or
22 22 24 24 22 22 24 24 24 24 22 22 20 20 24 24 22 22 27 27 23 23 26 26 22 22 21 21 22 22 25 25 25 25 24 24 22 22 25 25 20 20 23 23 23 23 21 21 20 20 20 21 22 23 24 25 26 27 28 29 2 4 6 8 10 12 10% 20% 30% 40% 50%