| Country | Year | |||||
|---|---|---|---|---|---|---|
| Albania | 2027 | 1,512,201 | 1,561,166 | 3,073,367 | ||
| Andorra | 2027 | 42,891 | 41,315 | 84,206 | ||
| Bosnia and Herzegovina | 2027 | 1,817,401 | 1,915,167 | 3,732,568 | ||
| Gibraltar | 2027 | 14,665 | 14,738 | 29,403 | ||
| Greece | 2027 | 5,122,407 | 5,428,535 | 10,550,942 | ||
| Croatia | 2027 | 1,955,817 | 2,094,795 | 4,050,612 | ||
| Italy | 2027 | 29,889,049 | 32,213,163 | 62,102,212 | ||
| Kosovo | 2027 | 1,028,916 | 970,567 | 1,999,483 | ||
| Montenegro | 2027 | 311,956 | 315,732 | 627,688 | ||
| Macedonia | 2027 | 1,042,105 | 1,055,422 | 2,097,527 | ||
| Malta | 2027 | 207,924 | 209,493 | 417,417 | ||
| Portugal | 2027 | 5,247,383 | 5,440,098 | 10,687,481 | ||
| Serbia | 2027 | 3,271,608 | 3,448,376 | 6,719,984 | ||
| Slovenia | 2027 | 909,354 | 964,489 | 1,873,843 | ||
| San Marino | 2027 | 16,967 | 18,230 | 35,197 | ||
| Spain | 2027 | 25,384,383 | 26,048,779 | 51,433,162 |