Japan is a leading nation in scientific research, particularly in the natural sciences and engineering. The country ranks twelfth among the most innovative countries in the 2020 Bloomberg Innovation Index and 16th in the Global Innovation Index in 2020, down from 15th in 2019. Relative to gross domestic product, Japan's research and development budget is the second highest in the world, with 867,000 researchers sharing a 19-trillion-yen research and development budget . The country has produced twenty-two Nobel laureates in either physics, chemistry or medicine, and three Fields medalists.