It has not been possible to analyse breakdowns by age group or sex for all characteristics in this article due to the tool’s built in statistical disclosure controls at the small area level.
Ni fu'n bosibl dadansoddi yn ôl grŵp oedran neu ryw ar gyfer holl nodweddion yr erthygl hon oherwydd rheolaethau datgelu ystadegau integredig yr adnodd ar lefel ardal fach.