Year | Value | 2022 | 63,482,852 | 2021 | 63,880,460 | 2020 | 64,478,597 | 2019 | 64,555,353 | 2018 | 64,884,198 | 2017 | 65,149,099 | 2016 | 65,351,229 | 2015 | 65,479,332 | 2014 | 65,611,456 | 2013 | 65,709,685 | 2012 | 65,811,385 | 2011 | 65,866,855 | 2010 | 65,959,775 | 2009 | 65,966,142 | 2008 | 65,944,117 | 2007 | 65,883,493 | 2006 | 65,825,444 | 2005 | 65,725,505 | 2004 | 65,646,334 | 2003 | 65,570,585 | 2002 | 65,532,042 | 2001 | 65,439,773 | 2000 | 65,390,600 | 1999 | 65,671,280 | 1998 | 66,063,725 | 1997 | 66,440,355 | 1996 | 66,776,031 | 1995 | 67,101,347 | 1994 | 67,397,977 | 1993 | 67,666,050 | 1992 | 67,871,991 | 1991 | 68,027,002 | 1990 | 68,141,592 | 1989 | 67,878,213 | 1988 | 67,551,367 | 1987 | 67,282,921 | 1986 | 67,021,166 | 1985 | 66,795,522 | 1984 | 66,599,021 | 1983 | 66,411,434 | 1982 | 66,195,054 | 1981 | 65,941,834 | 1980 | 65,640,207 | 1979 | 65,107,079 | 1978 | 64,431,015 | 1977 | 63,784,951 | 1976 | 63,168,377 | 1975 | 62,546,819 | 1974 | 61,900,765 | 1973 | 61,305,585 | 1972 | 60,703,142 | 1971 | 60,046,630 | 1970 | 59,321,168 | 1969 | 59,271,021 | 1968 | 59,498,919 | 1967 | 59,698,724 | 1966 | 59,835,549 | 1965 | 59,974,259 | 1964 | 60,063,336 | 1963 | 60,067,937 | 1962 | 60,041,554 | 1961 | 59,956,745 | 1960 | 59,749,503 |
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