Year | Value | 2022 | 98.031802303493 | 2021 | 94.215627715531 | 2020 | 95.632146958892 | 2019 | 99.493737598798 | 2018 | 99.491471332843 | 2017 | 98.855781963883 | 2016 | 99.549082917352 | 2015 | 101.29940197991 | 2014 | 101.49833654419 | 2013 | 102.11647048669 | 2012 | 101.70660776952 | 2011 | 99.981157002071 | 2010 | 97.959197676938 | 2009 | 98.565620882848 | 2008 | 101.39697891658 | 2007 | 98.680461287711 | 2006 | 97.916046499448 | 2005 | 96.573843569409 | 2004 | 97.634794986639 | 2003 | 94.426465494092 | 2002 | 94.498153806708 | 2001 | 96.508959895035 | 2000 | 97.251344650326 | 1999 | 98.512629078993 | 1998 | 99.103213077863 | 1997 | 99.0871058999 | 1996 | 98.532853621028 | 1995 | 98.927293113071 | 1994 | 99.124907911225 | 1993 | 96.097905130378 | 1992 | 98.696319201376 | 1991 | 100.16258638239 | 1990 | 100.05733962536 | 1989 | 99.005628186806 | 1988 | 98.304905494357 | 1987 | 94.885270923429 | 1986 | 95.735541528953 | 1985 | 95.2011360235 | 1984 | 98.789205076394 | 1983 | 99.135107901587 | 1982 | 97.881555812857 | 1981 | 101.85713062308 | 1980 | 95.990637161279 | 1979 | 94.150339110776 | 1978 | 94.458062215884 | 1977 | 97.478181449158 | 1976 | 98.323226112959 | 1975 | 99.347620548377 | 1974 | 91.956761369697 | 1973 | 90.620803188494 | 1972 | 93.664438077046 | 1971 | 98.244147157191 | 1970 | 94.371865927685 | 1969 | 90.592511813886 | 1968 | 89.339437540876 | 1967 | 89.593841252986 | 1966 | 88.769579351788 | 1965 | 90.851633636851 | 1964 | 89.906323185012 | 1963 | 87.437121114407 | 1962 | 85.106990014265 | 1961 | 85.887708649469 | 1960 | 87.758041286606 |
|