Del etter land
| Land | Mengde | Bedrifter |
|---|---|---|
| United States | 27 |
|
| Canada | 1 |
|
| United Kingdom | 1 |
|
| Luxembourg | 1 |
|
| Argentina | 1 |
|
| Taiwan | 1 |
|
| Netherlands | 1 |
|
| Brazil | 1 |
|
