k1 = 1/20; k2 = 1/2; k3 = 40; k4 = 3/20; k5 = 101/50; k6 = 3/20; k7 = 11/5; k8 = 1/10; k9 = 15; k10 = 1/10; k11 = 1/2; k12 = 1/20; k13 = 3/10; k14 = 2/25; k15 = 1; k16 = 1;