Year | Value | 2022 | 42,466,153 | 2021 | 42,527,292 | 2020 | 42,667,031 | 2019 | 42,693,258 | 2018 | 42,833,408 | 2017 | 43,023,570 | 2016 | 43,299,358 | 2015 | 43,623,689 | 2014 | 43,887,072 | 2013 | 43,992,300 | 2012 | 43,949,903 | 2011 | 43,774,455 | 2010 | 43,620,182 | 2009 | 43,493,090 | 2008 | 43,430,157 | 2007 | 43,411,102 | 2006 | 43,500,890 | 2005 | 43,650,614 | 2004 | 43,785,725 | 2003 | 43,791,641 | 2002 | 43,640,745 | 2001 | 43,379,161 | 2000 | 43,102,418 | 1999 | 42,973,557 | 1998 | 43,041,696 | 1997 | 43,276,029 | 1996 | 43,662,692 | 1995 | 44,102,636 | 1994 | 44,409,975 | 1993 | 44,601,670 | 1992 | 44,661,800 | 1991 | 44,427,799 | 1990 | 44,177,257 | 1989 | 44,230,008 | 1988 | 44,341,207 | 1987 | 44,386,556 | 1986 | 44,481,449 | 1985 | 44,480,004 | 1984 | 44,181,312 | 1983 | 43,747,148 | 1982 | 43,304,247 | 1981 | 42,826,609 | 1980 | 42,298,338 | 1979 | 41,742,529 | 1978 | 41,171,615 | 1977 | 40,600,503 | 1976 | 40,188,476 | 1975 | 39,740,690 | 1974 | 39,157,453 | 1973 | 38,825,851 | 1972 | 38,764,621 | 1971 | 38,317,359 | 1970 | 37,146,590 | 1969 | 35,990,185 | 1968 | 34,811,991 | 1967 | 33,420,482 | 1966 | 32,204,860 | 1965 | 31,735,983 | 1964 | 31,492,146 | 1963 | 30,950,029 | 1962 | 30,392,839 | 1961 | 30,003,760 | 1960 | 29,648,841 |
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