| Value | Category | Cases | |
|---|---|---|---|
| 1 | Russia | 7290 |
88.3%
|
| 2 | Kazakhstan | 98 |
1.2%
|
| 3 | South Korea | 32 |
0.4%
|
| 4 | Turkey | 304 |
3.7%
|
| 5 | USA | 76 |
0.9%
|
| 96 | Other | 457 |
5.5%
|
| Sysmiss | 315793 |