Year | Value | 2021 | 144,994.6 | 2020 | 147,330 | 2019 | 145,230 | 2018 | 145,120 | 2017 | 144,620 | 2016 | 143,740 | 2015 | 143,710 | 2014 | 144,240 | 2013 | 144,100 | 2012 | 145,290 | 2011 | 147,790 | 2010 | 144,490 | 2009 | 156,190 | 2008 | 156,010 | 2007 | 154,690 | 2006 | 159,570 | 2005 | 159,060 | 2004 | 163,270 | 2003 | 161,690 | 2002 | 168,990 | 2001 | 177,880 | 2000 | 184,130 | 1999 | 184,350 | 1998 | 184,430 | 1997 | 184,570 | 1996 | 184,740 | 1995 | 186,220 | 1994 | 187,070 | 1993 | 187,150 | 1992 | 187,430 | 1991 | 187,530 | 1990 | 187,930 | 1989 | 188,070 | 1988 | 188,200 | 1987 | 188,690 | 1986 | 188,790 | 1985 | 189,140 | 1984 | 189,390 | 1983 | 188,790 | 1982 | 188,910 | 1981 | 189,100 | 1980 | 190,070 | 1979 | 190,480 | 1978 | 191,110 | 1977 | 191,590 | 1976 | 191,990 | 1975 | 192,240 | 1974 | 192,570 | 1973 | 193,260 | 1972 | 193,710 | 1971 | 195,080 | 1970 | 195,430 | 1969 | 195,570 | 1968 | 197,770 | 1967 | 198,190 | 1966 | 199,470 | 1965 | 199,460 | 1964 | 201,300 | 1963 | 201,840 | 1962 | 202,620 | 1961 | 203,220 |
|