 The continental teams comprised Africa, Asia, Oceania, the rest of the Americas (North American, Central American and Caribbean Athletic Association and Confederación Sudamericana de Atletismo), and the rest of Europe.Beginning with the 2010 event in Split, Croatia, the format was changed and the competition renamed the IAAF Continental Cup.The number of regional teams was reduced to four (Africa, Asia/Pacific, Europe and the Americas) each represented by two athletes or one relay team in every event, and national teams were eliminated.