Election apportionment diagram

The chart can also be used to represent data in easy to understand terms, for example by grouping allied parties together.

The dots are typically coded according to the political color of the respective parties.

[3] This was traditionally presented as a seating chart of a plenary hall, but can also be represented in a more abstract fashion which more loosely corresponds to the seating arrangement in a legislature, for example a form of half-donut chart as an abstract representation of a hemicycle, or a stylized representation of the Westminster Parliament, showing government, opposition, speaker and crossbenchers.

In Germany, the order of the bars usually corresponds from left to right to the placement of the parties in the previous election and is thus based on the order given on the ballot, which is regulated in Section 30 of the Federal Electoral Act [de].

[4] These charts can also be used to represent data in easy to understand terms.