| Code | Label | Definition |
|---|---|---|
| AL | Albania | |
| AT | Austria | |
| BA | Bosnia and Herzegovina | |
| BE | Belgium | |
| BG | Bulgaria | |
| CH | Switzerland | |
| CY | Cyprus | |
| CZ | Czech Republic | |
| DE | Germany | |
| DK | Denmark | |
| EE | Estonia | |
| ES | Spain | |
| FI | Finland | |
| FR | France | |
| GB | United Kingdom | |
| GR | Greece | |
| HR | Croatia | |
| HU | Hungary | |
| IE | Ireland | |
| IS | Iceland | |
| IT | Italy | |
| LI | Liechtenstein | |
| LT | Lithuania | |
| LU | Luxembourg | |
| LV | Latvia | |
| ME | Montenegro | |
| MK | Macedonia, the Former Yugoslav Republic of | |
| MT | Malta | |
| NL | Netherlands | |
| NO | Norway | |
| PL | Poland | |
| PT | Portugal | |
| RO | Romania | |
| RS | Serbia | |
| SE | Sweden | |
| SI | Slovenia | |
| SK | Slovakia | |
| TR | Turkey |
European Environment Agency
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