* The figure for 2015 is a forecast. According to the source, an improved sanitation facility is one that hygienically separates human excreta from human contact.
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, ** 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.
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UNICEF, & WHO. (March 6, 2012). Proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on quality of sanitation facility* [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/278663/quality-of-sanitation-facilities-worldwide/
UNICEF, und WHO. "Proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on quality of sanitation facility*." Chart. March 6, 2012. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/278663/quality-of-sanitation-facilities-worldwide/
UNICEF, WHO. (2012). Proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on quality of sanitation facility*. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/278663/quality-of-sanitation-facilities-worldwide/
UNICEF, and WHO. "Proportion of The World's Population with Access to Sanitation Facilities from 1990 to 2015, Based on Quality of Sanitation Facility*." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 6 Mar 2012, /statistics/278663/quality-of-sanitation-facilities-worldwide/
UNICEF & WHO, Proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on quality of sanitation facility* ÌÇÐÄÆƽâ°æ, /statistics/278663/quality-of-sanitation-facilities-worldwide/ (last visited July 26, 2026)
Proportion of the world's population with access to sanitation facilities from 1990 to 2015, based on quality of sanitation facility* [Graph], UNICEF, & WHO, March 6, 2012. [Online]. Available: /statistics/278663/quality-of-sanitation-facilities-worldwide/
