| 年份 | 刚果(金) |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 6.156 |
| 2020 | 6.206 |
| 2019 | 6.253 |
| 2018 | 6.302 |
| 2017 | 6.349 |
| 2016 | 6.392 |
| 2015 | 6.437 |
| 2014 | 6.483 |
| 2013 | 6.527 |
| 2012 | 6.559 |
| 2011 | 6.582 |
| 2010 | 6.587 |
| 2009 | 6.591 |
| 2008 | 6.578 |
| 2007 | 6.582 |
| 2006 | 6.59 |
| 2005 | 6.597 |
| 2004 | 6.618 |
| 2003 | 6.64 |
| 2002 | 6.672 |
| 2001 | 6.7 |
| 2000 | 6.718 |
| 1999 | 6.721 |
| 1998 | 6.73 |
| 1997 | 6.729 |
| 1996 | 6.72 |
| 1995 | 6.712 |
| 1994 | 6.668 |
| 1993 | 6.644 |
| 1992 | 6.667 |
| 1991 | 6.685 |
| 1990 | 6.702 |
| 1989 | 6.735 |
| 1988 | 6.73 |
| 1987 | 6.741 |
| 1986 | 6.693 |
| 1985 | 6.646 |
| 1984 | 6.599 |
| 1983 | 6.548 |
| 1982 | 6.498 |
| 1981 | 6.486 |
| 1980 | 6.465 |
| 1979 | 6.456 |
| 1978 | 6.441 |
| 1977 | 6.429 |
| 1976 | 6.425 |
| 1975 | 6.424 |
| 1974 | 6.416 |
| 1973 | 6.411 |
| 1972 | 6.402 |
| 1971 | 6.378 |
| 1970 | 6.343 |
| 1969 | 6.319 |
| 1968 | 6.298 |
| 1967 | 6.268 |
| 1966 | 6.237 |
| 1965 | 6.211 |
| 1964 | 6.183 |
| 1963 | 6.157 |
| 1962 | 6.132 |
| 1961 | 6.107 |
| 1960 | 6.08 |