LOP days are not calculated properly

Dear Experts,

I am new to TM, i have configured abscence type for LOP. but when i maintained the same in IT 2001 for an employee for the entire month, the absence days calculated is only for working days i.e 22 days. but i want it to calculate for the entire month i.e 31 days.Please help me as it very urgent.

Thanks a lot in advance.

MVN