Year | Value | 2022 | 82,123,857 | 2021 | 84,230,541 | 2020 | 84,031,029 | 2019 | 82,239,170 | 2018 | 80,341,801 | 2017 | 78,689,774 | 2016 | 77,228,420 | 2015 | 75,817,480 | 2014 | 74,620,804 | 2013 | 73,432,349 | 2012 | 71,558,598 | 2011 | 69,782,880 | 2010 | 69,238,611 | 2009 | 69,887,480 | 2008 | 71,942,144 | 2007 | 74,852,305 | 2006 | 77,822,748 | 2005 | 80,790,861 | 2004 | 83,140,002 | 2003 | 84,433,965 | 2002 | 84,352,926 | 2001 | 83,321,758 | 2000 | 82,218,257 | 1999 | 81,031,332 | 1998 | 80,408,725 | 1997 | 79,764,945 | 1996 | 76,199,649 | 1995 | 70,277,554 | 1994 | 64,500,870 | 1993 | 58,936,006 | 1992 | 55,473,734 | 1991 | 55,649,218 | 1990 | 57,577,730 | 1989 | 59,504,955 | 1988 | 60,292,371 | 1987 | 59,641,565 | 1986 | 58,387,787 | 1985 | 56,687,890 | 1984 | 54,319,534 | 1983 | 51,537,043 | 1982 | 48,289,640 | 1981 | 45,091,890 | 1980 | 42,249,619 | 1979 | 39,584,653 | 1978 | 37,405,180 | 1977 | 35,675,225 | 1976 | 34,474,257 | 1975 | 33,631,293 | 1974 | 32,994,838 | 1973 | 32,569,832 | 1972 | 32,327,409 | 1971 | 32,093,149 | 1970 | 31,937,438 | 1969 | 31,973,740 | 1968 | 32,031,378 | 1967 | 31,854,899 | 1966 | 31,360,926 | 1965 | 30,717,892 | 1964 | 30,123,357 | 1963 | 29,544,705 | 1962 | 28,951,105 | 1961 | 28,464,147 | 1960 | 28,179,756 |
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