Year | Value | 2022 | 3,855,573 | 2021 | 3,773,848 | 2020 | 3,651,813 | 2019 | 3,488,701 | 2018 | 3,322,595 | 2017 | 3,196,111 | 2016 | 3,092,671 | 2015 | 2,984,329 | 2014 | 2,886,444 | 2013 | 2,842,889 | 2012 | 2,837,034 | 2011 | 2,819,173 | 2010 | 2,839,202 | 2009 | 2,802,781 | 2008 | 2,767,390 | 2007 | 2,726,651 | 2006 | 2,676,966 | 2005 | 2,614,244 | 2004 | 2,545,963 | 2003 | 2,483,971 | 2002 | 2,414,779 | 2001 | 2,317,775 | 2000 | 2,210,146 | 1999 | 2,150,572 | 1998 | 2,185,678 | 1997 | 2,278,304 | 1996 | 2,371,822 | 1995 | 2,425,356 | 1994 | 2,409,492 | 1993 | 2,351,600 | 1992 | 2,276,844 | 1991 | 2,205,215 | 1990 | 2,141,611 | 1989 | 2,064,254 | 1988 | 1,979,278 | 1987 | 1,900,742 | 1986 | 1,830,587 | 1985 | 1,768,604 | 1984 | 1,708,257 | 1983 | 1,649,550 | 1982 | 1,590,447 | 1981 | 1,526,285 | 1980 | 1,463,056 | 1979 | 1,400,824 | 1978 | 1,341,141 | 1977 | 1,284,510 | 1976 | 1,232,794 | 1975 | 1,191,467 | 1974 | 1,152,405 | 1973 | 1,107,256 | 1972 | 1,065,125 | 1971 | 1,025,872 | 1970 | 993,287 | 1969 | 962,010 | 1968 | 929,582 | 1967 | 898,803 | 1966 | 865,206 | 1965 | 831,583 | 1964 | 796,087 | 1963 | 764,918 | 1962 | 738,114 | 1961 | 710,332 | 1960 | 684,961 |
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