Year Persons (Millions) 1985 0.222 1986 0.226 1987 0.234 1988 0.241 1989 0.246 1990 0.253 1991 0.260 1992 0.267 1993 0.274 1994 0.281 1995 0.287 1996 0.295 1997 0.302 1998 0.310 1999 0.317 2000 0.325 2001 0.333 2002 0.340 2003 0.346 2004 0.352 2005 0.359 2006 0.365 2007 0.370 2008 0.375 2009 0.380 2010 0.387 2011 0.393 2012 0.399 2013 0.403 2014 0.408 2015 0.412 2016 0.417 2017 0.426 2018 0.437 2019 0.451 2020 0.442 2021 0.441 2022 0.442 2023 0.442 2024 0.442 2025 0.442 2026 0.442 2027 0.442 2028 0.443 2029 0.444