Ozugbo 55% Gbanyụọ Firstzụta Mbụ gị
1964, ihe akaebe ọlaọcha 1992–2018: ọlaọcha 90%, ọla kọpa 10%.; Ihe akaebe ọlaọcha 2019-: 99.9% ọlaọcha 1965-1970, ụfọdụ mkpụrụ ego 1776-1976 San Francisco-minted: oyi akwa nke 80% ọlaọcha, 20% ọla kọpa gbara ya gburugburu nke 79% ọla kọpa, 21% ọlaọcha, ngụkọta 60% ọla kọpa, 40% ọlaọcha.; Mgbasa gburugburu, 1971 na-eweta: oyi akwa nke 75% ọla kọpa, 25% nickel gbara ya gburugburu nke 100% ọla kọpa.
Gosi Usoro Koodu