They probably are, it still helps them project geopolitical power, maybe earns them some money (although who knows, it may be mostly free and they get something

They probably are, it still helps them project geopolitical power, maybe earns them some money (although who knows, it may be mostly free and they get something else in return). Plus, a somewhat educated guess tells me that even their domestic peaceful nuclear industry is closely related to the highest levels of government and follows their strategic goals just as the military would.