Table 4: Correlation (95% significance level) among all the selected MO indices (annual time series): MOPC based on principal component analysis and the other station-based MO indices (MOAC for Algiers-Cairo; MOGI for Gibraltar-Israel; MOFL for France-Levantine; and MOMJ for Marseille-Jerusalem; see text for details).

MOPCMOACMOGIMOFL

MOAC0.41
MOGIn.s0.36
MOFL0.500.420.40
MOMJ0.620.660.590.76