| Year | Value | | 2022 | 1,436,022 | | 2021 | 1,431,394 | | 2020 | 1,423,825 | | 2019 | 1,417,166 | | 2018 | 1,412,360 | | 2017 | 1,414,713 | | 2016 | 1,426,896 | | 2015 | 1,443,383 | | 2014 | 1,460,314 | | 2013 | 1,475,770 | | 2012 | 1,488,871 | | 2011 | 1,498,872 | | 2010 | 1,504,922 | | 2009 | 1,505,782 | | 2008 | 1,500,653 | | 2007 | 1,492,093 | | 2006 | 1,483,163 | | 2005 | 1,478,419 | | 2004 | 1,479,709 | | 2003 | 1,486,111 | | 2002 | 1,496,447 | | 2001 | 1,507,982 | | 2000 | 1,517,649 | | 1999 | 1,525,889 | | 1998 | 1,534,714 | | 1997 | 1,543,001 | | 1996 | 1,550,470 | | 1995 | 1,556,602 | | 1994 | 1,560,380 | | 1993 | 1,561,787 | | 1992 | 1,560,267 | | 1991 | 1,555,215 | | 1990 | 1,546,450 | | 1989 | 1,534,053 | | 1988 | 1,518,779 | | 1987 | 1,501,599 | | 1986 | 1,483,199 | | 1985 | 1,463,915 | | 1984 | 1,444,619 | | 1983 | 1,425,656 | | 1982 | 1,407,328 | | 1981 | 1,389,685 | | 1980 | 1,372,019 | | 1979 | 1,354,283 | | 1978 | 1,336,714 | | 1977 | 1,318,897 | | 1976 | 1,300,384 | | 1975 | 1,280,248 | | 1974 | 1,258,067 | | 1973 | 1,234,385 | | 1972 | 1,209,978 | | 1971 | 1,185,129 | | 1970 | 1,163,377 | | 1969 | 1,141,767 | | 1968 | 1,116,827 | | 1967 | 1,091,609 | | 1966 | 1,066,046 | | 1965 | 1,040,065 | | 1964 | 1,013,393 | | 1963 | 986,455 | | 1962 | 959,486 | | 1961 | 932,317 | | 1960 | 905,298 |
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