| Approved without change | No material or nonsubstantive change to a currently approved collection | 2003-06-09 | |
| Approved without change | No material or nonsubstantive change to a currently approved collection | 2002-03-29 | |
| Approved without change | Extension without change of a currently approved collection | 2000-11-29 | |
| Approved without change | Extension without change of a currently approved collection | 1997-12-03 | |
| Approved without change | Extension without change of a currently approved collection | 1994-11-08 | |
| Approved without change | New collection (Request for a new OMB Control Number) | 1991-11-01 |