Year Percent of total labor force (Units) 1991 6.366 1992 6.420 1993 6.030 1994 6.470 1995 7.090 1996 8.030 1997 9.000 1998 10.150 1999 11.130 2000 10.530 2001 10.650 2002 10.640 2003 11.170 2004 10.070 2005 10.550 2006 9.690 2007 9.280 2008 8.270 2009 9.420 2010 8.034 2011 7.580 2012 6.900 2013 7.225 2014 6.900 2015 8.625 2016 11.650 2017 12.850 2018 12.375 2019 11.975 2020 13.775 2021 13.200 2022 9.250 2023 7.975 2024 8.032 2025 7.884 2026 7.745 2027 7.695 2028 7.660 2029 7.652