| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 5.48011 |
| 2021 | 5.42332 |
| 2020 | 5.38831 |
| 2019 | 5.34079 |
| 2018 | 5.30105 |
| 2017 | 5.28168 |
| 2016 | 5.29215 |
| 2015 | 5.3323 |
| 2014 | 5.40872 |
| 2013 | 5.53833 |
| 2012 | 5.72037 |
| 2011 | 5.77659 |
| 2010 | 5.6881 |
| 2009 | 5.60819 |
| 2008 | 5.52921 |
| 2007 | 5.45542 |
| 2006 | 5.39547 |
| 2005 | 5.35461 |
| 2004 | 5.34109 |
| 2003 | 5.36974 |
| 2002 | 5.29115 |
| 2001 | 5.00393 |
| 2000 | 4.65772 |
| 1999 | 4.34004 |
| 1998 | 4.04521 |
| 1997 | 3.95204 |
| 1996 | 4.04095 |
| 1995 | 4.12882 |
| 1994 | 4.49101 |
| 1993 | 4.70269 |
| 1992 | 4.72214 |
| 1991 | 4.70936 |
| 1990 | 4.66914 |
| 1989 | 4.61936 |
| 1988 | 4.57632 |
| 1987 | 4.55548 |
| 1986 | 4.55762 |
| 1985 | 4.57649 |
| 1984 | 4.60859 |
| 1983 | 4.66472 |
| 1982 | 4.74934 |
| 1981 | 4.84473 |
| 1980 | 4.93448 |
| 1979 | 5.01798 |
| 1978 | 5.0964 |
| 1977 | 5.17441 |
| 1976 | 5.25921 |
| 1975 | 5.35351 |
| 1974 | 5.45173 |
| 1973 | 5.54315 |
| 1972 | 5.63927 |
| 1971 | 5.74728 |
| 1970 | 5.8664 |
| 1969 | 5.99995 |
| 1968 | 6.14601 |
| 1967 | 6.29714 |
| 1966 | 6.43352 |
| 1965 | 6.53645 |
| 1964 | 6.59443 |
| 1963 | 6.58982 |
| 1962 | 6.53674 |
| 1961 | 6.47101 |
| 1960 | 6.4069 |