Sources and data
| Source | Vintage | Used for |
|---|---|---|
| US Bureau of Labor Statistics, OEWS | May 2025 | Pay distribution, employment and state figures for 830 US occupations |
| O*NET 31.0 | Aug 2026 | Job descriptions, related occupations, preparation level, interests |
| MHLW Basic Survey on Wage Structure (by occupation) | 2025 | Monthly pay and bonus for 144 Japanese occupations, by age, company size and sex |
| Japanese statutes on special-service pay, Diet allowances and judges' pay | current | Prime Minister, ministers, Diet members, judges |
| 3 U.S.C. §102, Senate and federal courts official pages | current | President, Congress, federal judges |
| League and association releases, securities filings, SEC filings, Forbes estimates | various | Athletes, executives and net-worth figures (with reliability badges) |
US government statistics are public domain; O*NET is CC BY 4.0; Japanese government statistics are used under the Government of Japan Standard Terms of Use (v2.0).