| 年份 | 刚果(布) |
|---|---|
| 2023 | - |
| 2022 | 0.365182 |
| 2021 | 0.366675 |
| 2020 | 0.371828 |
| 2019 | 0.377406 |
| 2018 | 0.383569 |
| 2017 | 0.390145 |
| 2016 | 0.3948 |
| 2015 | 0.397074 |
| 2014 | 0.397793 |
| 2013 | 0.396892 |
| 2012 | 0.394398 |
| 2011 | 0.393033 |
| 2010 | 0.395283 |
| 2009 | 0.399725 |
| 2008 | 0.405457 |
| 2007 | 0.411355 |
| 2006 | 0.415013 |
| 2005 | 0.415205 |
| 2004 | 0.412338 |
| 2003 | 0.407896 |
| 2002 | 0.404686 |
| 2001 | 0.407302 |
| 2000 | 0.417671 |
| 1999 | 0.436267 |
| 1998 | 0.459698 |
| 1997 | 0.481457 |
| 1996 | 0.495391 |
| 1995 | 0.499909 |
| 1994 | 0.49649 |
| 1993 | 0.486546 |
| 1992 | 0.47557 |
| 1991 | 0.470552 |
| 1990 | 0.471916 |
| 1989 | 0.477549 |
| 1988 | 0.483394 |
| 1987 | 0.481873 |
| 1986 | 0.472055 |
| 1985 | 0.458408 |
| 1984 | 0.443672 |
| 1983 | 0.436343 |
| 1982 | 0.442011 |
| 1981 | 0.457932 |
| 1980 | 0.477994 |
| 1979 | 0.495942 |
| 1978 | 0.510405 |
| 1977 | 0.520474 |
| 1976 | 0.526414 |
| 1975 | 0.527863 |
| 1974 | 0.526133 |
| 1973 | 0.520977 |
| 1972 | 0.511706 |
| 1971 | 0.501945 |
| 1970 | 0.49493 |
| 1969 | 0.491049 |
| 1968 | 0.490828 |
| 1967 | 0.494617 |
| 1966 | 0.499205 |
| 1965 | 0.502411 |
| 1964 | 0.504604 |
| 1963 | 0.505809 |
| 1962 | 0.505689 |
| 1961 | 0.505019 |
| 1960 | 0.504507 |