The easy listening format remained in place until the early 1990s.

The second format remained for the rest of the show's run, including its later versions.

In the revived version of the show, the same format remains, but there are three contestants.

Although the format has remained relatively consistent, there have been some significant changes.

The format has remained basically the same over the years.

But the format that will replace it remains at issue.

The format has remained the same through the most recent competition.

The format has remained largely unchanged to the present day, though some recent episodes have been extended to 60 minutes.

This format remained through to the end of the series.

This format remained until 1977-78, when an additional 2 clubs were elected to the league.