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Average number of members per private household Japan 1970-2015

Average number of members per private household in Japan from 1970 to 2015

The data display the average number of members per private household in Japan from 1970 to 2015. They also show a downward trend in the average number of members per household. Mainly due to an increase in nuclear families and one-person households, the average size of households dropped to 2.33 members in 2015.

1970 3.41
1975 3.28
1980 3.22
1985 3.14
1990 2.99
1995 2.82
2000 2.67
2005 2.55
2010 2.42
2015 2.33