Table 3. Host countries reported in primary studies.
| Geographical Context | Count |
|---|---|
| Sweden | 16 |
| United Kingdom | 12 |
| Germany | 11 |
| Multiple countries (two or more countries) | 11 |
| Netherlands | 9 |
| Italy | 9 |
| Spain | 5 |
| Greece | 3 |
| Portugal | 2 |
| Denmark | 2 |
| France | 2 |
| Finland | 2 |
| Norway | 2 |
| Ireland | 2 |
| Switzerland | 1 |
| Slovenia | 1 |
| Cyprus | 1 |
| Grand Total | 91 |