| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 3.25494 |
| 2021 | 3.18102 |
| 2020 | 3.13195 |
| 2019 | 3.09252 |
| 2018 | 3.05729 |
| 2017 | 3.02485 |
| 2016 | 2.9979 |
| 2015 | 2.9858 |
| 2014 | 2.99803 |
| 2013 | 3.03657 |
| 2012 | 3.10002 |
| 2011 | 3.18639 |
| 2010 | 3.27963 |
| 2009 | 3.35741 |
| 2008 | 3.41095 |
| 2007 | 3.43501 |
| 2006 | 3.42126 |
| 2005 | 3.37159 |
| 2004 | 3.30031 |
| 2003 | 3.21633 |
| 2002 | 3.11105 |
| 2001 | 2.99358 |
| 2000 | 2.89551 |
| 1999 | 2.83076 |
| 1998 | 2.77777 |
| 1997 | 2.73381 |
| 1996 | 2.70375 |
| 1995 | 2.65097 |
| 1994 | 2.69118 |
| 1993 | 2.70775 |
| 1992 | 2.62583 |
| 1991 | 2.54235 |
| 1990 | 2.48628 |
| 1989 | 2.46525 |
| 1988 | 2.47548 |
| 1987 | 2.51108 |
| 1986 | 2.57112 |
| 1985 | 2.65834 |
| 1984 | 2.77437 |
| 1983 | 2.91422 |
| 1982 | 3.06209 |
| 1981 | 3.20663 |
| 1980 | 3.34136 |
| 1979 | 3.45947 |
| 1978 | 3.5561 |
| 1977 | 3.62454 |
| 1976 | 3.67444 |
| 1975 | 3.70501 |
| 1974 | 3.70018 |
| 1973 | 3.65446 |
| 1972 | 3.57288 |
| 1971 | 3.45437 |
| 1970 | 3.30981 |
| 1969 | 3.15515 |
| 1968 | 2.98786 |
| 1967 | 2.82253 |
| 1966 | 2.68235 |
| 1965 | 2.58198 |
| 1964 | 2.5274 |
| 1963 | 2.52738 |
| 1962 | 2.57351 |
| 1961 | 2.63772 |
| 1960 | 2.70473 |