Distance(cm) Elevation(cm) 0 13.3 2.5 13.1 5 13.2 7.5 12.8 10 12.3 12.5 12 15 12.3 17.5 12.7 20 11.8 22.5 12 25 11.8 27.5 13.3 30 12.6 32.5 12.8 35 12.4 37.5 12.3 40 11.9 42.5 12.3 45 12.3 47.5 12.4 50 12.4 52.5 12.4 55 12.1 57.5 12.2 60 12.6 62.5 12.1 65 12 67.5 12 70 13.8 72.5 11.9 75 11.8 77.5 12.1 80 12.7 82.5 12.2 85 12.8 87.5 12.7 90 12.5 92.5 12.6 95 12.8 97.5 13.2 100 13.5