Year | Value | 2022 | 65,067,459 | 2021 | 64,513,567 | 2020 | 64,410,589 | 2019 | 64,294,010 | 2018 | 64,096,118 | 2017 | 63,861,626 | 2016 | 63,592,936 | 2015 | 63,062,064 | 2014 | 62,510,392 | 2013 | 62,242,278 | 2012 | 62,064,608 | 2011 | 61,940,177 | 2010 | 62,940,432 | 2009 | 62,877,220 | 2008 | 62,875,807 | 2007 | 62,833,410 | 2006 | 62,753,557 | 2005 | 62,660,267 | 2004 | 62,529,997 | 2003 | 62,376,854 | 2002 | 62,174,878 | 2001 | 61,902,439 | 2000 | 61,629,857 | 1999 | 61,376,500 | 1998 | 61,167,004 | 1997 | 60,986,289 | 1996 | 60,725,922 | 1995 | 60,378,049 | 1994 | 60,028,206 | 1993 | 59,647,492 | 1992 | 59,146,205 | 1991 | 58,625,381 | 1990 | 58,079,842 | 1989 | 57,469,536 | 1988 | 57,044,790 | 1987 | 56,695,484 | 1986 | 56,438,249 | 1985 | 56,485,448 | 1984 | 56,792,461 | 1983 | 57,114,118 | 1982 | 57,267,174 | 1981 | 57,229,147 | 1980 | 57,028,530 | 1979 | 56,865,826 | 1978 | 56,796,181 | 1977 | 56,801,863 | 1976 | 56,885,943 | 1975 | 57,085,531 | 1974 | 57,253,758 | 1973 | 57,186,457 | 1972 | 56,961,784 | 1971 | 56,645,245 | 1970 | 56,496,072 | 1969 | 56,259,360 | 1968 | 55,765,529 | 1967 | 55,468,832 | 1966 | 55,166,778 | 1965 | 54,659,677 | 1964 | 54,147,106 | 1963 | 53,664,331 | 1962 | 53,122,383 | 1961 | 52,609,561 | 1960 | 51,978,188 |
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