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Key population and private household figures

	2018
Total	8 544.5
Swiss nationals	6 396.3
Foreign nationals	2 148.3
Youth dependency ratio (as a %)	32.5
Old-age dependency ratio (as a %)	30.0
Spatial distribution
Urban core area	5 380.4
Area influenced by urban cores	1 861.2
Area beyond urban core influence	1 303.0
Population growth (as a %)	0.7
Swiss nationals abroad	760.2
Households
One-person households	1 340.6
Family households with children	1 268.0
Average size of the private households (number of persons)	2.23

Youth dependency ratio = the number of 0-19 year-olds in relation to the working age population (20-64 year-olds)

Old-age dependency ratio = the number of people aged 65 and over in relation to the working age population (20-64 year-olds)
Sources: FSO – STATPOP, SE, SE-Stat

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