Which preposition to use with outgoing

of Occurrences 7%

"After Dr. Böcker had determined by some preliminary trials what quantity of food and drink was just enough to satiate his appetite without causing loss of weight to his body,that is to say, was sufficient to cover exactly the necessary outgoings of the organism,he proceeded to special experiments, in which, during periods of twenty-four hours, he took the amount of victuals ascertained by the former trials.

on Occurrences 1%

Is there not a considerable outgoing on your behalf?

Which preposition to use with  outgoing