| Year | Value | | 2022 | 1,442,777 | | 2021 | 1,479,663 | | 2020 | 1,506,003 | | 2019 | 1,525,908 | | 2018 | 1,553,149 | | 2017 | 1,582,663 | | 2016 | 1,611,524 | | 2015 | 1,630,971 | | 2014 | 1,643,358 | | 2013 | 1,643,474 | | 2012 | 1,643,027 | | 2011 | 1,642,356 | | 2010 | 1,642,419 | | 2009 | 1,643,171 | | 2008 | 1,644,358 | | 2007 | 1,646,600 | | 2006 | 1,649,526 | | 2005 | 1,653,222 | | 2004 | 1,651,023 | | 2003 | 1,643,529 | | 2002 | 1,636,519 | | 2001 | 1,628,640 | | 2000 | 1,620,588 | | 1999 | 1,612,077 | | 1998 | 1,602,810 | | 1997 | 1,591,624 | | 1996 | 1,585,644 | | 1995 | 1,586,046 | | 1994 | 1,591,011 | | 1993 | 1,592,092 | | 1992 | 1,589,726 | | 1991 | 1,585,643 | | 1990 | 1,579,027 | | 1989 | 1,568,979 | | 1988 | 1,568,664 | | 1987 | 1,576,958 | | 1986 | 1,582,956 | | 1985 | 1,589,337 | | 1984 | 1,595,628 | | 1983 | 1,601,473 | | 1982 | 1,607,230 | | 1981 | 1,612,977 | | 1980 | 1,619,130 | | 1979 | 1,625,352 | | 1978 | 1,632,631 | | 1977 | 1,640,497 | | 1976 | 1,647,213 | | 1975 | 1,652,304 | | 1974 | 1,656,667 | | 1973 | 1,660,338 | | 1972 | 1,663,807 | | 1971 | 1,666,636 | | 1970 | 1,668,759 | | 1969 | 1,671,552 | | 1968 | 1,673,944 | | 1967 | 1,674,332 | | 1966 | 1,672,038 | | 1965 | 1,667,014 | | 1964 | 1,659,782 | | 1963 | 1,647,980 | | 1962 | 1,632,669 | | 1961 | 1,612,573 | | 1960 | 1,588,198 |
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