ODI format of 50 overs per side came in practice from 1979/80 in Australia with colored cloths and day\night match. From that season most teams started following 50-overs format except England which continued playing 55-overs ODI at home until 1995. However, England also started playing 50-overs match at home from 1996 v India. From that 50-overs format remained in ODI.