Year | Value | 2022 | 54,193,073 | 2021 | 53,201,335 | 2020 | 52,127,598 | 2019 | 51,008,638 | 2018 | 49,913,291 | 2017 | 48,863,096 | 2016 | 47,843,486 | 2015 | 46,889,032 | 2014 | 45,996,485 | 2013 | 45,116,198 | 2012 | 44,249,844 | 2011 | 43,414,499 | 2010 | 42,595,534 | 2009 | 41,754,521 | 2008 | 40,898,612 | 2007 | 40,056,435 | 2006 | 39,208,719 | 2005 | 38,337,783 | 2004 | 37,451,866 | 2003 | 36,524,040 | 2002 | 35,515,396 | 2001 | 34,437,092 | 2000 | 33,319,641 | 1999 | 32,183,760 | 1998 | 30,851,979 | 1997 | 29,369,787 | 1996 | 27,981,874 | 1995 | 26,694,143 | 1994 | 25,486,333 | 1993 | 24,566,013 | 1992 | 23,927,414 | 1991 | 23,333,181 | 1990 | 22,784,206 | 1989 | 22,297,708 | 1988 | 21,879,000 | 1987 | 21,522,319 | 1986 | 21,190,213 | 1985 | 20,844,116 | 1984 | 20,480,395 | 1983 | 20,095,295 | 1982 | 19,691,570 | 1981 | 19,314,940 | 1980 | 18,975,743 | 1979 | 18,651,267 | 1978 | 18,338,403 | 1977 | 18,032,315 | 1976 | 17,730,056 | 1975 | 17,422,392 | 1974 | 17,099,294 | 1973 | 16,763,632 | 1972 | 16,424,096 | 1971 | 16,124,312 | 1970 | 15,838,607 | 1969 | 15,534,431 | 1968 | 15,242,796 | 1967 | 14,964,241 | 1966 | 14,689,417 | 1965 | 14,407,716 | 1964 | 14,116,418 | 1963 | 13,815,482 | 1962 | 13,514,243 | 1961 | 13,231,034 | 1960 | 12,974,288 |
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