Though the measures led to increases in the birth rate, the number of families having four or more children declined by five percent between 1935 and 1940.[365] Removing women from the workforce did not have the intended effect of freeing up jobs for men, as women were for the most part employed as domestic servants, weavers, or in the food and drink industries—jobs that were not of interest to men.[366] Nazi philosophy prevented large numbers of women from being hired to work in munitions factories in the build-up to the war, so foreign labourers were brought in.