In 2023, the United States led global RD&D in energy efficiency, investing $51.26 million PPP, with a modest growth of 2.56% year-on-year. Notable increases include Canada at 7.56% and Slovakia at 43.19%, while significant declines were seen in Switzerland and Mexico. Over the last five years, countries like the Netherlands exhibit strong compound annual growth rates, indicating an increasing commitment to energy efficiency research.
Looking ahead, countries that experienced recent growth spurts like Chile and Slovakia could continue gaining traction. Monitoring emerging markets and fluctuating investments, particularly in European countries, may reveal new leaders in the energy efficiency domain
Top countries in RD&D in Energy Efficiency Share by Country (Million US Dollars PPP = 2020)
| # | 10 Countries | Percent | Last Year | YoY | 5-years CAGR | |
|---|---|---|---|---|---|---|
| 1 | 1 United States | 51.26 | 2023 | +1.52% | +2.56% | View data |
| 2 | 2 Canada | 9.15 | 2023 | +2.79% | +7.56% | View data |
| 3 | 3 United Kingdom | 8.63 | 2023 | +1.2% | +4.79% | View data |
| 4 | 4 France | 7.96 | 2023 | +1.42% | +1.59% | View data |
| 5 | 5 Netherlands | 6.32 | 2023 | +1.53% | +27.88% | View data |
| 6 | 6 Germany | 6.02 | 2023 | +2.24% | +6.22% | View data |
| 7 | 7 Sweden | 3.49 | 2023 | +2.12% | +5.35% | View data |
| 8 | 8 Belgium | 2.17 | 2023 | +9.91% | +4.69% | View data |
| 9 | 9 Switzerland | 1.42 | 2023 | -3.55% | -4.58% | View data |
| 10 | 10 Portugal | 1.03 | 2021 | +14.88% | View data |
