July 24 to August 08, 1992 (16 days)
July 23 to July 23, 1992 (1 days)
April 18 to July 22, 1992 (96 days)
April 17 to April 17, 1992 (1 days)
August 31 to October 12, 1991 (43 days)
February 22 to August 30, 1991 (190 days)
September 11 to December 28, 1990 (109 days)
July 28 to September 10, 1990 (45 days)