| Origin | Finland | Germany | Norway | Portugal | Spain | Sweden | Switzer-
land |
United
Kingdom |
Total |
| Iran (Islamic Republic of) | 20 | 50 | 30 | 0 | * | 70 | 20 | 40 | 230 |
| Notes |
| A zero may indicate that the value is zero or not available. An asterisk (*) indicates a value between 10 and 0. |