Year per 1,000 uninfected population ages 15-49 1990 0.4314760519679857 1991 0.4393585599627436 1992 0.4437521681075675 1993 0.4534026759353002 1994 0.4596568288786372 1995 0.45468007837104857 1996 0.4479360843268801 1997 0.4479415873877462 1998 0.4413084612406528 1999 0.43770310089805664 2000 0.41861246539087893 2001 0.4037899843977604 2002 0.39526931514770247 2003 0.3905657933967468 2004 0.38190529497620057 2005 0.3770272868498176 2006 0.3694480804676799 2007 0.36413663153300474 2008 0.36033952729547575 2009 0.3560676653176127 2010 0.3521602148049716 2011 0.348249875845947 2012 0.34509087276779876 2013 0.3373852912185247 2014 0.33612210298027195 2015 0.3338307366735698 2016 0.3350946254033676 2017 0.33470927841525333 2018 0.3331032108980293 2019 0.3302048707840655 2020 0.32403888259980707 2021 0.3278892933692288 2022 0.3193104297059865