1607.1 live loads confirmation please?

this table requires me to take a total square footage of some area and find the description in the question for this area and then find the “use or occupancy” and simply divide the AREA (square feet) by the (allowable) UNIFORM load (PSF) to get an allowable - well an allowable load in pounds for the whole room? or wait what is the value i get again good for and what are the units please?