Year | Value | 2022 | 2,749,282 | 2021 | 2,700,083 | 2020 | 2,685,411 | 2019 | 2,669,573 | 2018 | 2,638,732 | 2017 | 2,595,320 | 2016 | 2,540,112 | 2015 | 2,465,126 | 2014 | 2,396,161 | 2013 | 2,357,271 | 2012 | 2,352,476 | 2011 | 2,403,598 | 2010 | 2,558,204 | 2009 | 2,714,520 | 2008 | 2,909,602 | 2007 | 3,111,306 | 2006 | 3,291,595 | 2005 | 3,447,078 | 2004 | 3,575,025 | 2003 | 3,668,713 | 2002 | 3,720,139 | 2001 | 3,727,619 | 2000 | 3,701,594 | 1999 | 3,645,379 | 1998 | 3,560,971 | 1997 | 3,464,978 | 1996 | 3,363,376 | 1995 | 3,255,961 | 1994 | 3,154,347 | 1993 | 3,064,314 | 1992 | 2,980,638 | 1991 | 2,908,213 | 1990 | 2,855,295 | 1989 | 2,811,142 | 1988 | 2,756,918 | 1987 | 2,686,974 | 1986 | 2,585,948 | 1985 | 2,436,943 | 1984 | 2,339,161 | 1983 | 2,345,453 | 1982 | 2,389,603 | 1981 | 2,525,411 | 1980 | 2,787,331 | 1979 | 3,024,323 | 1978 | 3,167,211 | 1977 | 3,269,950 | 1976 | 3,301,197 | 1975 | 3,246,923 | 1974 | 3,147,698 | 1973 | 2,993,566 | 1972 | 2,824,687 | 1971 | 2,686,460 | 1970 | 2,590,895 | 1969 | 2,525,185 | 1968 | 2,513,168 | 1967 | 2,539,003 | 1966 | 2,517,585 | 1965 | 2,441,725 | 1964 | 2,325,001 | 1963 | 2,187,296 | 1962 | 2,079,686 | 1961 | 2,034,398 | 1960 | 2,021,340 |
|