Expenditures for research and development are current and capital expenditures (both public and private) on creative work undertaken systematically to increase knowledge, including knowledge of humanity, culture, and society, and the use of knowledge for new applications. R&D covers basic research, applied research, and experimental development.
| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Australia | 1.6 | 2.4 | 2.2 | 2.2 | 1.9 | 1.9 | 1.8 | 1.9 | ||||||||
| Japan | 2.9 | 3.1 | 3.1 | 3.2 | 3.2 | 3.3 | 3.4 | 3.2 | 3.1 | 3.2 | 3.2 | 3.2 | 3.3 | 3.3 | 3.4 | |
| Korea, Rep. | 2.1 | 2.5 | 3.3 | 3.6 | 3.9 | 4.0 | 4.1 | 4.0 | 4.0 | 4.3 | 4.5 | 4.6 | 4.8 | 4.9 | 5.2 | |
| Austria | 1.9 | 2.4 | 2.7 | 2.7 | 2.9 | 3.0 | 3.1 | 3.0 | 3.1 | 3.1 | 3.1 | 3.1 | 3.2 | 3.3 | 3.2 | |
| Denmark | 2.2 | 2.4 | 2.9 | 2.9 | 3.0 | 3.0 | 2.9 | 3.1 | 3.1 | 2.9 | 3.0 | 2.9 | 3.0 | 2.8 | 2.9 | |
| Germany | 2.4 | 2.4 | 2.7 | 2.8 | 2.9 | 2.8 | 2.9 | 2.9 | 2.9 | 3.0 | 3.1 | 3.2 | 3.1 | 3.1 | 3.1 | |
| Belgium | 1.9 | 1.8 | 2.1 | 2.2 | 2.3 | 2.3 | 2.4 | 2.4 | 2.5 | 2.7 | 2.9 | 3.2 | 3.4 | 3.4 | 3.4 | |
| Hungary | 0.8 | 0.9 | 1.1 | 1.2 | 1.3 | 1.4 | 1.3 | 1.3 | 1.2 | 1.3 | 1.5 | 1.5 | 1.6 | 1.6 | 1.4 | |
| Ireland | 1.1 | 1.2 | 1.6 | 1.6 | 1.6 | 1.6 | 1.5 | 1.2 | 1.2 | 1.2 | 1.1 | 1.2 | 1.1 | 1.1 | 1.0 | |
| Czechia | 1.1 | 1.2 | 1.3 | 1.5 | 1.8 | 1.9 | 2.0 | 1.9 | 1.7 | 1.8 | 1.9 | 1.9 | 2.0 | 2.0 | 2.0 | |
| Finland | 3.2 | 3.3 | 3.7 | 3.6 | 3.4 | 3.3 | 3.1 | 2.9 | 2.7 | 2.7 | 2.8 | 2.8 | 2.9 | 3.0 | 3.0 | |
| France | 2.1 | 2.1 | 2.2 | 2.2 | 2.2 | 2.2 | 2.3 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.3 | 2.2 | 2.2 | |
| Italy | 1.0 | 1.0 | 1.2 | 1.2 | 1.3 | 1.3 | 1.3 | 1.3 | 1.4 | 1.4 | 1.4 | 1.5 | 1.5 | 1.4 | 1.4 | |
| Mexico | 0.3 | 0.4 | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Israel | 3.8 | 3.9 | 3.9 | 3.9 | 4.1 | 4.1 | 4.2 | 4.3 | 4.6 | 4.7 | 4.9 | 5.3 | 5.8 | 5.8 | 6.0 | |
| Canada | 1.9 | 2.0 | 1.8 | 1.8 | 1.8 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.8 | 1.9 | 1.9 | 1.7 | 1.7 |
| New Zealand | 1.1 | 1.2 | 1.2 | 1.2 | 1.3 | 1.4 | 1.5 | |||||||||
| Estonia | 0.6 | 0.9 | 1.6 | 2.3 | 2.1 | 1.7 | 1.4 | 1.5 | 1.2 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 1.8 | |
| Greece | 0.6 | 0.6 | 0.7 | 0.7 | 0.8 | 0.8 | 1.0 | 1.0 | 1.2 | 1.2 | 1.3 | 1.5 | 1.5 | 1.5 | ||
| Iceland | 2.6 | 2.7 | 2.4 | 1.7 | 1.9 | 2.2 | 2.1 | 2.1 | 2.0 | 2.3 | 2.5 | 2.8 | 2.6 | |||
| Netherlands | 1.8 | 1.8 | 1.7 | 1.9 | 1.9 | 2.2 | 2.2 | 2.1 | 2.2 | 2.2 | 2.1 | 2.2 | 2.3 | 2.3 | 2.3 | |
| Norway | 1.5 | 1.6 | 1.6 | 1.6 | 1.6 | 1.7 | 1.9 | 2.0 | 2.1 | 2.0 | 2.1 | 2.2 | 1.9 | 1.6 | ||
| Poland | 0.6 | 0.6 | 0.7 | 0.8 | 0.9 | 0.9 | 1.0 | 1.0 | 1.0 | 1.0 | 1.2 | 1.3 | 1.4 | 1.4 | 1.5 | |
| Portugal | 0.7 | 0.8 | 1.5 | 1.5 | 1.4 | 1.3 | 1.3 | 1.2 | 1.3 | 1.3 | 1.3 | 1.4 | 1.6 | 1.7 | 1.7 | |
| Slovak Republic | 0.6 | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 | 0.9 | 1.2 | 0.8 | 0.9 | 0.8 | 0.8 | 0.9 | 0.9 | 1.0 | |
| Slovenia | 1.4 | 1.4 | 2.1 | 2.4 | 2.6 | 2.6 | 2.4 | 2.2 | 2.0 | 1.9 | 1.9 | 2.0 | 2.1 | 2.1 | 2.1 | |
| Spain | 0.9 | 1.1 | 1.4 | 1.3 | 1.3 | 1.3 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.3 | 1.4 | 1.4 | 1.4 | |
| Sweden | 3.4 | 3.2 | 3.2 | 3.2 | 3.3 | 3.1 | 3.2 | 3.2 | 3.4 | 3.3 | 3.4 | 3.5 | 3.4 | 3.4 | ||
| Switzerland | 2.3 | 2.9 | 3.1 | 3.1 | 3.2 | 3.3 | ||||||||||
| Turkiye | 0.5 | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.9 | 1.0 | 1.1 | 1.2 | 1.3 | 1.3 | 1.4 | 1.4 | 1.3 | |
| United Kingdom | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 2.3 | 2.3 | 2.3 | 2.3 | 2.7 | 2.7 | 2.9 | 2.9 | ||
| United States | 2.6 | 2.5 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.8 | 2.8 | 2.9 | 3.0 | 3.1 | 3.4 | 3.5 | 3.6 | |
| Luxembourg | 1.6 | 1.6 | 1.4 | 1.4 | 1.2 | 1.2 | 1.2 | 1.3 | 1.3 | 1.2 | 1.2 | 1.2 | 1.1 | 1.0 | 1.0 | |
| Chile | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.4 |