In the context of sexual orientation and gender identity data this allows us to explore trends at a more granular level than we would normally be able to with survey data.
Yng nghyd-destun data ar gyfeiriadedd rhywiol a hunaniaeth o ran rhywedd, mae hyn yn ein galluogi i archwilio tueddiadau ar lefel fanylach nag a fyddai'n bosibl â data arolygon fel arfer.