| Name | Count | Years active |
|---|---|---|
| Scholastic | 13 | 1984, 1989, 1994, 1997-2002 |
| Aladdin Paperbacks | 12 | 1988, 1993, 1997, 1999-2002, 2005 |
| Puffin Books | 11 | 1997-1998, 2000-2003 |
| [s.n.] | 9 | |
| Houghton Mifflin | 8 | 1967, 1976, 1981, 1990, 1994-1995, 2002 |
| HarperTrophy | 7 | 1996-2000, 2002-2003 |
| HarperCollins | 7 | 1991, 1997, 1999 |
| Little, Brown | 7 | 1971, 1980, 1994-1997, 2000 |
| Harcourt | 5 | 2000-2001, 2003 |
| Health Communications | 5 | 1995, 1998 |