Insurance agents who go after the builders risk market would do well to follow its economic trends.

When broken down by vehicle type, Forbes found minivans were the least expensive to insure on average and coupes were the most expensive.

Each of the classic rides on this list sells for $15,000 or less, according to HotCars, which notes these prices might not last for long.

While currently only private passenger types and light/medium trucks are eligible for the coverage, there is a possibility that ISO will expand the eligibility to include other vehicle types in the future.