The living standards of Libyans have improved significantly since the 1970s, ranking the country among the highest in Africa. Urbanization, developmental projects, and high oil revenues have enabled the Libyan government to elevate its people's living standards.
Libya: From Africa’s Richest State Under Gaddafi, to Failed State After NATO Intervention
https://www.nationsencyclopedia.com/economies/Africa/Libya-POVERTY-AND-WEALTH.html
https://www.globalresearch.ca/libya-from-africas-richest-state-under-gaddafi-to-failed-state-after-nato-intervention/5408740