| Approved without change | Extension without change of a currently approved collection | 1997-05-19 | |
| Approved without change | Revision of a currently approved collection | 1994-05-11 | |
| Approved without change | Revision of a currently approved collection | 1991-03-27 | |
| Withdrawn and continue | Revision of a currently approved collection | 1990-10-17 | |
| Approved without change | New collection (Request for a new OMB Control Number) | 1989-10-16 |