20.45 出版物方面出现差异主要是社会和经济统计出版物造成的，原因是原定于 2018 年发表的一份出版物(欧洲统计师会议，《统计促进可持续发展目标路线图》)于 2017 年印发。
20.45 The variance in publications was driven mainly by publications in social and economic statistics, owing to the fact that one of the publications originally planned for 2018 (Conference of European Statisticians, Road Map on Statistics for Sustainable Development Goals) was printed in 2017.