| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 2.22653 |
| 2021 | 2.20889 |
| 2020 | 2.17364 |
| 2019 | 2.13092 |
| 2018 | 2.08935 |
| 2017 | 2.04546 |
| 2016 | 1.99978 |
| 2015 | 1.95308 |
| 2014 | 1.89719 |
| 2013 | 1.82982 |
| 2012 | 1.75958 |
| 2011 | 1.68213 |
| 2010 | 1.60298 |
| 2009 | 1.54522 |
| 2008 | 1.5157 |
| 2007 | 1.50849 |
| 2006 | 1.51589 |
| 2005 | 1.53169 |
| 2004 | 1.54798 |
| 2003 | 1.55883 |
| 2002 | 1.52695 |
| 2001 | 1.43178 |
| 2000 | 1.32085 |
| 1999 | 1.23133 |
| 1998 | 1.16869 |
| 1997 | 1.16911 |
| 1996 | 1.21424 |
| 1995 | 1.2592 |
| 1994 | 1.43135 |
| 1993 | 1.55288 |
| 1992 | 1.58792 |
| 1991 | 1.61931 |
| 1990 | 1.64624 |
| 1989 | 1.66037 |
| 1988 | 1.66192 |
| 1987 | 1.6544 |
| 1986 | 1.63332 |
| 1985 | 1.59955 |
| 1984 | 1.5597 |
| 1983 | 1.51362 |
| 1982 | 1.46942 |
| 1981 | 1.43778 |
| 1980 | 1.42557 |
| 1979 | 1.43467 |
| 1978 | 1.46923 |
| 1977 | 1.52547 |
| 1976 | 1.58514 |
| 1975 | 1.6364 |
| 1974 | 1.68151 |
| 1973 | 1.72109 |
| 1972 | 1.74433 |
| 1971 | 1.75334 |
| 1970 | 1.7574 |
| 1969 | 1.75341 |
| 1968 | 1.73608 |
| 1967 | 1.71979 |
| 1966 | 1.71687 |
| 1965 | 1.72794 |
| 1964 | 1.75493 |
| 1963 | 1.80041 |
| 1962 | 1.86017 |
| 1961 | 1.91868 |
| 1960 | 1.96423 |