13.5 13.9 14.4 14.9 15.3 15.8 16.3 16.7 17.2 17.7 18.1 18.6 19.1 19.5 20.0 20.4 20.9 21.4 21.8 22.3 22.7 23.2 23.7 24.1 24.6 25. 25.5 26.0 26.4 26.9