Insured losses from wildfires that have burned tens of thousands of acres in east and central Texas will top $100 million, making this year the worst on record for fire losses in the state, according to the Insurance Council of Texas.

Since the fire season began in November, the forest service and local fire departments have responded to more than 20,600 wildfires that have burned more than 3.5 million acres. Firefighters currently are tackling 12 large fires across the state.

The companies with the largest market share in the Texas homeowners multiperil market last year were State Farm Group, with a 29.03% market share; Allstate, with 12.57%; Farmers Insurance Group, with 12.45%; USAA Group, with 7.71%; and Liberty Mutual Insurance Cos., with 5.23%, according to BestLink.