| Number | Means | Standard deviations | Mínimum | Máximum | Variation 1991-2012 | Variation 2003-2012 | Variation 2007-2012 | Variation 2011-2012 |
Spain | 18 | 2.038 | 0.2832 | 1.544 | 2.396 | +723.892 | +124.712 | −40.992 | −16.658 |
France | 15 | 3692.997 | 0.1573 | 3493.442 | 3974.694 | −360.638* | −453.438* | −68.037 |
|
United Kingdom | 18 | 4972.980 | 0.6098 | 3731.338 | 6013.759 | −1794.917 | −2282.421 | −1220.939 | −291.915 |