Year per 1,000 uninfected population 1990 0.023233394264498813 1991 0.025616688532770847 1992 0.02600249497415174 1993 0.029522395865534304 1994 0.03096614414946681 1995 0.032008039361740674 1996 0.032413350613665834 1997 0.033800808407871925 1998 0.03496317583931512 1999 0.03401652625454598 2000 0.03518029975085134 2001 0.03407288939597632 2002 0.032840870123720285 2003 0.03149556740393867 2004 0.03003182967050403 2005 0.029695335666809982 2006 0.02922240692339007 2007 0.028654099349906273 2008 0.028372157948923164 2009 0.028098943041468066 2010 0.027644594599116265 2011 0.026453719892692466 2012 0.030130194164749418 2013 0.031132728981974785 2014 0.03007690817720574 2015 0.029063751346403474 2016 0.03314078642054238 2017 0.03321579234410636 2018 0.0341660435185139 2019 0.03333979583192052 2020 0.036161575143586984 2021 0.03824908051788433 2022 0.04195718272002622