Two of the nine best-selling substantive publications of the Organization in 1998-1999 were prepared by the United Nations Statistics Division, the Statistical Yearbook and the Demographic Yearbook.
29. 联合国统计司编写了1998－1999年本组织九种实质性畅销出版物中的两种，《统计年鉴》和《人口学年鉴》。