Kammala wannan jumla: Gyan shi ne dan wasan da ya fi kowa zura kwallo a tawagar Ghana, da kwallaye 51. Ya wakilci Ghana a gasar cin kofin duniya na 2006, 2010 da 2014. Tare da kwallaye 6, shi ne babban dan wasan Afirka a tarihin gasar cin kofin duniya. Gyan ya kuma wakilci Ghana a wasannin Olympics na bazara na 2004 da kuma a gasar cin kofin Afirka bakwai a 2008, 2010, 2012, 2013, 2015, 2017 da
2019, yana taimaka musu su gama a matsayi na uku a 2008 da na biyu a 2010 da 2015.