Whilst the measures are still in development, as we continue to work through methodology and data quality issues, we are able to provide a first set of experimental statistics.
Er bod y mesurau'n parhau i gael eu datblygu, gan ein bod yn dal i weithio i ddatrys problemau o ran methodoleg ac ansawdd data, rydym yn gallu darparu'r set gyntaf o ystadegau arbrofol.