Year | Value | 2022 | 58,679,278 | 2021 | 57,817,463 | 2020 | 56,947,945 | 2019 | 56,011,134 | 2018 | 55,072,020 | 2017 | 54,121,554 | 2016 | 53,151,806 | 2015 | 52,189,304 | 2014 | 51,299,898 | 2013 | 50,455,169 | 2012 | 49,587,787 | 2011 | 48,706,658 | 2010 | 47,832,279 | 2009 | 46,992,939 | 2008 | 46,168,861 | 2007 | 45,333,001 | 2006 | 44,491,550 | 2005 | 43,650,124 | 2004 | 42,802,430 | 2003 | 41,950,313 | 2002 | 41,101,162 | 2001 | 40,249,236 | 2000 | 39,394,372 | 1999 | 38,524,491 | 1998 | 37,632,982 | 1997 | 36,731,484 | 1996 | 35,828,416 | 1995 | 34,963,739 | 1994 | 34,144,440 | 1993 | 33,341,505 | 1992 | 32,553,584 | 1991 | 31,785,071 | 1990 | 31,029,508 | 1989 | 30,300,839 | 1988 | 29,603,531 | 1987 | 28,921,981 | 1986 | 28,258,743 | 1985 | 27,598,948 | 1984 | 26,938,220 | 1983 | 26,278,901 | 1982 | 25,627,310 | 1981 | 24,987,212 | 1980 | 24,352,778 | 1979 | 23,734,871 | 1978 | 23,129,848 | 1977 | 22,532,517 | 1976 | 21,977,608 | 1975 | 21,458,433 | 1974 | 20,928,793 | 1973 | 20,380,367 | 1972 | 19,824,405 | 1971 | 19,267,268 | 1970 | 18,726,386 | 1969 | 18,239,609 | 1968 | 17,789,451 | 1967 | 17,339,740 | 1966 | 16,897,874 | 1965 | 16,462,464 | 1964 | 16,032,348 | 1963 | 15,610,906 | 1962 | 15,196,999 | 1961 | 14,789,540 | 1960 | 14,373,150 |
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