In 1963 woonde 80% van de Fransen in zijn of haar geboortestreek en in 1990 bedroeg dat percentage nog altijd 70 (Percheron, 1992). ###>In 1963, 80 per cent of French people lived in the region they were born in, and in 1990 this figure stood at 70 per cent (Percheron 1992).