Del etter land
| Land | Mengde | Bedrifter |
|---|---|---|
| Netherlands | 2 |
|
| United States | 12 |
|
| Sweden | 1 |
|
| United Kingdom | 4 |
|
| Ireland | 1 |
|
| Spain | 2 |
|
| Canada | 2 |
|
| Norway | 1 |
|
| Germany | 1 |
|
| Italy | 1 |
|
| Denmark | 1 |
|
| China | 1 |
|
