New Zealand does not exist, it's all Australia
Joking aside, the terribly incomplete list of countries is an issue that we all know about, but in the list of bug-fixing from the site, there are a lot of higher priority bugs before this. So, patience is the word, the time will come when that bug is fixed at last...
(And the joke about Australia is because there are a lot of people from New Zealand masquerading as Australians 
)