Assertion: region's number | /r/CapableOf | give a population density
Facets:
value: at these times
type: TEMPORAL
Source sentences:
text: The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 inhabitants per million square kilometres (180 and 900 per million square miles) at these times.