k1 = 37/100;
k2 = 720;
k3 = 31/500;
k4 = 3/10;
k5 = 57/1000;
k6 = 7/50;
k7 = 49/50;
k8 = 23/100;
k9 = 57/10000;
k10 = 230000;
k11 = 3/125;
k12 = 17/5000;
k13 = 1;