Year Persons (Millions) 1980 19.432 1981 19.938 1982 20.459 1983 20.944 1984 21.441 1985 21.951 1986 22.469 1987 23.002 1988 23.528 1989 24.075 1990 24.167 1991 24.634 1992 25.095 1993 25.549 1994 25.996 1995 26.384 1996 26.761 1997 27.140 1998 27.519 1999 27.900 2000 28.283 2001 28.666 2002 29.051 2003 29.438 2004 29.826 2005 30.215 2006 30.606 2007 30.998 2008 31.391 2009 31.786 2010 32.182 2011 32.579 2012 32.978 2013 33.378 2014 33.770 2015 34.125 2016 34.487 2017 34.852 2018 35.220 2019 35.587 2020 35.952 2021 36.313 2022 36.669 2023 37.022 2024 37.370 2025 37.712 2026 38.050 2027 38.381 2028 38.706 2029 39.023