Sales of these fuels accounted for 68% of Russia's total export revenues in 2013, based on data from Russia's Federal Customs Service. Russia received almost four times as much revenue from exports of crude oil and petroleum products as from natural gas. Crude oil exports alone were greater in value than the value of all non-oil and natural gas exports
RB - delusional is more like it. He's in his 50s and thinks he's going to find a 20 something bride from Ukraine who is going to want to be a mother to his two daughters.
Of course they will tell him anything he wants to hear so long as they can get UK immigration.