This is the sum of the total natural external surface water resources and the external groundwater resources.
Date | Valeur | Modifier, % |
---|---|---|
2014 | 0,0 | |
2012 | 0,0 | |
2007 | 0,0 | |
2002 | 0,0 | |
1997 | 0,0 | |
1992 | 0,0 | |
1987 | 0,0 | |
1982 | 0,0 | |
1977 | 0,0 | |
1972 | 0,0 | |
1967 | 0,0 | |
1962 | 0,0 |