Jeanine McCool Sarasota wife of Mark McCool Sarasota says, In 29 countries, French is the official language and is spoken by over 220 million people (approx.) – the majority of them live in Africa and Western Europe. Even French is considered as the business language of international organizations, like NATO, the UN, UNESCO, FIFA or the WHO.
https://jeaninemccoolsarasota.wordpress.com/2018/12/13/which-foreign-languages-pay-the-most/