HC Deb 18 June 1980 vol 986 c560W
Mr. Marlow

asked the Secretary of State for Social Services if net migration added to or subtracted from the figure for live births is defined at net replacement of population, what, for each of the last 20 years, has been the coloured percentage of the net replacement of United Kingdom population ; and what is the likely outcome with regard to the future mix of the United Kingdom population.

Sir George Young

I shall let my hon. Friend have a reply as soon as possible.