| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2024 | 4,310,804 | 4,965,901 | 9,276,705 | ||
| Bulgaria | 2024 | 3,272,395 | 3,450,731 | 6,723,126 | ||
| Czechia | 2024 | 5,229,441 | 5,384,735 | 10,614,176 | ||
| Hungary | 2024 | 4,562,456 | 5,004,365 | 9,566,821 | ||
| Slovakia | 2024 | 2,603,063 | 2,765,795 | 5,368,858 | ||
| Moldova | 2024 | 1,561,301 | 1,622,431 | 3,183,732 | ||
| Poland | 2024 | 18,150,360 | 19,417,285 | 37,567,645 | ||
| Romania | 2024 | 10,101,327 | 10,692,612 | 20,793,939 | ||
| Russia | 2024 | 64,305,717 | 74,917,494 | 139,223,211 | ||
| Ukraine | 2024 | 19,807,147 | 22,928,417 | 42,735,564 |