Wales saw GDP decrease by 18.3% compared to the same quarter a year ago, the UK as a whole saw GDP decrease by 20.7%.
Gwelodd Cymru ostyngiad o 18.3% o ran cynnyrch domestig gros o'i gymharu â'r un chwarter flwyddyn yn ôl, a gwelodd y DU gyfan ostyngiad o 20.7%.