年份 | 利比里亚 |
---|---|
2023 | - |
2022 | - |
2021 | - |
2020 | 0.45 |
2019 | 0.49 |
2018 | 0.56 |
2017 | 0.63 |
2016 | 0.69 |
2015 | 0.73 |
2014 | 0.77 |
2013 | 0.82 |
2012 | 0.87 |
2011 | 0.92 |
2010 | 1 |
2009 | 1.08 |
2008 | 1.12 |
2007 | 1.2 |
2006 | 1.28 |
2005 | 1.34 |
2004 | 1.46 |
2003 | 1.52 |
2002 | 1.74 |
2001 | 2.05 |
2000 | 2.26 |
1999 | 2.44 |
1998 | 2.72 |
1997 | 2.44 |
1996 | 2.86 |
1995 | 3.3 |
1994 | 3.72 |
1993 | 4.08 |
1992 | 4.4 |
1991 | 5.4 |
1990 | 4.57 |
1989 | - |
1988 | - |
1987 | - |
1986 | - |
1985 | - |
1984 | - |
1983 | - |
1982 | - |
1981 | - |
1980 | - |
1979 | - |
1978 | - |
1977 | - |
1976 | - |
1975 | - |
1974 | - |
1973 | - |
1972 | - |
1971 | - |
1970 | - |
1969 | - |
1968 | - |
1967 | - |
1966 | - |
1965 | - |
1964 | - |
1963 | - |
1962 | - |
1961 | - |
1960 | - |