Year | Value | 2022 | 59,893,885 | 2021 | 59,392,255 | 2020 | 58,801,927 | 2019 | 58,087,055 | 2018 | 57,339,635 | 2017 | 56,641,209 | 2016 | 56,422,274 | 2015 | 55,876,504 | 2014 | 54,729,551 | 2013 | 53,873,616 | 2012 | 53,145,033 | 2011 | 52,443,325 | 2010 | 51,784,921 | 2009 | 51,170,779 | 2008 | 50,565,812 | 2007 | 49,996,094 | 2006 | 49,491,756 | 2005 | 49,017,147 | 2004 | 48,556,071 | 2003 | 48,104,048 | 2002 | 47,661,514 | 2001 | 47,229,714 | 2000 | 46,813,266 | 1999 | 46,364,681 | 1998 | 45,852,166 | 1997 | 45,285,048 | 1996 | 44,661,603 | 1995 | 43,986,084 | 1994 | 43,267,982 | 1993 | 42,525,440 | 1992 | 41,760,755 | 1991 | 40,910,959 | 1990 | 39,877,570 | 1989 | 38,668,684 | 1988 | 37,393,853 | 1987 | 36,119,333 | 1986 | 34,877,834 | 1985 | 33,752,964 | 1984 | 32,768,207 | 1983 | 31,865,176 | 1982 | 31,022,417 | 1981 | 30,232,561 | 1980 | 29,463,549 | 1979 | 28,697,014 | 1978 | 27,943,445 | 1977 | 27,199,838 | 1976 | 26,480,300 | 1975 | 25,777,964 | 1974 | 25,077,016 | 1973 | 24,382,513 | 1972 | 23,698,507 | 1971 | 23,031,441 | 1970 | 22,368,306 | 1969 | 21,704,214 | 1968 | 21,050,540 | 1967 | 20,410,677 | 1966 | 19,789,771 | 1965 | 19,187,194 | 1964 | 18,603,097 | 1963 | 18,042,215 | 1962 | 17,503,133 | 1961 | 16,989,464 | 1960 | 16,520,441 |
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