The graph shows the number of motor vehicle occupant fatalities by age in 2006. Which statement is supported by this graph? Overall fatalities related to motor vehicle crashes increase with the age of the vehicle occupants. Auto occupants between ages 16 and 20 have the highest rate of accident-related fatalities. Auto occupants between ages 71 and 75 are the most likely to be involved in fatal auto accidents. Fatalities for US drivers are among the highest in the world.