Principal residences in France lacking amenities:[1] Year Running water WC Bath or shower Central heating 1962 21.6% 59.5% 71.1% 80.7% 1968 9.2% 45.2% 52.5% 65.1% 1975 2.8% 26.2% 29.8% 46.9% 1978 1.3% 20.9% 22.9% 39.7%