Oh my. This can vary tremendously. An "unknown" may be able to make only $30-50 per shot, or less in bulk (like "school" portraits) whereas a world famous portrait photographer can just about name...
This would depend on the area you live in, the size of the city, the size of the company of your employ, your experience level and references. There is really not a cut and dried answer to this...
If you are starting out, then you will not make that much to begin with. You need to get noticed! At first you might only make a few hundred but if you get big in the world of film directing then you...