  
<prompt> Kason matan da suka yi aure 'yan shekaru 15-49 waɗanda suka ba da amsar da ba ta lamba ba ga ainihin adadin 'ya'ya | Kason matan da suka yi aure 'yan shekaru 15-49 waɗanda suka ba da amsar da ba ta lamba ba ga ainihin adadin 'ya'ya | (1990.0, 31.3) (1997.0, 0.5) (2002.0, 3.5) (2007.0, 17.7) (2009.0, 7.8) (2012.0, 3.6) <response> A 2012, kason matan da suka ba da amannar akwai ainihin adadin 'ya'ya ya ƙaru sosai daga kashi 35.1% a 1990 zuwa kashi 15.1% a 2012.  