Table 2: Cross-correlation (%) of mode-1 PC time score with linear trend, and with fish catch and crop yield lagged by 1-year. Values above 58 are significant at the 95% confidence interval.

SSH Trend 85 83 83 81 83 81 −26 −19 Fish 26 28 27 11 16 15 −6 38 Crop −16 −26 −27 −37 −39 −39 −10 7