Year | Value | 2022 | 60,117,263 | 2021 | 59,577,632 | 2020 | 59,003,479 | 2019 | 58,337,359 | 2018 | 57,642,452 | 2017 | 56,910,834 | 2016 | 56,134,486 | 2015 | 55,344,328 | 2014 | 54,621,376 | 2013 | 53,934,767 | 2012 | 53,219,784 | 2011 | 52,482,968 | 2010 | 51,735,991 | 2009 | 50,775,990 | 2008 | 49,773,581 | 2007 | 48,775,126 | 2006 | 47,796,623 | 2005 | 46,831,233 | 2004 | 45,861,496 | 2003 | 44,888,663 | 2002 | 43,922,659 | 2001 | 42,958,273 | 2000 | 41,992,197 | 1999 | 41,006,747 | 1998 | 39,998,435 | 1997 | 38,984,569 | 1996 | 37,973,295 | 1995 | 37,007,450 | 1994 | 36,094,808 | 1993 | 35,202,585 | 1992 | 34,327,474 | 1991 | 33,473,477 | 1990 | 32,634,834 | 1989 | 32,365,346 | 1988 | 32,208,234 | 1987 | 32,040,538 | 1986 | 31,863,655 | 1985 | 31,662,533 | 1984 | 31,431,476 | 1983 | 31,175,152 | 1982 | 30,897,779 | 1981 | 30,605,448 | 1980 | 30,283,521 | 1979 | 29,708,581 | 1978 | 29,078,667 | 1977 | 28,450,994 | 1976 | 27,859,681 | 1975 | 27,318,973 | 1974 | 26,877,991 | 1973 | 26,452,749 | 1972 | 26,007,507 | 1971 | 25,553,151 | 1970 | 25,089,704 | 1969 | 24,559,349 | 1968 | 24,027,335 | 1967 | 23,492,730 | 1966 | 22,963,383 | 1965 | 22,437,676 | 1964 | 21,913,953 | 1963 | 21,396,257 | 1962 | 20,883,868 | 1961 | 20,376,837 | 1960 | 19,856,204 |
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