| 年份 | 乍得  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 18.6558 | 
| 2021 | 7.19999 | 
| 2020 | -5.4549 | 
| 2019 | 2.85603 | 
| 2018 | 5.01466 | 
| 2017 | 0.0282519 | 
| 2016 | -1.40084 | 
| 2015 | -8.48002 | 
| 2014 | 0.645785 | 
| 2013 | -4.14137 | 
| 2012 | 1.09725 | 
| 2011 | 8.5804 | 
| 2010 | 6.39119 | 
| 2009 | -9.55875 | 
| 2008 | 8.64882 | 
| 2007 | 3.30193 | 
| 2006 | 9.98443 | 
| 2005 | 23.0012 | 
| 2004 | 9.73426 | 
| 2003 | 0.0790047 | 
| 2002 | 1.90782 | 
| 2001 | 13.7977 | 
| 2000 | 5.2898 | 
| 1999 | -7.57287 | 
| 1998 | 6.74941 | 
| 1997 | 3.78279 | 
| 1996 | 11.4585 | 
| 1995 | 8.83313 | 
| 1994 | 43.545 | 
| 1993 | -1.3146 | 
| 1992 | -12.9066 | 
| 1991 | 3.0735 | 
| 1990 | 8.01233 | 
| 1989 | - | 
| 1988 | - | 
| 1987 | - | 
| 1986 | - | 
| 1985 | - | 
| 1984 | - | 
| 1983 | - | 
| 1982 | - | 
| 1981 | - | 
| 1980 | - | 
| 1979 | - | 
| 1978 | - | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |