R_FERTILITY = (BIRTH_TOT:total * 1000.0) / AGE_FERTILE:female/F
| Data Role | Period Covered | Authority | Source | Details | Method |
|---|---|---|---|---|---|
| BIRTH_TOT:total | 1861 | RG_AR | Annual Report | Registrar General, Annual Report (HM Stationery Office) , 1861 | Counts for historical Registration Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1861 | SRC | GBH Source Documentation System | 1861 Census of England and Wales, Ages, Table 2 , 'Ages of Males and Females in Superintendent Registrars' Districts' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1881 | RG_QR | Quarterly Report | Registrar General, Quarterly Report (HM Stationery Office) , 1881 | Counts for historical Registration Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1881 | SRC | GBH Source Documentation System | 1881 Census of England and Wales, Ages, Table 2 , 'Ages of Males and Females in Registration Districts' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1891 | RG_QR | Quarterly Report | Registrar General, Quarterly Report (HM Stationery Office) , 1891 | Counts for historical Registration Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1891 | SRC | GBH Source Documentation System | 1891 Census of England and Wales, Ages, Table 2 , 'Ages of Males and Females in Registration Districts' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1911 | RG_AR | Annual Report | Registrar General, Annual Report (HM Stationery Office) , 1911 | Counts for historical Registration Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1911 | SRC | GBH Source Documentation System | 1911 Census of England and Wales, Ages, Table 8 , 'Administrative Counties, Urban Districts and Rural Districts - Persons, Males and Females at each year of age under 21 and in quinquennial age-groups in each Administrative County (inclusive and exclusive of associated County Boroughs) and in the aggregates of Urban Districts, of County Boroughs and of Rural districts. Also Males and Females at these ages in each County Borough, Municipal Borough, other Urban District and Rural District, 1911' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1931 | RG_SR | Statistical Review | Registrar General, Statistical Review (HM Stationery Office) , 1931, Part I | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1931 | SRC | GBH Source Documentation System | 1931 Census of England and Wales, County Report Part I, Table 15 , 'Ages and Marital Conditions - Abridged Analysis' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1951 | RG_SR | Statistical Review | Registrar General, Statistical Review (HM Stationery Office) , 1951, Part I | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1951 | SRC | GBH Source Documentation System | 1951 Census of England and Wales, County Report, Table 22 , 'Ages (quinary) by Marital Condition - Abridged Analysis', for 'Urban Areas with population of less than 50,000, RD' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1961 | RG_SR | Statistical Review | Registrar General, Statistical Review (HM Stationery Office) , 1961, Part I | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1961 | SRC | GBH Source Documentation System | 1961 Census of England and Wales, County Report, Table 6 , 'Age and Marital Condition', for 'LAA, Con, NT' | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1971 | RG_SR | Statistical Review | Registrar General, Statistical Review (HM Stationery Office) , 1971, Part I | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1971 | CASWEB_1971 | Census 1971 data | UK Data Service, Census 1971 data (Tables SAS06 and SAS07) | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1981 | ONS_NS | Neighbourhood Statistics | Office for National Statistics, Neighbourhood Statistics | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1981 | CASWEB_1981 | Census 1981 data | UK Data Service, Census 1981 data (Table SAS02: "Age and Marital Status: All Residents) | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 1991 | ONS_NS | Neighbourhood Statistics | Office for National Statistics, Neighbourhood Statistics | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 1991 | NOMIS | NOMIS - Official Census and Labour Market Statistics | Office for National Statistics, NOMIS - Official Census and Labour Market Statistics (Table S02 Age and marital status: Residents [100%]) | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 2001 | ONS_NS | Neighbourhood Statistics | Office for National Statistics, Neighbourhood Statistics | Counts for historical Local Government Districts redistricted by vector overlay |
| AGE_FERTILE:female/F | 2001 | NOMIS | NOMIS - Official Census and Labour Market Statistics | Office for National Statistics, NOMIS - Official Census and Labour Market Statistics (Table CS001 - Age by sex and resident type) | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 2011 | ONS_NS | Neighbourhood Statistics | Office for National Statistics, Neighbourhood Statistics (Birth Summary Tables - England and Wales) | Exact count provided by a government statistical office for this area |
| AGE_FERTILE:female/F | 2011 | NOMIS | NOMIS - Official Census and Labour Market Statistics | Office for National Statistics, NOMIS - Official Census and Labour Market Statistics (Table LC1117EW - "Sex by age") | Exact count provided by a government statistical office for this area |
| BIRTH_TOT:total | 2021 | NOMIS | NOMIS - Official Census and Labour Market Statistics | Office for National Statistics, NOMIS - Official Census and Labour Market Statistics (Live births in England and Wales down to local authority local area) | Exact count provided by a government statistical office for this area |
| AGE_FERTILE:female/F | 2021 | ONS_CustomData | ONS "Create a Custom Dataset" | Office for National Statistics, ONS "Create a Custom Dataset" ("Age" (23 way) by "Sex") | Exact count provided by a government statistical office for this area |
Live births per thousand women aged 20 to 49. The General Fertility Rate is usually defined relative to the number of women aged 15 to 49, but in Britain the ages 20 to 49 are generally more appropriate.