| Year | Value | | 2022 | 1,050,321 | | 2021 | 1,048,601 | | 2020 | 1,047,063 | | 2019 | 1,042,591 | | 2018 | 1,037,800 | | 2017 | 1,036,459 | | 2016 | 1,038,201 | | 2015 | 1,039,891 | | 2014 | 1,040,642 | | 2013 | 1,040,114 | | 2012 | 1,039,195 | | 2011 | 1,037,546 | | 2010 | 1,036,572 | | 2009 | 1,033,990 | | 2008 | 1,026,544 | | 2007 | 1,026,612 | | 2006 | 1,022,532 | | 2005 | 1,020,982 | | 2004 | 1,020,858 | | 2003 | 1,021,709 | | 2002 | 1,022,497 | | 2001 | 1,022,211 | | 2000 | 1,021,311 | | 1999 | 1,019,098 | | 1998 | 1,019,259 | | 1997 | 1,022,394 | | 1996 | 1,024,656 | | 1995 | 1,026,223 | | 1994 | 1,026,959 | | 1993 | 1,029,095 | | 1992 | 1,032,495 | | 1991 | 1,034,881 | | 1990 | 1,034,494 | | 1989 | 1,033,340 | | 1988 | 1,032,546 | | 1987 | 1,029,550 | | 1986 | 1,017,083 | | 1985 | 1,004,379 | | 1984 | 999,310 | | 1983 | 994,017 | | 1982 | 987,671 | | 1981 | 985,698 | | 1980 | 983,168 | | 1979 | 973,805 | | 1978 | 963,770 | | 1977 | 953,674 | | 1976 | 942,534 | | 1975 | 928,998 | | 1974 | 920,263 | | 1973 | 915,674 | | 1972 | 908,426 | | 1971 | 901,505 | | 1970 | 895,166 | | 1969 | 890,409 | | 1968 | 886,618 | | 1967 | 879,895 | | 1966 | 870,761 | | 1965 | 861,025 | | 1964 | 853,214 | | 1963 | 846,483 | | 1962 | 840,755 | | 1961 | 836,928 | | 1960 | 832,835 |
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