Year | Value | 2022 | 62,336,347 | 2021 | 61,301,838 | 2020 | 60,144,740 | 2019 | 58,904,748 | 2018 | 57,565,829 | 2017 | 56,180,209 | 2016 | 54,781,696 | 2015 | 53,319,338 | 2014 | 51,811,101 | 2013 | 50,253,401 | 2012 | 48,616,571 | 2011 | 46,940,667 | 2010 | 45,242,983 | 2009 | 43,538,144 | 2008 | 41,665,923 | 2007 | 39,690,109 | 2006 | 37,834,350 | 2005 | 36,041,540 | 2004 | 34,309,121 | 2003 | 32,919,560 | 2002 | 31,878,371 | 2001 | 31,025,777 | 2000 | 30,409,677 | 1999 | 29,999,673 | 1998 | 29,753,862 | 1997 | 29,598,920 | 1996 | 29,348,929 | 1995 | 28,949,197 | 1994 | 28,422,107 | 1993 | 27,758,453 | 1992 | 27,035,160 | 1991 | 26,360,134 | 1990 | 25,790,922 | 1989 | 25,311,791 | 1988 | 24,876,438 | 1987 | 24,408,687 | 1986 | 23,898,982 | 1985 | 23,367,045 | 1984 | 22,813,715 | 1983 | 22,255,825 | 1982 | 21,691,978 | 1981 | 21,113,941 | 1980 | 20,514,388 | 1979 | 19,913,762 | 1978 | 19,338,919 | 1977 | 18,758,882 | 1976 | 18,189,797 | 1975 | 17,729,431 | 1974 | 17,402,541 | 1973 | 17,140,422 | 1972 | 16,951,122 | 1971 | 16,833,380 | 1970 | 16,665,963 | 1969 | 16,398,378 | 1968 | 16,091,861 | 1967 | 15,774,252 | 1966 | 15,445,538 | 1965 | 15,085,205 | 1964 | 14,687,750 | 1963 | 14,281,665 | 1962 | 13,866,258 | 1961 | 13,457,888 | 1960 | 13,147,740 |
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