Year | Value | 2022 | 63,287,609 | 2021 | 63,943,986 | 2020 | 64,658,845 | 2019 | 65,643,768 | 2018 | 67,028,013 | 2017 | 68,571,064 | 2016 | 70,392,981 | 2015 | 73,453,706 | 2014 | 77,192,802 | 2013 | 80,251,618 | 2012 | 83,020,452 | 2011 | 85,127,423 | 2010 | 85,011,361 | 2009 | 83,359,160 | 2008 | 81,603,437 | 2007 | 80,079,858 | 2006 | 78,761,124 | 2005 | 77,459,327 | 2004 | 76,317,582 | 2003 | 75,152,523 | 2002 | 73,266,135 | 2001 | 71,460,445 | 2000 | 70,860,490 | 1999 | 71,439,748 | 1998 | 73,398,823 | 1997 | 76,168,541 | 1996 | 78,966,679 | 1995 | 81,769,482 | 1994 | 83,965,896 | 1993 | 85,123,090 | 1992 | 84,962,077 | 1991 | 83,895,079 | 1990 | 82,843,098 | 1989 | 81,779,106 | 1988 | 81,282,807 | 1987 | 80,806,700 | 1986 | 77,409,128 | 1985 | 71,576,326 | 1984 | 65,870,933 | 1983 | 60,345,575 | 1982 | 56,922,184 | 1981 | 57,229,672 | 1980 | 59,328,049 | 1979 | 61,344,373 | 1978 | 62,122,050 | 1977 | 61,409,945 | 1976 | 60,106,588 | 1975 | 58,341,610 | 1974 | 55,894,881 | 1973 | 53,051,799 | 1972 | 49,735,436 | 1971 | 46,443,204 | 1970 | 43,465,187 | 1969 | 40,700,440 | 1968 | 38,485,241 | 1967 | 36,744,741 | 1966 | 35,515,582 | 1965 | 34,661,857 | 1964 | 34,141,620 | 1963 | 33,929,437 | 1962 | 33,865,857 | 1961 | 33,890,278 | 1960 | 34,190,091 |
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