Table 2.

Correlation of aggregated national time series with FAO data (1961 to 2018).

Crop	Correlation with FAO (Pearson’s r)
	Area	Production	Yield
Barley	0.999	0.999	0.998
Maize	0.994	0.997	0.998
Oats	0.998	1.000	0.998
Potatoes	0.953	0.968	0.990
Rape	0.999	1.000	0.997
Sugarbeet	0.988	0.999	0.999
Sunflower	0.966	0.994	0.993
Soft wheat	0.978	0.999	0.996