The 1997-98 El Nino averaged 2.18 for five consecutive periods.
The 1982-83 El Nino averaged 2.1 for three consecutive periods.
The current El Nino is eleven periods long so far, averaging 1.49, the '97 was thirteen total averaging 1.56 and the '82 was fifteen total averaging 1.30, according to the most recent data.