Student load and guided learning hours at further education institutions by 16 to 18 and 19 plus, August 2019 to July 2020
Llwyth myfyrwyr ac oriau dysgu dan arweiniad mewn sefydliadau addysg bellach rhwng 16 a 18 a 19 oed a throsodd, Awst 2019 i Orffennaf 2020