  
<prompt> Shekarun tsaka-tsaki a jima'in farko da auren farko
 Shekaru tsaka-tsaki a shekaru 
 [["", "Mata \u2018yan shekara 25-49", "Maza \u2018yan shekara 30-59"], ["Shekarun tsaka-tsaki a jima'in farko", 17.2, 21.7], ["Shekarun tsaka-tsaki a auren farko", 19.1, 27.7]] 
 <response> Shekarun tsaka-tsaki a jima'in farko a tsakanin mata 'yan shekaru 25-49 a Nijeriya sun kasance shekaru 17.2, a yayin da shekarun tsaka-tsaki a tsakanin maza ya kasance shekaru 21.7.  