There has been a small drop in the number of staff at Welsh universities from 20,720 in 2019/20 to 20,385 in 2020/21 (down 2%).
Bu gostyngiad bach yn nifer y staff ym mhrifysgolion Cymru o 20,720 yn 2019/20 i 20,385 yn 2020/21 (i lawr 2%)