Year Persons (Millions) 1980 20.126 1981 20.216 1982 20.200 1983 20.304 1984 20.436 1985 20.550 1986 20.660 1987 20.793 1988 20.953 1989 21.169 1990 21.478 1991 21.616 1992 21.574 1993 21.258 1994 20.867 1995 20.713 1996 20.771 1997 20.810 1998 21.000 1999 21.226 2000 21.545 2001 21.915 2002 22.179 2003 22.194 2004 22.301 2005 22.344 2006 22.691 2007 22.829 2008 23.035 2009 22.518 2010 22.333 2011 22.417 2012 22.304 2013 21.852 2014 21.922 2015 22.121 2016 22.449 2017 22.735 2018 22.959 2019 23.109 2020 22.385 2021 22.554 2022 23.100 2023 23.580 2024 23.615 2025 23.650