Hill 2-3 10-25 20-30 20-30 Hill 1-2 10-25 20-30 70-80 Hill 2-3 10-25 70-80 20-30 Hill 1-2 10-25 70-80 70-80 Hill 6-12 10-20 30-70 30-70 Smooth 1 0 0 0 Hill 4-6 10-30 30-70 30-70 Range 1-2 40-50 20-80 20-40 Trough 1-2 10-30 15-85 40-80 Pit 2-4 10-20 15-85 20-80 Pit 1-2 20-30 25-75 60-80 Smooth 3 0 0 0 Range 0-2 40-50 15-85 20-80 Trough 0-2 40-50 15-85 20-80