Research and development expenditure, percent of GDP, 2018 - Country rankings:
The average for 2018 based on 82 countries was 1.07 percent.The highest value was in Israel: 4.94 percent and the lowest value was in Mauritania: 0.01 percent. The indicator is available from 1996 to 2019. Below is a chart for all countries where data are available.
Measure: percent; Source: The United Nations
* indicates monthly or quarterly data series
Definition: Gross domestic expenditures on research and development (R&D), expressed as a percent of GDP. They include both capital and current expenditures in the four main sectors: Business enterprise, Government, Higher education and Private non-profit. R&D covers basic research, applied research, and experimental development.