Wales saw the third lowest percentage increase in GDHI per head out of the UK countries and English regions between 1999 and 2016, up 58.8% compared to a 67.4% increase across the UK.
Gwelodd Cymru’r trydydd cynnydd canrannol isaf o’i GDHI y pen o wledydd y DU a rhanbarthau Lloegr rhwng 1999 a 2016, cynnydd o 58.8% o'i gymharu â 67.4% ar draws y DU.