Year % of total labor force 1992 0.3870593168403058 1993 0.6744552761961802 1994 0.5495350933110589 1995 0.7806246132359871 1996 0.7959813074644233 1997 0.9226321670579309 1998 1.0632626377848398 1999 1.1411668430970667 2000 1.1299955840962042 2001 1.0981704179967566 2002 1.2388768739924565 2003 1.2063516649142298 2004 0.892325996430696 2005 1.1966696683130849 2006 1.013460199246275 2007 1.016552377135123 2008 1.0079338795375024 2009 0.7927088242309998 2010 0.8435958603650789 2011 0.8368529671167724 2012 0.8415980703253985 2013 0.8459938146817445 2014 0.8527222602033779 2015 0.9348797803032516 2016 0.9261242279886318 2017 0.8570228739405056 2018 0.9520331591728395 2019 0.9952979282162697 2020 0.9943478427623551