k1 = 1/2;
k2 = 1/20;
k3 = 1/5;
k4 = 1/25;
k5 = 4/5;
k6 = 3/10;
k7 = 1/10;
k8 = 12/5;
k9 = 1/10;
k10 = 5;
k11 = 2/5;
k12 = 6/5;
k13 = 1/50;
k14 = 3/5;
k15 = 1/2;
k16 = 1;