Their cover version was released as a single in 2006.

A 11-minute live version from the early 1980s was released later.

He said the new version would probably be released in the summer.

I think a new version was just released a few days ago.

A version 2.0 was released in the end of 1996.

A new version is released every five to six months.

A new major version is released about every 18 months.

The 1999 version has not been released as of 2008.

The new version was also released as a single in 1981.

The final version was released at the end of May 2008.