Ọ̀nà tí àwọn nǹkan dojú kọ nínu ibi ìbímọ
Òdiwọ̀n ìdá nínú ìdá ọgọ́ọ̀rún ninu awọn ìbímọ alààyè ninu àwọn ọdún márùn-ún tó saájú ìwádìí oníîbéèrè náà
Ọ̀nà tí àwọn nǹkan dojú kọ nínu ibi ìbímọ | Òdiwọ̀n ìdá nínú ìdá ọgọ́ọ̀rún ninu awọn ìbímọ alààyè ninu àwọn ọdún márùn-ún tó saájú ìwádìí oníîbéèrè náà | (Gbẹ̀bí fun ní ilé ìwòsàn, NDHS ti 1990, 32) (Gbẹ̀bí fun ní ilé, NDHS ti 1990, 66) (Gbẹ̀bí fun ní ilé ìwòsàn, NDHS ti 2003, 33) (Gbẹ̀bí fun ní ilé, NDHS ti 2003, 66) (Gbẹ̀bí fun ní ilé ìwòsàn, NDHS ti 2008, 35) (Gbẹ̀bí fun ní ilé, NDHS ti 2008, 62) (Gbẹ̀bí fun ní ilé ìwòsàn, NDHS ti 2013, 36) (Gbẹ̀bí fun ní ilé, NDHS ti 2013, 63) (Gbẹ̀bí fun ní ilé ìwòsàn, NDHS ti 2018, 39) (Gbẹ̀bí fun ní ilé, NDHS ti 2018, 59)
Òdiwọ̀n ìdá nínú ìdá ọgọ́ọ̀rún àwọn ìgbẹ̀bí tó ńwáyé nínú àwọn ilé ìwòsàn ti pọ̀síi bi akoko ti ńlọ, láti ìdá 35 nínú ìdá ọgọ́ọ̀rún lọ́dún 2008 sí ìdá 36 nínú ìdá ọgọ́ọ̀rún ní 2013 kí ó tó lọ sílẹ̀ sí ìdá 39 nínú ìdá ọgọ́ọ̀rún ní 2018.
Òdiwọ̀n ìdá nínú ìdá ọgọ́ọ̀rún àwọn ìgbẹ̀bí tó ńwáyé nínú àwọn ilé ìwòsàn ti pọ̀síi bi akoko ti ńlọ, láti ìdá 35 nínú ìdá ọgọ́ọ̀rún lọ́dún 2008 sí ìdá 36 nínú ìdá ọgọ́ọ̀rún ní 2013 kí ó tó lọ sílẹ̀ sí ìdá 39 nínú ìdá ọgọ́ọ̀rún ní 2018.