| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2009 | 4,459,223 | 5,128,888 | 9,588,111 | ||
| Bulgaria | 2009 | 3,597,031 | 3,752,268 | 7,349,299 | ||
| Czechia | 2009 | 5,098,723 | 5,300,492 | 10,399,215 | ||
| Hungary | 2009 | 4,715,638 | 5,193,280 | 9,908,918 | ||
| Slovakia | 2009 | 2,600,318 | 2,760,963 | 5,361,281 | ||
| Moldova | 2009 | 1,799,714 | 1,925,088 | 3,724,802 | ||
| Poland | 2009 | 18,488,017 | 19,685,674 | 38,173,691 | ||
| Romania | 2009 | 10,615,140 | 11,186,292 | 21,801,432 | ||
| Russia | 2009 | 65,090,536 | 75,645,693 | 140,736,229 | ||
| Ukraine | 2009 | 20,928,965 | 24,514,769 | 45,443,734 |