| 年份 | 乍得 |
|---|---|
| 2023 | - |
| 2022 | -1.8 |
| 2021 | 3.7077 |
| 2020 | 11.1304 |
| 2019 | 1.06147 |
| 2018 | -9.75637 |
| 2017 | 9.50259 |
| 2016 | -25.4554 |
| 2015 | -55.3483 |
| 2014 | 4.30868 |
| 2013 | 20.7921 |
| 2012 | 15.4692 |
| 2011 | -3.65405 |
| 2010 | 0.716483 |
| 2009 | 26.2819 |
| 2008 | 7.64075 |
| 2007 | - |
| 2006 | - |
| 2005 | - |
| 2004 | - |
| 2003 | 12.9728 |
| 2002 | 11.6115 |
| 2001 | 8.35518 |
| 2000 | 10.4537 |
| 1999 | 22.2169 |
| 1998 | -7.77504 |
| 1997 | -12.6559 |
| 1996 | 11.0304 |
| 1995 | -8.88046 |
| 1994 | -53.2595 |
| 1993 | 6.16879 |
| 1992 | 3.09302 |
| 1991 | 9.9 |
| 1990 | -32.2592 |
| 1989 | 19.8653 |
| 1988 | -7.12006 |
| 1987 | 10.7958 |
| 1986 | 13.9933 |
| 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 | - |