| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 5.20947 |
| 2021 | 4.98013 |
| 2020 | 4.76709 |
| 2019 | 4.5857 |
| 2018 | 4.44721 |
| 2017 | 4.34885 |
| 2016 | 4.27434 |
| 2015 | 4.20759 |
| 2014 | 4.1394 |
| 2013 | 4.06841 |
| 2012 | 3.99811 |
| 2011 | 3.941 |
| 2010 | 3.91559 |
| 2009 | 3.93276 |
| 2008 | 3.99186 |
| 2007 | 4.08561 |
| 2006 | 4.19926 |
| 2005 | 4.30401 |
| 2004 | 4.37611 |
| 2003 | 4.40896 |
| 2002 | 4.38352 |
| 2001 | 4.29221 |
| 2000 | 4.17514 |
| 1999 | 4.06784 |
| 1998 | 3.97383 |
| 1997 | 3.91133 |
| 1996 | 3.88222 |
| 1995 | 3.85591 |
| 1994 | 4.04476 |
| 1993 | 4.13553 |
| 1992 | 4.03055 |
| 1991 | 3.9051 |
| 1990 | 3.75103 |
| 1989 | 3.57653 |
| 1988 | 3.42334 |
| 1987 | 3.29005 |
| 1986 | 3.15942 |
| 1985 | 3.06297 |
| 1984 | 3.01272 |
| 1983 | 3.00765 |
| 1982 | 3.0353 |
| 1981 | 3.09184 |
| 1980 | 3.18097 |
| 1979 | 3.302 |
| 1978 | 3.45102 |
| 1977 | 3.61249 |
| 1976 | 3.76774 |
| 1975 | 3.90874 |
| 1974 | 4.031 |
| 1973 | 4.12759 |
| 1972 | 4.19487 |
| 1971 | 4.25292 |
| 1970 | 4.30225 |
| 1969 | 4.32101 |
| 1968 | 4.30575 |
| 1967 | 4.26154 |
| 1966 | 4.1808 |
| 1965 | 4.07344 |
| 1964 | 3.96138 |
| 1963 | 3.84321 |
| 1962 | 3.7332 |
| 1961 | 3.65581 |
| 1960 | 3.62842 |