Source SIPRI
https://www.sipri.org/sites/default/files/2020-04/military_expenditure_press_release_fre.pdf
https://www.sipri.org/publications/2020/sipri-fact-sheets/trends-world-military-expenditure-2019
Les Top Ten
extraits de https://www.sipri.org/sites/default/files/2020-04/fs_2020_04_milex_0.pdf