2024 · 41 countries · % of population · lower is better · source: OECD
Czechia leads; the United States ranks 39 of 41 (18.1 % of population).
| # | Country | % of population | Year |
|---|---|---|---|
| 1 | Czechia | 5.5 | 2023 |
| 2 | Iceland | 5.6 | 2019 |
| 3 | Belgium | 6.3 | 2023 |
| 4 | Denmark | 6.3 | 2022 |
| 5 | Finland | 6.8 | 2023 |
| 6 | Ireland | 7.0 | 2023 |
| 7 | Netherlands | 7.0 | 2023 |
| 8 | Norway | 8.0 | 2022 |
| 9 | Sweden | 8.0 | 2023 |
| 10 | Slovak Republic | 8.3 | 2023 |
| 11 | France | 8.7 | 2023 |
| 12 | Slovenia | 8.8 | 2023 |
| 13 | Poland | 8.8 | 2023 |
| 14 | Austria | 9.3 | 2023 |
| 15 | Luxembourg | 9.6 | 2023 |
| 16 | Hungary | 9.9 | 2022 |
| 17 | Switzerland | 10.7 | 2022 |
| 18 | Portugal | 11.4 | 2023 |
| 19 | Germany | 11.6 | 2022 |
| 20 | Greece | 12.0 | 2023 |
| 21 | Canada | 12.2 | 2023 |
| 22 | Italy | 12.6 | 2023 |
| 23 | United Kingdom | 12.6 | 2023 |
| 24 | Australia | 12.6 | 2020 |
| 25 | Romania | 12.7 | 2023 |
| 26 | Turkiye | 13.2 | 2022 |
| 27 | Spain | 14.1 | 2023 |
| 28 | New Zealand | 14.3 | 2022 |
| 29 | Estonia | 14.4 | 2023 |
| 30 | Bulgaria | 14.6 | 2023 |
| 31 | Korea, Rep. | 14.9 | 2022 |
| 32 | Croatia | 15.0 | 2023 |
| 33 | Mexico | 15.0 | 2022 |
| 34 | Japan | 15.4 | 2021 |
| 35 | Lithuania | 15.6 | 2023 |
| 36 | Latvia | 16.2 | 2023 |
| 37 | Chile | 16.3 | 2022 |
| 38 | Israel | 16.8 | 2022 |
| 39 | United States | 18.1 | 2023 |
| 40 | Brazil | 19.2 | 2022 |
| 41 | Costa Rica | 21.0 | 2024 |