Year Persons (Millions) 1980 17.546 1981 17.987 1982 18.430 1983 18.873 1984 19.318 1985 19.766 1986 20.219 1987 20.676 1988 21.135 1989 21.588 1990 22.032 1991 22.480 1992 22.924 1993 23.366 1994 23.806 1995 24.243 1996 24.689 1997 25.145 1998 25.593 1999 26.014 2000 26.390 2001 26.715 2002 26.999 2003 27.255 2004 27.492 2005 27.722 2006 27.935 2007 28.122 2008 28.300 2009 28.485 2010 28.693 2011 28.906 2012 29.113 2013 29.341 2014 29.616 2015 29.964 2016 30.423 2017 30.974 2018 31.562 2019 32.131 2020 32.626 2021 33.035 2022 33.397 2023 33.731 2024 34.068 2025 34.409 2026 34.753 2027 35.101 2028 35.452 2029 35.806