2007 | 13 Episodes

Season 1 of De Co-assistent premiered on September 24, 2007.

2008 | 12 Episodes

Season 2 of De Co-assistent premiered on September 1, 2008.

2009 | 12 Episodes

Season 3 of De Co-assistent premiered on September 28, 2009.

2010 | 12 Episodes

Season 4 of De Co-assistent premiered on September 6, 2010.