2018-01-14 専業主婦世帯と共働き世帯の推移 / huse wife or double income Ta式日本語教室 N2 English politics 朝日新聞社とYahoo!ニュースの共同企画:連載「平成家族」(4) news.yahoo.co.jp the number of house-wife family and double-income family after 1980 (quoted form the linked page above / 上記ページより引用) How about in your country?