Gumel figba kan ko isiro ni Arizona State University, ki o to di alaga The Michael and Eugenia Brin Endowed E-Nnovate, ni University of Maryland, College Park, ni odun 2022.Awon itokasi.. 
 ní ọdún 2019, a rí 140.11 mílíọ́nù ìbí ènìyàn ní àgbáyé.. 