| Name | Count | Oldest | Newest |
|---|---|---|---|
| National Highway Traffic Safety Administration (NHTSA) | 6 | 1980 | 2005 |
| U.S. Department of Transportation (DOT) | 1 | 1989 | 1989 |
| Name | Count | Oldest | Newest |
|---|---|---|---|
| National Highway Traffic Safety Administration (NHTSA) | 6 | 1980 | 2005 |
| U.S. Department of Transportation (DOT) | 1 | 1989 | 1989 |
| Name | Count | Oldest | Newest |
|---|---|---|---|
| Srinivasan, Gowrishankar P. | 1 | 2005 | 2005 |
| Zellner, John W. | 1 | 1982 | 1982 |