Table 10,,, Reporting for National Defense Service,,, Days to report,Unlimited License Mariners,Unlicensed Mariners, < 4 days,33%,38%, 4 - 9 days,43%,40%, > 9 days,25%,21%, "SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics and Maritime Administration, 2002 Mariner Survey, Principal Findings, Washington, DC.",,,