| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2013 | 4,423,667 | 5,096,197 | 9,519,864 | ||
| Bulgaria | 2013 | 3,518,430 | 3,682,156 | 7,200,586 | ||
| Czechia | 2013 | 5,154,880 | 5,348,577 | 10,503,457 | ||
| Hungary | 2013 | 4,687,332 | 5,158,643 | 9,845,975 | ||
| Slovakia | 2013 | 2,611,896 | 2,774,650 | 5,386,546 | ||
| Moldova | 2013 | 1,734,468 | 1,840,832 | 3,575,300 | ||
| Poland | 2013 | 18,510,021 | 19,725,598 | 38,235,619 | ||
| Romania | 2013 | 10,502,310 | 11,084,065 | 21,586,375 | ||
| Russia | 2013 | 65,064,410 | 75,706,849 | 140,771,259 | ||
| Ukraine | 2013 | 20,723,699 | 24,155,903 | 44,879,602 |