translate English to French: The rate of unemployment, which was 14.8  per cent in 1975, increased to 22.3 per cent in 1987, and has fallen to 11.7 per cent in 1999.
De 14,8 % en 1975, le taux de chômage est monté à 22,3 % en 1987, pour retomber à 11,7 % en 1999.