Kocaeli
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Capital:Kocaeli
- Governor:Hüseyin AKSOY
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Population, persons:1 883 270 (2018)
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Land area, sq.km:3 625,0 (2015)
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Population density, persons/sq. km:519,5 (2018)
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Official web-site of the region
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Net migration rate, %:16,0 (2017)
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Rate of natural population change, %:12,3 (2017)