The Yearbook is a continuation of the publication Statistics of Opole. Detailed statistical data are grouped in 15 thematic sections, which together describe demographic, social and economic situation of the city. An integral part of the Yearbook are review tables containing major data on Opole in the years 2010, 2015, 2020 and 2021 as well as selected information on Opole in comparison with the voivodship in 2021. The statistical material contains general notes with explanations regarding terminology, methodology and the scope of information. Statistical tables have been supplemented with charts, which have enriched the substantive content of the study.