This Act replaced the distribution of seats which had been used since 1885.

The last council election in 2009 led to the following distribution of seats:

The previous council election in 2004 led to the following distribution of seats:

The distribution of seats between the parties then takes place in four stages.

The bill makes no changes in the distribution of seats among the provinces.

The distribution of seats among these groups is as follows:

This table shows the distribution of seats following the 2009 regional election:

In 1973, the members were not directly elected, but the distribution of seats was determined by the election results for the national Parliament.

Such a document must contain, among other things, rules on the distribution of seats in Parliament.

The rules for the distribution of seats in the parliament were also changed to a formula system.