Distance(cm) Elevation(cm) 0 12.2 2.5 12.6 5 12.1 7.5 13.1 10 12.6 12.5 12.7 15 13.2 17.5 13.1 20 12.9 22.5 12.9 25 12.7 27.5 13.3 30 13.2 32.5 12.7 35 12.9 37.5 12.3 40 12 42.5 12.3 45 12.4 47.5 12.1 50 12.3 52.5 12.6 55 12.8 57.5 13.8 60 13.5 62.5 13.5 65 13.1 67.5 13.5 70 12.9 72.5 12.9 75 13.3 77.5 13.5 80 13.4 82.5 12.7 85 12.3 87.5 12.2 90 12 92.5 12.2 95 12.3 97.5 12.8 100 12