Year Percent of total labor force (Units) 1990 12.327 1991 10.393 1992 11.000 1993 10.600 1994 10.300 1995 5.820 1996 5.880 1997 6.010 1998 6.850 1999 6.740 2000 6.420 2001 6.280 2002 6.010 2003 5.780 2004 5.600 2005 5.310 2006 4.820 2007 4.640 2008 2.380 2009 2.900 2010 2.880 2011 2.220 2012 1.960 2013 2.180 2014 2.100 2015 2.330 2016 2.300 2017 2.240 2018 2.190 2019 2.170 2020 2.480 2021 3.200 2022 2.320 2023 2.010 2024 2.063 2025 2.030 2026 1.998 2027 1.965 2028 1.933 2029 1.933