Average age at death broken down by rank group, based on
30,388 records with a known age.
Estimated Births by Decade & Rank Group
Birth year estimated as year of death minus age at death (±1 year).
Data: Births by Decade & Rank Group
| Decade | Rank Group | Count |
| 1830s | NCO | 1 |
| 1840s | Other Rank / Unclassified | 3 |
| 1850s | Junior Officer | 7 |
| 1850s | NCO | 2 |
| 1850s | Other Rank / Unclassified | 29 |
| 1850s | Senior Officer | 3 |
| 1850s | Warrant Officer / Sr NCO | 1 |
| 1860s | General / Flag Officer | 2 |
| 1860s | Junior Officer | 37 |
| 1860s | NCO | 50 |
| 1860s | Other Rank / Unclassified | 147 |
| 1860s | Senior Officer | 21 |
| 1860s | Warrant Officer / Sr NCO | 4 |
| 1870s | General / Flag Officer | 4 |
| 1870s | Junior Officer | 193 |
| 1870s | NCO | 248 |
| 1870s | Other Rank / Unclassified | 827 |
| 1870s | Senior Officer | 66 |
| 1870s | Warrant Officer / Sr NCO | 39 |
| 1880s | General / Flag Officer | 4 |
| 1880s | Junior Officer | 469 |
| 1880s | NCO | 561 |
| 1880s | Other Rank / Unclassified | 1735 |
| 1880s | Senior Officer | 53 |
| 1880s | Warrant Officer / Sr NCO | 54 |
| 1890s | General / Flag Officer | 2 |
| 1890s | Junior Officer | 755 |
| 1890s | NCO | 683 |
| 1890s | Other Rank / Unclassified | 3479 |
| 1890s | Senior Officer | 41 |
| 1890s | Warrant Officer / Sr NCO | 48 |
| 1900s | Junior Officer | 189 |
| 1900s | NCO | 442 |
| 1900s | Other Rank / Unclassified | 1322 |
| 1900s | Senior Officer | 47 |
| 1900s | Warrant Officer / Sr NCO | 50 |
| 1910s | General / Flag Officer | 1 |
| 1910s | Junior Officer | 1045 |
| 1910s | NCO | 834 |
| 1910s | Other Rank / Unclassified | 2322 |
| 1910s | Senior Officer | 92 |
| 1910s | Warrant Officer / Sr NCO | 121 |
| 1920s | General / Flag Officer | 2 |
| 1920s | Junior Officer | 907 |
| 1920s | NCO | 450 |
| 1920s | Other Rank / Unclassified | 2071 |
| 1920s | Senior Officer | 25 |
| 1920s | Warrant Officer / Sr NCO | 107 |
| 1930s | General / Flag Officer | 2 |
| 1930s | Junior Officer | 77 |
| 1930s | NCO | 86 |
| 1930s | Other Rank / Unclassified | 514 |
| 1930s | Senior Officer | 22 |
| 1930s | Warrant Officer / Sr NCO | 28 |
| 1940s | Junior Officer | 119 |
| 1940s | NCO | 236 |
| 1940s | Other Rank / Unclassified | 1065 |
| 1940s | Senior Officer | 33 |
| 1940s | Warrant Officer / Sr NCO | 51 |
| 1950s | Junior Officer | 182 |
| 1950s | NCO | 641 |
| 1950s | Other Rank / Unclassified | 2517 |
| 1950s | Senior Officer | 31 |
| 1950s | Warrant Officer / Sr NCO | 65 |
| 1960s | Junior Officer | 149 |
| 1960s | NCO | 679 |
| 1960s | Other Rank / Unclassified | 2211 |
| 1960s | Senior Officer | 10 |
| 1960s | Warrant Officer / Sr NCO | 40 |