Two city monitors remove unlicensed posts from electric poles around the Bole area. Increasing numbers of street vendors operating without a license have required the employment of more patrol officers. The IMF indicated in 2020 that about a third of all economic activity in the developing world was informal. The adult illiteracy rate of the country which has averaged around 50pc for the last five years has been attributed as one of the causes for the presence of a significant informal sector.