Question

On what basis a contituency is divided for the purpose of elections?

Answer 1

For the purpose of parliamentary elections, the country has been divided into 15 constituencies on the basis of regions. In parliamentary elections the seats in parliament are allocated to constituencies according to a Government decision. According to law, one representative is elected from the Ahvenanmaa constituency and the remaining 199 seats are allocated proportionally to the other constituencies according to their population of Finnish citizens.

Other elections: 
The whole country is one single constituency in Presidential elections and in the European Parliamentary elections. Municipalities are the constituencies of municipal elections.