Agricultural statistics

The statistical information used (from the National Institute of Statistics) is the agricultural annual yields for each crop (100 kg/ha), at agricultural circumscriptions and regional scale.
R esults are expressed in map, graph and tabular forms.
Y ields are expressed in absolute value for the current year or in relative value compared to the value of the year before the current year, compared to the long-term yield average (five previous years) and compared to the national yield of the year already mentioned.