Geographical distribution of respondents for rounds 1 and 2
| Country | Round 1 (n=94) | Round 2 (n=75) | ||
| Frequency | Per cent | Frequency | Per cent | |
| Northern Europe | 31 | 33.0 | 20 | 26.7 |
| Central Europe | 39 | 41.5 | 31 | 41.3 |
| Southern Europe | 24 | 25.5 | 24 | 32.0 |
| Total | 94 | 100.0 | 75 | 100.0 |