| 年份 | 卢旺达 |
|---|---|
| 2023 | - |
| 2022 | 0.305672 |
| 2021 | 0.321236 |
| 2020 | 0.338526 |
| 2019 | 0.353354 |
| 2018 | 0.370844 |
| 2017 | 0.392062 |
| 2016 | 0.4188 |
| 2015 | 0.451068 |
| 2014 | 0.487071 |
| 2013 | 0.525988 |
| 2012 | 0.567903 |
| 2011 | 0.569728 |
| 2010 | 0.530302 |
| 2009 | 0.495225 |
| 2008 | 0.466524 |
| 2007 | 0.446557 |
| 2006 | 0.437519 |
| 2005 | 0.438051 |
| 2004 | 0.444268 |
| 2003 | 0.454224 |
| 2002 | 0.429564 |
| 2001 | 0.350724 |
| 2000 | 0.263262 |
| 1999 | 0.193831 |
| 1998 | 0.143661 |
| 1997 | 0.125741 |
| 1996 | 0.130049 |
| 1995 | 0.135035 |
| 1994 | 0.167128 |
| 1993 | 0.190503 |
| 1992 | 0.198694 |
| 1991 | 0.205398 |
| 1990 | 0.212839 |
| 1989 | 0.222116 |
| 1988 | 0.230608 |
| 1987 | 0.236526 |
| 1986 | 0.24022 |
| 1985 | 0.244196 |
| 1984 | 0.250721 |
| 1983 | 0.259304 |
| 1982 | 0.266624 |
| 1981 | 0.271299 |
| 1980 | 0.275458 |
| 1979 | 0.27977 |
| 1978 | 0.284222 |
| 1977 | 0.288807 |
| 1976 | 0.292842 |
| 1975 | 0.297007 |
| 1974 | 0.30213 |
| 1973 | 0.308242 |
| 1972 | 0.314937 |
| 1971 | 0.320418 |
| 1970 | 0.323181 |
| 1969 | 0.322664 |
| 1968 | 0.317922 |
| 1967 | 0.308652 |
| 1966 | 0.296678 |
| 1965 | 0.283675 |
| 1964 | 0.269794 |
| 1963 | 0.254931 |
| 1962 | 0.239326 |
| 1961 | 0.224184 |
| 1960 | 0.211266 |