| Speaker Population | Country | % Correct |
|---|---|---|
| 143,800,000 | Russia | 99%
|
| 44,291,413 | Ukraine | 97%
|
| 7,186,862 | Serbia | 96%
|
| 9,468,154 | Belarus | 93%
|
| 7,364,570 | Bulgaria | 93%
|
| 2,058,539 | Macedonia | 86%
|
| 625,266 | Montenegro | 85%
|
| 3,871,643 | Bosnia and Herzegovina | 38%
|