k1 = 9/100; k2 = 127/1000; k3 = 99/1000; k4 = 9/100; k5 = 93/1000; k6 = 49/500; k7 = 49/500; k8 = 111/1000; k9 = 12/125; k10 = 34/5; k11 = 0; k12 = 1;