Closed-class words belong to a list of morphemes that can be considered complete and it is normally rare to find new words added to this list by the very nature of their functions as function words. The types of words which are listed as closed-class are:
... covers an area of 1500.7 km². Of the total population of 26450, 13112 are male, and 13338 are female. The population density of the community is 18 ...