Function: round(round(numbers('ryy') if sum(minus(numbers("per"), numbers('ryy')), numbers("per")) > minus(numbers("per"), numbers('ryy')) else numbers("per"), sum(minus(numbers("per"), numbers('ryy')), numbers("per"))), numbers("per") if sum(minus(numbers("per"), numbers('ryy')), numbers("per")) > minus(numbers("per"), numbers('ryy')) else numbers('ryy'))
