Year | Value | 2022 | 74,811,285 | 2021 | 76,579,842 | 2020 | 79,656,082 | 2019 | 83,427,488 | 2018 | 86,445,695 | 2017 | 89,142,407 | 2016 | 91,088,088 | 2015 | 90,547,389 | 2014 | 88,294,950 | 2013 | 85,961,708 | 2012 | 83,927,917 | 2011 | 82,170,239 | 2010 | 80,585,138 | 2009 | 79,312,761 | 2008 | 78,058,273 | 2007 | 76,042,509 | 2006 | 74,111,741 | 2005 | 73,406,724 | 2004 | 73,893,261 | 2003 | 75,862,068 | 2002 | 78,732,705 | 2001 | 81,644,010 | 2000 | 84,543,992 | 1999 | 86,797,177 | 1998 | 87,926,258 | 1997 | 87,620,468 | 1996 | 86,345,508 | 1995 | 85,030,506 | 1994 | 83,691,819 | 1993 | 83,020,170 | 1992 | 82,398,354 | 1991 | 78,782,558 | 1990 | 72,773,359 | 1989 | 66,951,729 | 1988 | 61,296,880 | 1987 | 57,780,962 | 1986 | 58,064,846 | 1985 | 60,129,778 | 1984 | 62,107,992 | 1983 | 62,855,268 | 1982 | 62,077,577 | 1981 | 60,696,018 | 1980 | 58,915,194 | 1979 | 56,471,973 | 1978 | 53,662,572 | 1977 | 50,508,840 | 1976 | 47,472,362 | 1975 | 44,733,692 | 1974 | 42,176,725 | 1973 | 40,113,817 | 1972 | 38,402,718 | 1971 | 37,193,722 | 1970 | 36,447,921 | 1969 | 35,944,912 | 1968 | 35,690,637 | 1967 | 35,671,029 | 1966 | 35,574,890 | 1965 | 35,441,798 | 1964 | 35,540,179 | 1963 | 35,701,531 | 1962 | 35,506,427 | 1961 | 35,094,623 | 1960 | 34,832,347 |
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