The following codes are used in the country allocation plots to denote a country:

code    country
AUT   Austria
BEL   Belgium
BGR   Bulgaria
CHE   Switzerland
CZE   Czech Republic
DEE   Germany
DNK   Denmark
EST   Estonia
GRC   Greece
ESP   Spain
FIN   Finland
FRA   France
HRV   Croatia
HUN   Hungary
IRL   Ireland
ISL   Iceland
ITA   Italy
LTU   Lithuania
LVA   Latvia
NLD   Netherlands
NOR   Norway
POL   Poland
PRT   Portugal
ROU   Romania
SWE   Sweden
SVN   Slovenia
SVK   Slovakia
GBR   Great Britain
TUR   Turkey
UKR   Ukraine
BLR   Belarus
LUX   Luxemburg
CYP   Cyprus
MLT   Malta
MNE   Montenegro
YUG   Yugoslavia
MKD   FYR Macedonia
BIH   Bosnia and Herzegovina
XKX   Kosovo
ALB   Albania
RUS   Russia
GRL   Greenland

In addition, also the following non-country labels are used:

SEA    International shipping on seas
OTHER   Contribution from countries that did not get their own land code, including e.g. Kazachstan, Georgie, etc.
Natural   Natural origin, e.g. sea salt, mineral dust, NOx emissions from soils, and forest fires
Boundary   Origin outside the model domain (i.e. other continents), includes a large contribution of desert dust for southern Europe
REST   Source categories with less than 10% relative contribution to the total modelled mass are combined under this label.