Year % of total labor force (modeled ILO estimate) 1991 1.578 1992 1.56 1993 1.532 1994 1.493 1995 1.486 1996 1.49 1997 1.496 1998 1.378 1999 1.383 2000 1.426 2001 1.47 2002 1.807 2003 2.146 2004 2.748 2005 3.1 2006 2.532 2007 2.027 2008 1.59 2009 1.212 2010 0.721 2011 0.317 2012 2.177 2013 1.4 2014 0.524 2015 0.558 2016 0.555 2017 0.564 2018 0.546 2019 0.544 2020 0.62 2021 0.819 2022 0.552 2023 0.55