国別シェア
| 国 | 量 | 企業 |
|---|---|---|
| Sweden | 1 |
|
| Bermuda | 1 |
|
| Spain | 1 |
|
| United States | 4 |
|
| Germany | 2 |
|
| Canada | 3 |
|
| China | 1 |
|
| Netherlands | 1 |
|
