More and more drivers are making it easy for thieves. A new report by the National Insurance Crime Bureau (NICB) has found an increasing number of thefts of vehicles with the keys left inside. For the years 2012 through 2014, at total of 126,603 vehicles were reported stolen with the keys left in the vehicle.While overall vehicle thefts are declining, vehicles stolen with keys left inside are trending in the opposite direction. As a percentage of overall thefts, 5.4 percent of vehicles stolen (39,345) in 2012 had their keys in them. That figure rose to 6 percent (42,430) in 2013, and in 2014, it increased again to 6.7 percent (44,828).