Under whose watch did the Illinois pension debt grow before the year 2000?

Boldface names indicate these legislators voted “Yes” on SB 35, SB 1, HB 1154, HB 1165, or HB 1166—bills that will shift their irresponsibility and burden of debt to public employees:

Michael Madigan (since 1971), John Cullerton (since 1979), Barbara Flynn Currie (since 1979), David Harris (since 1983-93 and since 2011), Mary Flowers (since 1985), David Leitch (since 1986), Lou Lang (since 1987), Monique Davis (since 1987), Donne Trotter (since 1988), Dan Burke (since 1991), Jay Hoffman (since 1991), Frank Mautino (since 1991), Tom Cross (since 1993), Donald Moffitt (since 1993), Dave Syverson (since 1993), Kirk Dillard (since 1993), James Clayborne (since 1995), Sara Feigenholtz (since 1995), Mike Bost (since 1995), Raymond Poe (since 1995), Jim Durkin (since 1995-03 and since 2006), Michael McAuliffe (since 1996), Kimberly Lightford (since 1996), Terry Link (since 1997), Christine Radogno (since 1997), Bill Mitchell (since 1997), Edward Acevedo (since 1997), Patricia Bellock (since 1997), Renee Kosel (since 1997), Dale Righter (since 1998), Ira Silverstein (since 1999), William Delgado (since 1999), Antonio Munoz (since 1999), Jack Franks (since 1999), Tim Schmitz (since 1999) and Keith Sommer (since 1999).

For Governors since 1949, read A View of the Illinois Public Pension Dilemma, Pt. 1