Şirketlerin gelirleri, 2018 (milyar dolar)

Sinopec: 420.3 Royal Dutch Shell: 388.3 Saudi Aramco: 356 PetroChina: 342.2 BP: 298.7 Exxon Mobil: 279.3 Total: 209.3 Chevron: 158.9 Gazprom: 113.3 Petrobras: 95.5