Year per 1,000 uninfected population ages 15-49 1990 0.4311588598360072 1991 0.440657435930051 1992 0.4466925155651188 1993 0.45740805046727967 1994 0.4646893454667745 1995 0.46049623856311517 1996 0.45443683322381695 1997 0.4542694736176734 1998 0.4474315342387729 1999 0.4429826271276551 2000 0.4227823906616475 2001 0.4064589576866217 2002 0.3963831430089064 2003 0.3902508200024713 2004 0.3809488357436495 2005 0.3753095613017092 2006 0.3681947751809209 2007 0.36356199918107074 2008 0.3604505039980327 2009 0.35734186550628877 2010 0.354136889693429 2011 0.35142643016239394 2012 0.34881217562547284 2013 0.34191842764793484 2014 0.34116769853954365 2015 0.33927152037095437 2016 0.34071721803709754 2017 0.34037301088790145 2018 0.3391772356999231 2019 0.3366303009698244 2020 0.3303192040401543 2021 0.33454047518741586 2022 0.32618148147236486