Researchers believe to maintain a healthy ecosystem in Indiana forests, something must be done about the deer population.
The program allows people to hunt on private property where deer are damaging crops and landscaping.
The DNR attributes the 92 percent increase to a law passed in 2016 that allows hunters to use high-powered rifles on private property.
The DNR says deer-vehicle collisions across Indiana numbered more than 14,000 last year, down nearly 9 percent from 2015.
After 10 years of contentious debate, Indiana legislators approved a law this year legalizing fenced-in deer hunting preserves.
Indiana officials are asking motorists to be more watchful for deer on the state's roadways as fall weather and mating season approach.
Democratic gubernatorial candidate John Gregg won't face Gov. Mike Pence after Pence withdrew his name to run as the republican vice presidential candidate.
Hunting preserve legislation appears headed for success after years of failing in the legislature.
Legislators have been debating whether to regulate high-fenced hunting for a decade.
A June decision from the Indiana Supreme Court struck down a 2005 ban from the Department of Natural Resources. Now, the industry is virtually unregulated.