, but not to exceed an amount of one thousand five hundred dollars ($1,500) and not to be less than an amount of one hundred dollars ($100):
A. private passenger automobile - liability and physical damage;
B. homeowner's and farm owners';
C. workers' compensation;
D. other casualty, including surety and fidelity; and
E. other property.