Bulgaria Research and development expenditure - data, chart | TheGlobalEconomy.com

Bulgaria: Research and development expenditure, percent of GDP: The latest value from 2021 is 0.77 percent, a decline from 0.85 percent in 2020. In comparison, the world average is 1.25 percent, based on data from 78 countries. Historically, the average for Bulgaria from 1996 to 2021 is 0.59 percent. The minimum value, 0.42 percent, was reached in 1996 while the maximum of 0.95 percent was recorded in 2015.

保加利亚：研究与开发支出占国内生产总值百分比：2021年的最新数据为0.77%，较2020年的0.85%有所下降。与之相比，全球平均水平为1.25%，根据来自78个国家的数据计算得出。从1996年至2021年，保加利亚的平均水平为0.59%。最低值为1996年的0.42%，而最高值为2015年的0.95%。