| Bootstrapping Self-Organizing Maps to assess the statistical significance of local proximity Recent countries visiting this post |  |
 | 5 | United States |
 | 3 | |
 | 2 | Sweden |
 | 1 | South Africa |
| Bootstrapping Self-Organizing Maps to assess the statistical significance of local proximity Recent countries visiting this post | |
| 5 | United States |
| 3 | |
| 2 | Sweden |
| 1 | South Africa |