| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2020 | 4,361,653 | 5,024,884 | 9,386,537 | ||
| Bulgaria | 2020 | 3,365,801 | 3,543,294 | 6,909,095 | ||
| Czechia | 2020 | 5,220,040 | 5,386,539 | 10,606,579 | ||
| Hungary | 2020 | 4,616,131 | 5,069,786 | 9,685,917 | ||
| Slovakia | 2020 | 2,614,223 | 2,775,819 | 5,390,042 | ||
| Moldova | 2020 | 1,626,247 | 1,702,081 | 3,328,328 | ||
| Poland | 2020 | 18,346,146 | 19,592,009 | 37,938,155 | ||
| Romania | 2020 | 10,266,489 | 10,855,695 | 21,122,184 | ||
| Russia | 2020 | 64,818,535 | 75,473,867 | 140,292,402 | ||
| Ukraine | 2020 | 20,137,277 | 23,360,791 | 43,498,068 |