| Year | Value | | 2022 | 1,685,953 | | 2021 | 1,727,999 | | 2020 | 1,777,200 | | 2019 | 1,823,467 | | 2018 | 1,860,458 | | 2017 | 1,883,454 | | 2016 | 1,889,749 | | 2015 | 1,884,805 | | 2014 | 1,873,011 | | 2013 | 1,857,207 | | 2012 | 1,840,531 | | 2011 | 1,825,647 | | 2010 | 1,811,943 | | 2009 | 1,815,190 | | 2008 | 1,805,899 | | 2007 | 1,798,666 | | 2006 | 1,792,521 | | 2005 | 1,788,971 | | 2004 | 1,790,711 | | 2003 | 1,794,908 | | 2002 | 1,797,610 | | 2001 | 1,800,895 | | 2000 | 1,806,391 | | 1999 | 1,813,155 | | 1998 | 1,820,708 | | 1997 | 1,826,890 | | 1996 | 1,828,326 | | 1995 | 1,822,793 | | 1994 | 1,808,751 | | 1993 | 1,790,004 | | 1992 | 1,771,475 | | 1991 | 1,753,156 | | 1990 | 1,734,984 | | 1989 | 1,719,280 | | 1988 | 1,706,735 | | 1987 | 1,696,423 | | 1986 | 1,689,673 | | 1985 | 1,686,779 | | 1984 | 1,686,583 | | 1983 | 1,686,957 | | 1982 | 1,684,644 | | 1981 | 1,675,891 | | 1980 | 1,658,308 | | 1979 | 1,631,172 | | 1978 | 1,594,770 | | 1977 | 1,551,227 | | 1976 | 1,503,881 | | 1975 | 1,455,932 | | 1974 | 1,408,874 | | 1973 | 1,364,670 | | 1972 | 1,326,581 | | 1971 | 1,295,234 | | 1970 | 1,269,210 | | 1969 | 1,248,477 | | 1968 | 1,233,124 | | 1967 | 1,220,644 | | 1966 | 1,207,504 | | 1965 | 1,193,438 | | 1964 | 1,180,078 | | 1963 | 1,167,468 | | 1962 | 1,157,290 | | 1961 | 1,149,905 | | 1960 | 1,142,957 |
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