Year % (modeled ILO estimate) 1991 71.201 1992 71.48 1993 71.885 1994 71.656 1995 70.986 1996 71.729 1997 72.351 1998 73.02 1999 72.987 2000 72.948 2001 72.902 2002 72.844 2003 72.772 2004 72.685 2005 72.544 2006 72.353 2007 72.155 2008 71.954 2009 71.753 2010 71.556 2011 71.367 2012 71.19 2013 71.024 2014 70.87 2015 70.494 2016 70.226 2017 70.012 2018 71.472 2019 73.011 2020 71.731 2021 71.71 2022 71.45 2023 71.708