A region within a larger region that is possibly different somehow.
The population of Lappeenranta sub-region in Finland is approximately 97,000.
The population of Kokkola sub-region is 52,121.
Jämsä sub-region's population is 25,209.
The population of Pori sub-region is 137,545.
The population of Varkaus sub-region is 33,259.
The population of Kuopio sub-region is 121,470.
The population of Kouvola sub-region is 94,957.
Loviisa sub-region's population is 18,472.
Vaasa sub-region's population is 92,824.
Kajaani sub-region's population is 57,473.
Mariehamn sub-region's population is 11,209.
Mikkeli sub-region's population is 72,772.