| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2012 | 4,432,110 | 5,104,528 | 9,536,638 | ||
| Bulgaria | 2012 | 3,538,964 | 3,700,201 | 7,239,165 | ||
| Czechia | 2012 | 5,143,129 | 5,340,711 | 10,483,840 | ||
| Hungary | 2012 | 4,695,169 | 5,168,495 | 9,863,664 | ||
| Slovakia | 2012 | 2,608,973 | 2,772,095 | 5,381,068 | ||
| Moldova | 2012 | 1,750,136 | 1,861,274 | 3,611,410 | ||
| Poland | 2012 | 18,518,104 | 19,728,565 | 38,246,669 | ||
| Romania | 2012 | 10,531,272 | 11,110,961 | 21,642,233 | ||
| Russia | 2012 | 65,070,581 | 75,693,635 | 140,764,216 | ||
| Ukraine | 2012 | 20,752,642 | 24,230,509 | 44,983,151 |