| 年份 | 利比里亚 |
|---|---|
| 2023 | - |
| 2022 | 34.28亿 |
| 2021 | 32.71亿 |
| 2020 | 31.16亿 |
| 2019 | 32.11亿 |
| 2018 | 32.93亿 |
| 2017 | 32.55亿 |
| 2016 | 31.77亿 |
| 2015 | 32.27亿 |
| 2014 | 32.28亿 |
| 2013 | 32.05亿 |
| 2012 | 29.49亿 |
| 2011 | 27.31亿 |
| 2010 | 25.24亿 |
| 2009 | 23.79亿 |
| 2008 | 22.59亿 |
| 2007 | 21.08亿 |
| 2006 | 19.25亿 |
| 2005 | 17.81亿 |
| 2004 | 16.92亿 |
| 2003 | 16.49亿 |
| 2002 | 23.6亿 |
| 2001 | 22.75亿 |
| 2000 | 22.1亿 |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 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 | - |