Year per 1,000 uninfected population ages 15-49 1990 0.018353853794022483 1991 0.02021951659031538 1992 0.021506818014663743 1993 0.02346065784571616 1994 0.027004653071341575 1995 0.03016636838174256 1996 0.03594466545945873 1997 0.03752137107611938 1998 0.03997457266926064 1999 0.0448009974068953 2000 0.04964619813180617 2001 0.05660361497529779 2002 0.062180006743068256 2003 0.06364046524685678 2004 0.06390370985032096 2005 0.061461085251489134 2006 0.05637989367198771 2007 0.05231513559909523 2008 0.04715803987280848 2009 0.044639330950636984 2010 0.03965911008467089 2011 0.037217645626619944 2012 0.037331386275589594 2013 0.03707512731853828 2014 0.037235511606997694 2015 0.03826066378717684 2016 0.04078612991795428 2017 0.04070808291476284 2018 0.0432408137991435 2019 0.04415331535865928 2020 0.0474671643745936 2021 0.0529956051974974 2022 0.05391755151945615