(Cold - Neutral) ENSO anomalies, by season
1984-85, 88-89, 98-99, 1999-2000
based on Dec-Jan Nino3.4 being less than -1.0C


Mar-May(0)
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Jun-Aug(0)
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Sep-Nov(0)
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Dec(0)-Feb(1)
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Mar-May(1)
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