Year | Value | 2022 | 192,445 | 2021 | 195,695 | 2020 | 196,774 | 2019 | 196,457 | 2018 | 196,920 | 2017 | 198,435 | 2016 | 202,100 | 2015 | 207,286 | 2014 | 212,146 | 2013 | 215,696 | 2012 | 215,746 | 2011 | 211,325 | 2010 | 205,310 | 2009 | 199,495 | 2008 | 193,835 | 2007 | 189,790 | 2006 | 187,882 | 2005 | 186,979 | 2004 | 186,557 | 2003 | 186,713 | 2002 | 186,657 | 2001 | 185,800 | 2000 | 185,279 | 1999 | 185,826 | 1998 | 187,368 | 1997 | 191,279 | 1996 | 197,900 | 1995 | 204,326 | 1994 | 208,836 | 1993 | 209,909 | 1992 | 205,956 | 1991 | 196,687 | 1990 | 184,539 | 1989 | 173,242 | 1988 | 164,084 | 1987 | 156,670 | 1986 | 151,320 | 1985 | 147,658 | 1984 | 144,241 | 1983 | 141,166 | 1982 | 138,614 | 1981 | 136,844 | 1980 | 135,850 | 1979 | 135,120 | 1978 | 135,252 | 1977 | 136,271 | 1976 | 137,422 | 1975 | 139,072 | 1974 | 141,557 | 1973 | 143,917 | 1972 | 145,302 | 1971 | 147,627 | 1970 | 150,916 | 1969 | 151,870 | 1968 | 151,260 | 1967 | 150,896 | 1966 | 149,360 | 1965 | 146,432 | 1964 | 145,384 | 1963 | 146,393 | 1962 | 147,904 | 1961 | 149,759 | 1960 | 151,458 |
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