| 
                         Approved without change  | 
                        No material or nonsubstantive change to a currently approved collection | 2002-10-04 | |
| 
                         Approved without change  | 
                        No material or nonsubstantive change to a currently approved collection | 2002-10-04 | |
| 
                         Approved without change  | 
                        Extension without change of a currently approved collection | 2001-02-23 | |
| 
                         Approved without change  | 
                        No material or nonsubstantive change to a currently approved collection | 2001-01-19 | |
| 
                         Approved without change  | 
                        Extension without change of a currently approved collection | 1997-03-28 | |
| 
                         Approved without change  | 
                        Revision of a currently approved collection | 1994-03-17 | |
| 
                         Approved without change  | 
                        Reinstatement with change of a previously approved collection | 1991-03-20 | |
| 
                         Withdrawn  | 
                        Reinstatement without change of a previously approved collection | 1990-12-19 | |
| 
                         Approved without change  | 
                        Revision of a currently approved collection | 1987-04-15 | |
| 
                         Approved without change  | 
                        New collection (Request for a new OMB Control Number) | 1984-07-12 |