fertility {poplab} | R Documentation

## Age-specific female fertility rates

### Description

A tab-separated text-file storing age-specific fertility rates for a defined calendar period.

### Usage

    fertility

### Format

A matrix.

(a) The first row:
  file header consisting of the keyword `age` and the years for which fertility rates are available.
  For example, it could look like

  `age` | `1955` | `1956` | `1957` | ... | `2002`

(b) The first column:
  age groups (e.g. from 0 to 100)
(c) The remaining columns:
  age-specific fertility rates

### Source

Johansson L. and Finnas F. Fertility of Swedish women born 1927-1960. Orebro: Statistics Sweden; 1983

[Package poplab version 1.0.2 Index]