However, a substantial increase was seen in the export values of Mineral Fuels, up £2.5bn (148.1%) compared with the previous year.
Fodd bynnag, gwelwyd cynnydd sylweddol yng ngwerthoedd allforion Tanwyddau Mwynol, i fyny £2.5bn (148.1%) o'i gymharu â'r flwyddyn flaenorol.