New information is shown for the quarter that ended on 30 June 2024 and data for January to March 2024 has been revised.
Dangosir gwybodaeth newydd ar gyfer y chwarter a ddaeth i ben ar 30 Mehefin 2024 ac mae data ar gyfer y cyfnod o fis Ionawr i fis Mawrth 2024 wedi'u diwygio.