Educational attainment of young people by age 19, September 2010 to August 2011, file type: PDF, file size: 302 KB
Cyrhaeddiad addysgol gan bobl ifanc erbyn 19 oed, Medi 2010 i Awst 2011, Saesneg yn unig, math o ffeil: PDF, maint ffeil: 302 KB