13-16 16-19 18-22 21-25 25-29 28-32 32-35 34-38 36-40
40-45 43-48 46-51 51-57 53-60 58-65 63-70 70-76 75-80 78-85 83-90 88-95 93-100 103-110 110-120 120-130