There are four boys in Paul's family. By the age of nineteen, all of them are over six feet tall. The data table below shows their height at different ages: Age 8 Age 12 Age 16 Age 20 Age 24 Paul 4 ft 8 in 5 ft 0 in 5 ft 11 in 6 ft 1 in 6 ft 1 in Bruce 4 ft 6 in 4 ft 11 in 5 ft 10 in 6 ft 1 in 6 ft 1 in Tom 4 ft 9 in 5 ft 0 in 6 ft 0 in 6 ft 2 in 6 ft 2 in Steve 4 ft 7 in 4 ft 11 in 5 ft 11 in 6 ft 1 in 6 ft 1 in What can be said about the growth trend for boys in Paul's family?