Year | Value | 2022 | 71,504,728 | 2021 | 72,089,567 | 2020 | 72,707,606 | 2019 | 73,605,011 | 2018 | 74,936,019 | 2017 | 76,427,797 | 2016 | 78,204,611 | 2015 | 81,318,893 | 2014 | 85,145,182 | 2013 | 88,185,019 | 2012 | 90,874,453 | 2011 | 92,819,104 | 2010 | 92,320,360 | 2009 | 90,163,231 | 2008 | 87,952,010 | 2007 | 86,030,155 | 2006 | 84,365,902 | 2005 | 82,774,521 | 2004 | 81,403,666 | 2003 | 80,023,490 | 2002 | 77,867,641 | 2001 | 75,801,488 | 2000 | 75,027,307 | 1999 | 75,519,118 | 1998 | 77,497,694 | 1997 | 80,383,792 | 1996 | 83,326,651 | 1995 | 86,256,471 | 1994 | 88,547,677 | 1993 | 89,741,415 | 1992 | 89,523,242 | 1991 | 88,325,704 | 1990 | 87,143,090 | 1989 | 85,952,984 | 1988 | 85,360,796 | 1987 | 84,788,442 | 1986 | 81,161,016 | 1985 | 75,008,824 | 1984 | 69,011,590 | 1983 | 63,229,514 | 1982 | 59,659,488 | 1981 | 59,970,143 | 1980 | 62,124,920 | 1979 | 64,185,262 | 1978 | 64,899,556 | 1977 | 63,986,295 | 1976 | 62,470,739 | 1975 | 60,554,317 | 1974 | 58,021,967 | 1973 | 55,191,625 | 1972 | 52,044,352 | 1971 | 48,989,903 | 1970 | 46,185,131 | 1969 | 43,576,492 | 1968 | 41,510,751 | 1967 | 39,813,971 | 1966 | 38,627,730 | 1965 | 37,952,248 | 1964 | 37,627,174 | 1963 | 37,608,239 | 1962 | 37,755,210 | 1961 | 37,901,389 | 1960 | 38,191,856 |
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