Quality of sanitation facilities: world 1990-2015
This statistic represents the proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on the quality of the sanitation facility used. In 1990, 49 percent of the global population had access to improved sanitation facilities. According to the source, an improved sanitation facility is one that hygienically separates human excreta from human contact.
