Year | Value | 2022 | 13,996,791 | 2021 | 13,956,811 | 2020 | 14,113,760 | 2019 | 14,365,872 | 2018 | 14,804,135 | 2017 | 15,183,770 | 2016 | 15,283,987 | 2015 | 15,188,587 | 2014 | 15,028,756 | 2013 | 14,859,050 | 2012 | 14,683,454 | 2011 | 14,504,605 | 2010 | 14,321,888 | 2009 | 14,136,940 | 2008 | 13,949,599 | 2007 | 13,754,221 | 2006 | 13,550,091 | 2005 | 13,339,531 | 2004 | 13,123,521 | 2003 | 12,905,924 | 2002 | 12,684,667 | 2001 | 12,463,799 | 2000 | 12,241,951 | 1999 | 12,013,718 | 1998 | 11,783,049 | 1997 | 11,550,159 | 1996 | 11,316,984 | 1995 | 11,084,141 | 1994 | 10,850,830 | 1993 | 10,616,013 | 1992 | 10,378,792 | 1991 | 10,139,923 | 1990 | 9,900,476 | 1989 | 9,661,977 | 1988 | 9,424,454 | 1987 | 9,187,961 | 1986 | 8,953,588 | 1985 | 8,723,987 | 1984 | 8,499,362 | 1983 | 8,277,762 | 1982 | 8,059,330 | 1981 | 7,843,316 | 1980 | 7,629,967 | 1979 | 7,419,614 | 1978 | 7,212,466 | 1977 | 7,009,354 | 1976 | 6,810,295 | 1975 | 6,615,887 | 1974 | 6,426,467 | 1973 | 6,241,504 | 1972 | 6,060,699 | 1971 | 5,883,474 | 1970 | 5,709,147 | 1969 | 5,537,900 | 1968 | 5,369,475 | 1967 | 5,203,525 | 1966 | 5,040,450 | 1965 | 4,880,199 | 1964 | 4,722,598 | 1963 | 4,567,570 | 1962 | 4,415,367 | 1961 | 4,265,573 | 1960 | 4,118,227 |
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