| Active/passive combination-type performance measurement method using change-of-measure framework Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | Germany |
 | 1 | Russian Federation |
| Active/passive combination-type performance measurement method using change-of-measure framework Recent countries visiting this post | |
| 3 | United States |
| 1 | Germany |
| 1 | Russian Federation |