It elected a Member of Parliament (MP) by the first past the post electoral system.

Each ward elects between one to three councillors by the first past the post system of election.

For the period 1999 to 2007, each of 80 wards had elected one councillor by the same system.

It elects one MP by the first past the post system of election.

It existed from 1885 until 1918, and elected one Member of Parliament (MP) by the first-past-the-post system of election.

From 1918 to 1974 it elected one Member of Parliament (MP) by the first-past-the-post system of election.

In the table are marked in bold parliaments, elected solely by the proportional system.

The management area consisted then of 13 wards, each electing one councillor by the first past the post system of election.

It elected one Member of Parliament (MP) by the first-past-the-post system of election.

Each ward elects one councillor by the first past the post system of election.