An estimated total of £1.7 billion was spent on R&D in 2021 in Wales (current prices); this was an increase of £143 million (9.4%) compared with 2020.
Amcangyfrifwyd bod cyfanswm o £1.7 biliwn wedi ei wario ar Y&D yn 2021 yng Nghymru (prisiau cyfredol); mae hyn yn gynnydd o £143 miliwn (9.4%) o'i gymharu â 2020.