Also, during this time the format of the codex went from being vertical to horizontal in the 8th century.

The format went weekly in 2008, and has been running for over a year.

The format went back to how it was played in 2001.

However, because it was not possible to support two marathons a month apart in the same city, from 1982, the alternating format went into effect.

In the 1984-85 school year, the current 9-12 format went into being.

The format has gone through two distinct periods with the dividing line being grunge rock of the early 1990s.

During the broadcast week many different formats produced by the members went to air.

Michael Kyle worked an air shift at the station in Mexico when the format went to all music.

Tonight's format is going to be a bit different.

The format of the show, and the manner in which the winner is chosen, has gone through many mutations.