| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 5.00995 |
| 2021 | 4.70129 |
| 2020 | 4.41035 |
| 2019 | 4.16249 |
| 2018 | 3.97367 |
| 2017 | 3.84576 |
| 2016 | 3.76628 |
| 2015 | 3.71572 |
| 2014 | 3.6766 |
| 2013 | 3.64131 |
| 2012 | 3.60911 |
| 2011 | 3.58705 |
| 2010 | 3.58738 |
| 2009 | 3.61867 |
| 2008 | 3.68219 |
| 2007 | 3.77322 |
| 2006 | 3.88268 |
| 2005 | 3.99084 |
| 2004 | 4.07863 |
| 2003 | 4.1377 |
| 2002 | 4.1212 |
| 2001 | 3.99868 |
| 2000 | 3.82999 |
| 1999 | 3.67317 |
| 1998 | 3.54727 |
| 1997 | 3.48944 |
| 1996 | 3.48669 |
| 1995 | 3.49187 |
| 1994 | 3.85816 |
| 1993 | 4.05265 |
| 1992 | 3.96591 |
| 1991 | 3.86243 |
| 1990 | 3.73162 |
| 1989 | 3.5821 |
| 1988 | 3.45947 |
| 1987 | 3.35458 |
| 1986 | 3.24267 |
| 1985 | 3.16253 |
| 1984 | 3.12847 |
| 1983 | 3.13875 |
| 1982 | 3.17974 |
| 1981 | 3.24873 |
| 1980 | 3.35036 |
| 1979 | 3.48366 |
| 1978 | 3.64474 |
| 1977 | 3.81767 |
| 1976 | 3.98547 |
| 1975 | 4.13882 |
| 1974 | 4.2723 |
| 1973 | 4.38276 |
| 1972 | 4.46288 |
| 1971 | 4.52308 |
| 1970 | 4.55992 |
| 1969 | 4.55174 |
| 1968 | 4.49121 |
| 1967 | 4.3849 |
| 1966 | 4.23427 |
| 1965 | 4.05683 |
| 1964 | 3.87579 |
| 1963 | 3.69087 |
| 1962 | 3.51609 |
| 1961 | 3.37057 |
| 1960 | 3.26587 |