Robuta

https://www.usf.edu/business/state-of-the-region/e-insights-2024/section-3-3-2-passenger-miles-per-capita.aspx
passenger milesper capitasection
https://www.bts.gov/content/table-17-domestic-revenue-passenger-miles-rpms-us-airlines-unadjusted-june-2017
revenue passengertabledomesticmilesrpms