Year | Value | 2022 | 156,779 | 2021 | 161,084 | 2020 | 165,363 | 2019 | 169,078 | 2018 | 171,573 | 2017 | 173,398 | 2016 | 175,192 | 2015 | 176,787 | 2014 | 178,306 | 2013 | 180,015 | 2012 | 181,218 | 2011 | 181,476 | 2010 | 181,242 | 2009 | 180,551 | 2008 | 179,517 | 2007 | 178,944 | 2006 | 179,781 | 2005 | 181,946 | 2004 | 184,629 | 2003 | 187,273 | 2002 | 189,964 | 2001 | 192,244 | 2000 | 193,783 | 1999 | 195,215 | 1998 | 196,769 | 1997 | 198,143 | 1996 | 199,302 | 1995 | 200,460 | 1994 | 201,414 | 1993 | 202,164 | 1992 | 202,723 | 1991 | 202,973 | 1990 | 202,670 | 1989 | 201,506 | 1988 | 199,307 | 1987 | 196,055 | 1986 | 191,808 | 1985 | 186,792 | 1984 | 181,579 | 1983 | 176,333 | 1982 | 170,963 | 1981 | 165,643 | 1980 | 160,387 | 1979 | 155,208 | 1978 | 150,420 | 1977 | 146,388 | 1976 | 143,286 | 1975 | 141,201 | 1974 | 140,046 | 1973 | 139,546 | 1972 | 139,810 | 1971 | 140,723 | 1970 | 141,805 | 1969 | 142,860 | 1968 | 143,861 | 1967 | 144,296 | 1966 | 143,754 | 1965 | 142,402 | 1964 | 140,215 | 1963 | 137,233 | 1962 | 133,531 | 1961 | 129,246 | 1960 | 124,622 |
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