| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2019 | 4,372,266 | 5,037,395 | 9,409,661 | ||
| Bulgaria | 2019 | 3,388,454 | 3,565,091 | 6,953,545 | ||
| Czechia | 2019 | 5,214,205 | 5,383,955 | 10,598,160 | ||
| Hungary | 2019 | 4,628,023 | 5,084,455 | 9,712,478 | ||
| Slovakia | 2019 | 2,615,236 | 2,776,717 | 5,391,953 | ||
| Moldova | 2019 | 1,641,905 | 1,721,788 | 3,363,693 | ||
| Poland | 2019 | 18,381,652 | 19,622,764 | 38,004,416 | ||
| Romania | 2019 | 10,304,351 | 10,892,976 | 21,197,327 | ||
| Russia | 2019 | 64,901,228 | 75,564,666 | 140,465,894 | ||
| Ukraine | 2019 | 20,146,529 | 23,382,970 | 43,529,499 |