Yn ystod y deuddeg mis rhwng mis Ionawr a mis Rhagfyr 2018 cafwyd 10.21 miliwn o deithiau dros nos i Gymru gan drigolion Prydain Fawr, sy'n gynnydd o 11 y cant o'i gymharu â'r un cyfnod y llynedd. Gwelwyd gwariant o £1,853 miliwn yng Nghymru yn ystod y cyfnod hwn, sy'n gynnydd o 13.8 y cant o'i gymharu â'r llynedd.
In the twelve months from January to December 2018, there were 10.21 million overnight trips to Wales by GB residents, which was an 11 per cent increase on the same period last year. During this period the expenditure in Wales was £1,853 million which was an increase on last year by 13.8 percent.