Nixon was released on 12/20/1995.
Kissinger and Nixon - 1995 TV was released on: USA: 10 December 1995
60 Minutes - 1968 Taliban Suicide Bomber Nixon on Nixon 30-48 was released on: USA: 23 August 1998
The Plot to Kill Nixon - 2005 TV was released on: USA: 27 January 2005
NET Journal - 1966 The Nixon Administration was released on: USA: 20 January 1969
Intimate Portrait - 1993 Cynthia Nixon was released on: USA: 4 February 2002
Dad's in Heaven with Nixon - 2010 was released on: USA: 6 April 2010 (TV premiere)
The Plot to Kill Nixon - 2005 - TV was released on: USA: 27 January 2005
Piers Morgan Tonight - 2011 Our Nixon was released on: USA: 1 August 2013
Biography - 1987 Richard Nixon Man and President was released on: USA: 7 January 1996
As of February 2012, this information has not been released to the general public.
He avoided it at first by keeping it a secret that he had the tapes in the first place. A man named Alex Butterfield released information that president Nixon had tapes he was keeping secret, which is what made president Nixon have to turn them in.
The Daily Show - 1996 Cynthia Nixon 8-24 was released on: USA: 19 August 2003