Labor has consistently returned over 65% of the two-party preferred vote in recent years (see table).

It revealed a national two-party preferred vote for Labor of 51.6 percent.

The table also includes the two-party preferred vote.

Close retained the seat for Labor on a 42.3 percent primary and 52.9 percent two-candidate preferred vote.

This was a marked turnaround to the result at the 2007 state election, when Labor won the seat with 60.09% of the two-party preferred vote.

They also won 56% of the two-party preferred vote, which is still the greatest winning margin at a federal election in Australian political history.

Hoenig won with a 60 percent primary and 70 percent two-candidate preferred vote.

He ultimately finished with a fairly comfortable 56 percent of the two-party preferred vote.

South Australian is the only state to deliberately draw electoral boundaries based on the two-party preferred vote.

The 2002 state election saw the Democrats receive 46 percent of the two-party preferred vote.