| Total | 
 6 121 | 
 8 089 | 
 | Norway | 
 5 029 | 
 6 597 | 
 | Foreign countries, total | 
 1 092 | 
 1 492 | 
 | Sweden | 
  168 | 
  228 | 
 | Denmark | 
 45 | 
 78 | 
 | Finland | 
 20 | 
 74 | 
 | Iceland | 
 - | 
 11 | 
 | United Kingdom | 
  207 | 
  129 | 
 | Netherlands | 
 51 | 
  133 | 
 | Germany | 
  113 | 
  145 | 
 | France | 
 44 | 
  118 | 
 | Spain | 
 21 | 
 11 | 
 | Switzerland | 
 2 | 
 17 | 
 | Liechtenstein | 
 - | 
 - | 
 | Italy | 
 28 | 
 88 | 
 | Austria | 
 6 | 
 11 | 
 | Belgium | 
 4 | 
 2 | 
 | Portugal | 
 - | 
 60 | 
 | Greece | 
 - | 
 - | 
 | Ireland | 
 - | 
 3 | 
 | Luxembourg | 
 - | 
 - | 
 | Turkey | 
 - | 
 - | 
 | Poland | 
 36 | 
 70 | 
 | Czech Republic | 
 33 | 
 57 | 
 | Slovakia | 
 - | 
 - | 
 | Hungary | 
 - | 
 - | 
 | Estonia | 
 - | 
 - | 
 | Latvia | 
 - | 
 - | 
 | Lithuania | 
 - | 
 10 | 
 | Cyprus | 
 - | 
 - | 
 | Malta | 
 - | 
 - | 
 | Slovenia | 
 - | 
 - | 
 | Ukraine | 
 6 | 
 1 | 
 | Russia | 
 26 | 
 28 | 
 | Other European countries n.e.s. | 
 1 | 
 4 | 
 | United States | 
  136 | 
 85 | 
 | Canada | 
 35 | 
 6 | 
 | Mexico | 
 - | 
 - | 
 | Brazil | 
 2 | 
 5 | 
 | Other South or Central American countries | 
 - | 
 1 | 
 | Australia | 
 19 | 
 18 | 
 | Other Oceanic countries or territories | 
 2 | 
 2 | 
 | Japan | 
 32 | 
 6 | 
 | People's Republic of China | 
 0 | 
 34 | 
 | Republic of Korea | 
 5 | 
 10 | 
 | Other Asian countries | 
 48 | 
 41 | 
 | South Africa | 
 2 | 
 6 | 
 | Other African countries | 
 - | 
 - | 
  |