 
<prompt> Kason haife-haifen da ke a raye a cikin shekaru biyar na kafin bincike waɗanda aka yi ta hanyar fiɗa | Kason haife-haifen da ke a raye a cikin shekaru biyar na kafin bincike waɗanda aka yi ta hanyar fiɗa | (1990.0, 5.6) (1997.0, 10.5) (2002.0, 16.0) (2007.0, 18.5) (2012.0, 28.5) <response> kason haife-haifen da aka yi ta fiɗa ya ƙaru sosai daga kashi 5.6% a 1990 zuwa kashi 28.0% a 2012 Tun 2002, kason haihuwar da aka yi fiɗa ta zarce yadda WHO ta ba da shawara, wannan ya nuna cewa waɗannan haife-haifen da aka yi fiɗa wataƙila ba a yi su bisa matakin lafiya ba.  