| 年份 | 中非共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 9.49215 |
| 2020 | 9.69739 |
| 2019 | 9.74144 |
| 2018 | 11.1231 |
| 2017 | 13.3702 |
| 2016 | 13.0245 |
| 2015 | 12.6643 |
| 2014 | 11.2325 |
| 2013 | 13.2497 |
| 2012 | 9.12549 |
| 2011 | 8.40576 |
| 2010 | 7.86382 |
| 2009 | 8.7352 |
| 2008 | 11.7251 |
| 2007 | 9.94408 |
| 2006 | 10.0112 |
| 2005 | 8.63313 |
| 2004 | 8.16762 |
| 2003 | 11.7013 |
| 2002 | 11.354 |
| 2001 | 10.8666 |
| 2000 | 11.1808 |
| 1999 | 9.6078 |
| 1998 | 13.5273 |
| 1997 | 13.1754 |
| 1996 | 11.9751 |
| 1995 | 12.3846 |
| 1994 | 11.6898 |
| 1993 | 6.47335 |
| 1992 | 6.86176 |
| 1991 | 6.10074 |
| 1990 | 6.31631 |
| 1989 | 6.06228 |
| 1988 | 5.40247 |
| 1987 | 5.33268 |
| 1986 | 5.92787 |
| 1985 | 5.40215 |
| 1984 | 8.86279 |
| 1983 | 9.13599 |
| 1982 | 11.3193 |
| 1981 | 9.83068 |
| 1980 | 10.0022 |
| 1979 | 9.36106 |
| 1978 | 10.5584 |
| 1977 | 11.353 |
| 1976 | 8.5972 |
| 1975 | 10.4601 |
| 1974 | 11.3711 |
| 1973 | 12.1459 |
| 1972 | 9.00911 |
| 1971 | 8.06681 |
| 1970 | 8.23425 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |