| Country | Year | |||||
|---|---|---|---|---|---|---|
| Belarus | 2006 | 4,504,049 | 5,166,647 | 9,670,696 | ||
| Bulgaria | 2006 | 3,667,779 | 3,818,860 | 7,486,639 | ||
| Czechia | 2006 | 4,973,818 | 5,222,512 | 10,196,330 | ||
| Hungary | 2006 | 4,736,124 | 5,211,807 | 9,947,931 | ||
| Slovakia | 2006 | 2,598,225 | 2,756,901 | 5,355,126 | ||
| Moldova | 2006 | 1,859,237 | 1,998,556 | 3,857,793 | ||
| Poland | 2006 | 18,506,233 | 19,673,944 | 38,180,177 | ||
| Romania | 2006 | 10,685,868 | 11,247,254 | 21,933,122 | ||
| Russia | 2006 | 65,431,506 | 75,849,657 | 141,281,163 | ||
| Ukraine | 2006 | 21,326,692 | 24,919,242 | 46,245,934 |