| Approved without change | Revision of a currently approved collection | 1991-04-29 | |
| Approved with change | No material or nonsubstantive change to a currently approved collection | 1989-04-25 | |
| Approved with change | No material or nonsubstantive change to a currently approved collection | 1989-04-11 | |
| Approved without change | New collection (Request for a new OMB Control Number) | 1987-12-28 |