estimated 28% of the Austrian population lived in a detached house, while 5% lived in an attached house, 64% in an apartment or flat, and 4% in other types of homes (trailers, mobile homes, etc.). In terms of amenities, in 1975 an estimated 10% of all houses were without a flush toilet, 1% without electric lighting, 34% without a fixed bath or shower and 8% without piped water. Ireland In 1974 an estimated 27% of the Irish population lived in a detached house, while 55% lived in an attached house, 11% in an apartment or flat, and 8% in other types of homes (trailers, mobile homes, etc.). In terms of amenities, in 1975 an estimated 21% of all houses were without a flush toilet, 2% without electric lighting, 20% without a fixed bath or shower and 14% without piped water. Japan In 1973 an estimated 65% of the Japanese population lived in a detached house, while 12% lived in an attached house, and 23% in an apartment or flat. In terms of amenities, in 1975 an estimated 65% of all houses were without a flush toilet, 1% without electric lighting, 3% without a fixed bath or shower and 1% without piped water. Netherlands In 1974 an estimated 18% of the Dutch population lived in a detached house, while 40% lived in an attached house, 36% in an apartment or flat, and 6% in other types of homes (trailers, mobile homes, etc.). In terms of amenities, in 1975 an estimated 1% of all houses were without a flush toilet, 1% without electric lighting, 2% without a fixed bath or shower and 1% without piped water. Italy In 1974 an estimated 18% of the Italian population lived in a detached house, while 9% lived in an attached house, 65% in an apartment or flat, and 8% in other types of homes (trailers, mobile homes, etc.). In terms of amenities, in 1975 an estimated 4% of all houses were without a flush toilet, 2% without electric lighting, 27% without a fixed bath or shower and 1% without piped water. Norway In 1974 an estimated 45% of the Norwegian population lived in a detached house, while 7% lived in an attached house, 46% in an apartment or flat, and 2% in other types of homes (trailers, mobile homes, etc.). In terms of amenities, in 1975 an estimated 13% of all houses were without a