| Year | Value | | 2022 | 1,361,026 | | 2021 | 1,364,969 | | 2020 | 1,381,894 | | 2019 | 1,399,132 | | 2018 | 1,420,015 | | 2017 | 1,459,568 | | 2016 | 1,517,466 | | 2015 | 1,588,528 | | 2014 | 1,670,108 | | 2013 | 1,762,492 | | 2012 | 1,850,331 | | 2011 | 1,916,842 | | 2010 | 1,962,190 | | 2009 | 1,986,540 | | 2008 | 1,980,621 | | 2007 | 1,943,108 | | 2006 | 1,891,430 | | 2005 | 1,837,832 | | 2004 | 1,785,478 | | 2003 | 1,736,762 | | 2002 | 1,692,565 | | 2001 | 1,661,967 | | 2000 | 1,649,232 | | 1999 | 1,644,334 | | 1998 | 1,635,708 | | 1997 | 1,612,759 | | 1996 | 1,583,014 | | 1995 | 1,554,978 | | 1994 | 1,523,719 | | 1993 | 1,491,829 | | 1992 | 1,466,194 | | 1991 | 1,436,841 | | 1990 | 1,401,798 | | 1989 | 1,364,986 | | 1988 | 1,327,315 | | 1987 | 1,293,328 | | 1986 | 1,264,667 | | 1985 | 1,242,122 | | 1984 | 1,229,297 | | 1983 | 1,230,677 | | 1982 | 1,234,491 | | 1981 | 1,229,904 | | 1980 | 1,229,665 | | 1979 | 1,228,394 | | 1978 | 1,209,812 | | 1977 | 1,177,127 | | 1976 | 1,137,117 | | 1975 | 1,108,790 | | 1974 | 1,065,806 | | 1973 | 1,006,550 | | 1972 | 985,115 | | 1971 | 1,016,771 | | 1970 | 1,043,049 | | 1969 | 1,080,394 | | 1968 | 1,153,882 | | 1967 | 1,205,151 | | 1966 | 1,219,890 | | 1965 | 1,230,194 | | 1964 | 1,240,026 | | 1963 | 1,231,897 | | 1962 | 1,219,346 | | 1961 | 1,209,603 | | 1960 | 1,195,505 |
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