Statistical Agencies

Total fertility rate

Total fertility rate (5-year averages) from UN DESA World Population Prospects 2024 indicator id 19 (TFR5). Value is the average number of live births per woman over her reproductive life span.

get/api/v1/un-population/fertility

Query parameters

locationstring required

Country or area as ISO3 (USA), ISO2 (US), or M49 numeric (840).

start_yearinteger nullable

Start year of the requested range (YYYY). Defaults to current_year - 5.

end_yearinteger nullable

End year of the requested range (YYYY). Defaults to current_year.

Response

Total fertility rate rows by year.

Example response

{
  "meta": {
    "endpoint": "/api/v1/fred/us/cpi",
    "data_time": "2026-04-16T14:30:00Z",
    "response_time": "2026-04-16T14:30:12Z",
    "provider": "Sugra API v1.0.1",
    "data_age_days": 8.532,
    "source": "sugra_crypto",
    "attribution": "Short interest and Reg SHO daily short volume data is owned by and sourced from FINRA (Financial Industry Regulatory Authority).",
    "fallback_chain": [
      "sugra_crypto",
      "sugra_finance"
    ],
    "period": "2026-Q1",
    "notes": "the UKMTO report behind these counts is dated 2026-08-21 and is 11 days old"
  }
}

Changes

Changed in 2 of the 22 revisions of this API.15

Sep 1, 2026328d061c12ca3See the full diff
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  added the optional property meta/data_age_days to the response with the 200 status
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  added the optional property meta/period to the response with the 200 status
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Aug 8, 20264c4530760ba112See the full diff
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  added the optional property code to the response with the 401 status
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  added the optional property code to the response with the 503 status
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  added the optional property hint to the response with the 401 status
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  added the optional property hint to the response with the 429 status
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  added the optional property hint to the response with the 503 status
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  added the optional property plan to the response with the 401 status
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  added the optional property plan to the response with the 429 status
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  added the optional property plan to the response with the 503 status
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  added the optional property reason to the response with the 401 status
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  added the optional property reason to the response with the 429 status
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  added the optional property reason to the response with the 503 status
  response-optional-property-added

Full history