| 年份 | 利比里亚 |
|---|---|
| 2023 | - |
| 2022 | 50.2006 |
| 2021 | 50.2221 |
| 2020 | 50.2425 |
| 2019 | 50.2648 |
| 2018 | 50.2886 |
| 2017 | 50.3132 |
| 2016 | 50.3399 |
| 2015 | 50.3664 |
| 2014 | 50.3941 |
| 2013 | 50.4232 |
| 2012 | 50.4522 |
| 2011 | 50.4887 |
| 2010 | 50.5286 |
| 2009 | 50.5621 |
| 2008 | 50.5969 |
| 2007 | 50.6325 |
| 2006 | 50.6664 |
| 2005 | 50.6976 |
| 2004 | 50.725 |
| 2003 | 50.7383 |
| 2002 | 50.7491 |
| 2001 | 50.7684 |
| 2000 | 50.7841 |
| 1999 | 50.793 |
| 1998 | 50.7989 |
| 1997 | 50.8069 |
| 1996 | 50.7984 |
| 1995 | 50.7745 |
| 1994 | 50.7366 |
| 1993 | 50.6931 |
| 1992 | 50.6572 |
| 1991 | 50.63 |
| 1990 | 50.4226 |
| 1989 | 50.2663 |
| 1988 | 50.2479 |
| 1987 | 50.2331 |
| 1986 | 50.2205 |
| 1985 | 50.2044 |
| 1984 | 50.1873 |
| 1983 | 50.1382 |
| 1982 | 50.0767 |
| 1981 | 50.0353 |
| 1980 | 49.9799 |
| 1979 | 49.9144 |
| 1978 | 49.8437 |
| 1977 | 49.7652 |
| 1976 | 49.687 |
| 1975 | 49.6078 |
| 1974 | 49.5485 |
| 1973 | 49.5144 |
| 1972 | 49.4776 |
| 1971 | 49.4323 |
| 1970 | 49.3865 |
| 1969 | 49.3431 |
| 1968 | 49.2963 |
| 1967 | 49.251 |
| 1966 | 49.2036 |
| 1965 | 49.1563 |
| 1964 | 49.1117 |
| 1963 | 49.0652 |
| 1962 | 49.0003 |
| 1961 | 48.9162 |
| 1960 | 48.8305 |