Season 1 of 12 steden, 13 ongelukken premiered on 1990-03-25.

Season 2 of 12 steden, 13 ongelukken premiered on 1990-12-01.

Season 3 of 12 steden, 13 ongelukken premiered on 1991-10-05.

Season 4 of 12 steden, 13 ongelukken premiered on 1992-11-21.

Season 5 of 12 steden, 13 ongelukken premiered on 1993-10-02.

Season 6 of 12 steden, 13 ongelukken premiered on 1994-09-24.

Season 7 of 12 steden, 13 ongelukken premiered on 1995-09-16.

Season 8 of 12 steden, 13 ongelukken premiered on 1996-09-03.

Season 9 of 12 steden, 13 ongelukken premiered on 1997-09-04.