There was a marked increase of 16.0% from 2018 to 2019 (mainly due to significant changes to the ambulance section of the NHS occupation codes manual, see the quality report for more information).
Bu cynnydd amlwg o 16.0% rhwng 2018 a 2019 (yn bennaf oherwydd newidiadau sylweddol i adran ambiwlans llawlyfr codau galwedigaethau’r GIG.