1993 1990 1999 1997
1992 1998 1996 1994
1996 1990 1992 1994
1997 1993 1995 1991
1999 1992 1994 1997
1997 1995 1993 1999
1999 1995 1993 1997
1996 1994 1992 1998
1998 1992 1994 1996
1999 1997 1995 1993