Year | Value | 2022 | 115,168 | 2021 | 115,374 | 2020 | 115,296 | 2019 | 115,544 | 2018 | 116,730 | 2017 | 118,380 | 2016 | 120,621 | 2015 | 124,001 | 2014 | 127,664 | 2013 | 130,922 | 2012 | 134,399 | 2011 | 138,057 | 2010 | 141,476 | 2009 | 144,673 | 2008 | 147,199 | 2007 | 148,521 | 2006 | 148,763 | 2005 | 148,437 | 2004 | 148,708 | 2003 | 148,987 | 2002 | 148,143 | 2001 | 145,725 | 2000 | 141,721 | 1999 | 136,263 | 1998 | 130,237 | 1997 | 123,955 | 1996 | 116,162 | 1995 | 107,838 | 1994 | 102,778 | 1993 | 101,521 | 1992 | 104,827 | 1991 | 107,978 | 1990 | 109,168 | 1989 | 113,646 | 1988 | 120,385 | 1987 | 127,779 | 1986 | 134,168 | 1985 | 138,355 | 1984 | 140,190 | 1983 | 139,970 | 1982 | 138,088 | 1981 | 135,545 | 1980 | 133,128 | 1979 | 130,756 | 1978 | 128,003 | 1977 | 124,509 | 1976 | 119,507 | 1975 | 112,610 | 1974 | 104,175 | 1973 | 94,692 | 1972 | 84,678 | 1971 | 74,996 | 1970 | 66,382 | 1969 | 58,933 | 1968 | 52,536 | 1967 | 47,546 | 1966 | 44,313 | 1965 | 42,895 | 1964 | 43,236 | 1963 | 45,390 | 1962 | 48,943 | 1961 | 53,017 | 1960 | 57,053 |
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