Question: When did the team that John Nyskohus played for 45 times leave the Oceania Football Confederation?
Sentence (from "Australia national soccer team"): Officially nicknamed the Socceroos, the team is controlled by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.
Relevant evidence: Yes