| Deck License | Unlimited License Mariners |
|---|---|
| Master of any tonnage vessel | 38% |
| Third Mate of any tonnage | 31% |
| Master of limited tonnage | 23% |
| Second Mate of any tonnage | 17% |
| First Class Pilot License | 17% |
| Chief Mate of any tonnage | 13% |
| Mate of limited tonnage | 2% |
NOTE: Percentages sum to greater than 100% because respondents were allowed to mark all licenses that they held whether active, inactive, or expired.
SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics and Maritime Administration, 2002 Mariner Survey, Principal Findings, Washington, DC.