National apportionment of MP seats in the Riksdag whole country participates in the distribution of seats. However, a party that has received at least twelve per cent of the votes in a constituency participates in the distribution of the fixed constituency seats in that constituency. National apportionment of MP seats in the Riksdag The electoral system in Sweden is proportional. Of the 349 seats in the national diet, the unicameral "Riksdag", 310 are fixed constituency seats () allocated to constituencies in relation to the number of people entitled to vote in each constituency (). The remaining 39 leveling seats () are used to correct the deviations from proportional
History of the Riksdag there were new requirements on income or wealth, i.e. census suffrage. Despite the fundamental change in the principles of representation, the social composition of the Riksdag did not alter by much, and the system of government had not changed. Under the Constitution of 1809 the Riksdag still divided the powers of government with the King. From the second half of the 19th century, when the Riksdag was founded, until the early 20th century, Swedish society underwent a number of fundamental changes that impacted on the political system. Political demands, but also sheer economic progress, increased the share of citizens eligible