| 年份 | 刚果(布) |
|---|---|
| 2023 | - |
| 2022 | 3.41953 |
| 2021 | 3.37865 |
| 2020 | 3.34482 |
| 2019 | 3.30288 |
| 2018 | 3.25447 |
| 2017 | 3.20753 |
| 2016 | 3.15767 |
| 2015 | 3.10283 |
| 2014 | 3.04715 |
| 2013 | 2.99348 |
| 2012 | 2.93984 |
| 2011 | 2.88188 |
| 2010 | 2.81584 |
| 2009 | 2.74186 |
| 2008 | 2.65932 |
| 2007 | 2.57442 |
| 2006 | 2.49757 |
| 2005 | 2.43305 |
| 2004 | 2.38442 |
| 2003 | 2.35624 |
| 2002 | 2.33974 |
| 2001 | 2.3215 |
| 2000 | 2.29603 |
| 1999 | 2.27211 |
| 1998 | 2.25635 |
| 1997 | 2.25724 |
| 1996 | 2.27944 |
| 1995 | 2.31782 |
| 1994 | 2.3722 |
| 1993 | 2.43933 |
| 1992 | 2.51188 |
| 1991 | 2.57133 |
| 1990 | 2.60968 |
| 1989 | 2.63316 |
| 1988 | 2.64447 |
| 1987 | 2.64672 |
| 1986 | 2.65581 |
| 1985 | 2.68551 |
| 1984 | 2.73027 |
| 1983 | 2.77029 |
| 1982 | 2.79433 |
| 1981 | 2.80047 |
| 1980 | 2.78992 |
| 1979 | 2.77545 |
| 1978 | 2.77034 |
| 1977 | 2.78106 |
| 1976 | 2.80392 |
| 1975 | 2.82803 |
| 1974 | 2.85492 |
| 1973 | 2.88783 |
| 1972 | 2.92145 |
| 1971 | 2.95513 |
| 1970 | 2.98799 |
| 1969 | 3.02046 |
| 1968 | 3.05303 |
| 1967 | 3.08517 |
| 1966 | 3.11686 |
| 1965 | 3.14843 |
| 1964 | 3.17955 |
| 1963 | 3.20983 |
| 1962 | 3.23924 |
| 1961 | 3.26879 |
| 1960 | 3.29888 |