| 年份 | 利比里亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 59.411 |
| 2020 | 59.528 |
| 2019 | 59.892 |
| 2018 | 59.525 |
| 2017 | 59.391 |
| 2016 | 59.255 |
| 2015 | 57.898 |
| 2014 | 58.002 |
| 2013 | 58.736 |
| 2012 | 58.651 |
| 2011 | 58.368 |
| 2010 | 58.193 |
| 2009 | 57.811 |
| 2008 | 57.386 |
| 2007 | 56.857 |
| 2006 | 56.158 |
| 2005 | 55.267 |
| 2004 | 54.332 |
| 2003 | 50.619 |
| 2002 | 52.083 |
| 2001 | 50.978 |
| 2000 | 49.516 |
| 1999 | 47.828 |
| 1998 | 47.015 |
| 1997 | 45.962 |
| 1996 | 41.912 |
| 1995 | 41.548 |
| 1994 | 39.057 |
| 1993 | 39.73 |
| 1992 | 40.275 |
| 1991 | 40.872 |
| 1990 | 31.206 |
| 1989 | 41.882 |
| 1988 | 42.535 |
| 1987 | 43.142 |
| 1986 | 43.632 |
| 1985 | 43.055 |
| 1984 | 44.04 |
| 1983 | 44.023 |
| 1982 | 43.826 |
| 1981 | 43.568 |
| 1980 | 43.142 |
| 1979 | 42.929 |
| 1978 | 42.578 |
| 1977 | 42.136 |
| 1976 | 41.683 |
| 1975 | 41.307 |
| 1974 | 40.845 |
| 1973 | 40.34 |
| 1972 | 39.906 |
| 1971 | 39.345 |
| 1970 | 39.017 |
| 1969 | 38.606 |
| 1968 | 38.175 |
| 1967 | 37.877 |
| 1966 | 37.456 |
| 1965 | 37.208 |
| 1964 | 37.014 |
| 1963 | 36.865 |
| 1962 | 36.773 |
| 1961 | 36.723 |
| 1960 | 36.728 |