Wales saw the second lowest percentage increase in GDHI per head out of the UK countries and English regions between 1999 and 2017, up 58.8% compared to a 68.9% increase across the UK.
Gwelodd Cymru’r ail cynnydd canrannol isaf o’i GDHI y pen o wledydd y DU a rhanbarthau Lloegr rhwng 1999 a 2017, cynnydd o 58.8% o'i gymharu â 68.9% ar draws y DU.