It is working. Thank you for reply.
sc;
d= [Imperative]
{if (sc==25) {
return = -37.1;
} elseif (sc==50) {
return = -49;
} elseif (sc==75) {
return = -37.2;
} elseif (sc==100) {
return = -33;
} elseif (sc==150) {
return = -37.4;
} elseif (sc==200) {
return = -37.5;
} else {
return = 0;
}};