Fertility
The average completed family size for women born in 1967, and reaching age 45 in 2012, was 1.91 children per woman. This compares with their mothers' generation, represented by women born in 1940, who had on average 2.36 children.
Most women who give birth will have two children.
One in 10 women born in 1967 had four or more children but for women born in 1940 one in five would have had four or more children.
One in five women born in 1967 remained childless whereas for women born in 1940 only one in nine would have remained childless.