| TREC-10 Experiments at University of Maryland CLIR and Video Recent countries visiting this post |  |
 | 4 | United States |
 | 1 | China |
 | 1 | Russian Federation |
| TREC-10 Experiments at University of Maryland CLIR and Video Recent countries visiting this post | |
| 4 | United States |
| 1 | China |
| 1 | Russian Federation |