Del etter land
| Land | Mengde | Bedrifter |
|---|---|---|
| United States | 24 |
|
| Japan | 2 |
|
| Taiwan | 1 |
|
| China | 4 |
|
| South Korea | 1 |
|
| Singapore | 1 |
|
| United Kingdom | 1 |
|
| Netherlands | 1 |
|
