The ward has existed in some form continuously since 1930.

A constituency of this name has existed continuously since 1708.

It became a single constituency in 1874, and has existed continuously since then.

The electorate has existed continuously since the 1861 general election.

It was first established in 1855 for the 2nd Parliament and has existed continuously since then.

It is one of great antiquity, having existed continuously since around the 11th century.

It was recreated in 1887 and has since existed continuously.

It was created prior to the 1914 provincial election, and has existed continuously since then.

It was created by redistribution in 1899, and has existed continuously since that time.

The electorate is the only one that has continuously existed since the 1st Parliament in 1853.