Chapter 1 of this report reviews developments at the international level with regard to measuring the informal economy. Chapter 2 presents, for the first time, national data from 47 countries and territories, most of them concerning informal employment inside and outside the informal sector. Also national data on employment in the informal economy for 13 countries covering more than one year are presented. This chapter includes a section on the economic contribution of the informal sector and informal employment. Chapter 3 focuses on statistics concerning non-standard employment in developed countries. Chapter 4 presents statistics prepared by WIEGO on specific groups of urban informal workers, and explains the methods used for identifying these groups. This chapter includes recent ILO regional and global estimates of domestic work. Chapter 5 revisits and updates a plan of action for improving statistics on the informal economy and their dissemination. Annex 1 describes data coverage on informal employment and employment, both within and outside the informal sector, for all the regions, while annex 2 contains country-specific tables and explanatory notes, with information on the methodology used for compiling the data shown in the tables.