GDP in Wales decreased by 1.7% in quarter 1 (January to March) 2021 compared with the previous quarter (October to December 2020).
Gostyngodd cynnyrch domestig gros (CDG) yng Nghymru 1.7% yn chwarter 1 (Ionawr i Fawrth) 2021 o gymharu â’r chwarter blaenorol (Hydref i Rhagfyr 2020).