Months overdue, key U.S. Census numbers were released that will allow Florida lawmakers to begin the process of redrawing congressional and legislative districts for the state’s 21.5 million residents.

Now it’s up to Republican lawmakers overseeing the work to determine how far they believe state courts will let them go in crafting new lines that will include an extra congressional district. Past redistricting has spurred fierce legal fights as Republicans and Democrats jostled for political advantages.