Table 1.
Region | Period 1961–2012 | Period 2008–2012 | ||||
---|---|---|---|---|---|---|
Mean | Min | Max | Mean | Min | Max | |
World | 6 | 2 | 10 | 9 | 7 | 10 |
Africa | 1 | 0 | 1 | 1 | 1 | 1 |
Asia | 6 | 3 | 9 | 8 | 6 | 9 |
America | 8 | 1 | 22 | 17 | 13 | 22 |
Oceania | 3 | 2 | 4 | 3 | 2 | 3 |
Europe | 13 | 6 | 21 | 7 | 6 | 7 |
Northern Europe | 23 | 11 | 35 | 12 | 11 | 14 |
Eastern Europe | 8 | 2 | 18 | 4 | 3 | 5 |
Southern Europe | 18 | 10 | 25 | 13 | 10 | 15 |
Western Europe | 39 | 8 | 65 | 10 | 8 | 12 |