Table 1 Characteristics of the Korean War veterans, Vietnam War veterans, and national service nonveterans (comparisons)
| Â | Korean War Veterans | Vietnam War Regular Army Veterans | Vietnam War Regular Navy and Air force Veterans | Vietnam War National Service Army Veterans | Total Vietnam War Veterans | Vietnam War National Service Comparisons |
|---|---|---|---|---|---|---|
Characteristics | Â | Frequency (%) | Frequency (%) | Frequency (%) | Frequency (%) | Frequency (%) |
Age* | Â | Â | Â | Â | Â | Â |
   15-19 | 627 (4%) | 1725 (8) | 4940 (27) | 53 (0.3) | 6718 (11) |  |
   20-24 | 8375 (48%) | 9643 (44) | 6585 (36) | 18823 (98) | 35051 (59) | 24729 (100) |
   25-29 | 5470 (31%) | 4216 (19) | 2928 (16) | 363 (2) | 7507 (13) |  |
   30-34 | 1663 (10%) | 2596 (12) | 1447 (8) |  | 4043 (7) |  |
   35+ | 1246 (7%) | 3660 (17) | 2200 (12) |  | 5869 (7) |  |
Service | Â | Â | Â | Â | Â | Â |
   Navy | 5742 (33%) |  | 13534 (75) |  | 13534 (23) |  |
   Army | 10482 (60%) | 21840 (100) |  | 19239 (100) | 41079 (69) | 24729 (100) |
   Air Force | 1157 (7%) |  | 4566 (25) |  | 4566 (8) |  |
Total | 17381 | 21840 | 18100 | 19239 | 59179 | 24729 |