| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 3.96625 |
| 2020 | 4.07586 |
| 2019 | 3.77766 |
| 2018 | 4.48341 |
| 2017 | 5.7294 |
| 2016 | 5.83691 |
| 2015 | 5.68361 |
| 2014 | 6.03079 |
| 2013 | 6.10028 |
| 2012 | 6.01165 |
| 2011 | 5.92858 |
| 2010 | 5.91081 |
| 2009 | 6.85098 |
| 2008 | 8.0471 |
| 2007 | 6.11822 |
| 2006 | 5.29258 |
| 2005 | 5.95592 |
| 2004 | 7.01933 |
| 2003 | 9.07565 |
| 2002 | 6.43627 |
| 2001 | 5.37254 |
| 2000 | 5.03183 |
| 1999 | 6.47992 |
| 1998 | 10.8721 |
| 1997 | 11.1275 |
| 1996 | 12.5557 |
| 1995 | 12.5789 |
| 1994 | 16.2352 |
| 1993 | 4.95491 |
| 1992 | 6.09938 |
| 1991 | 6.25734 |
| 1990 | 4.66525 |
| 1989 | 4.68175 |
| 1988 | 4.1621 |
| 1987 | 4.25272 |
| 1986 | 4.90803 |
| 1985 | 3.52908 |
| 1984 | 5.0392 |
| 1983 | 5.58871 |
| 1982 | 9.01635 |
| 1981 | 6.35604 |
| 1980 | 7.92887 |
| 1979 | 7.18953 |
| 1978 | 10.148 |
| 1977 | 11.8735 |
| 1976 | 7.1888 |
| 1975 | 8.90916 |
| 1974 | 11.697 |
| 1973 | 11.0823 |
| 1972 | 7.46115 |
| 1971 | 7.16288 |
| 1970 | 8.31273 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |