| 年份 | 利比里亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1065 |
| 2020 | 1162.5 |
| 2019 | 1128.2 |
| 2018 | 1083.6 |
| 2017 | 1059.5 |
| 2016 | 1073.2 |
| 2015 | 1129.1 |
| 2014 | 1172 |
| 2013 | 1250.1 |
| 2012 | 1285.3 |
| 2011 | 1173.1 |
| 2010 | 1178.6 |
| 2009 | 1183.5 |
| 2008 | 1553.4 |
| 2007 | 1448.8 |
| 2006 | 1261.5 |
| 2005 | 1290 |
| 2004 | 916.7 |
| 2003 | 833.3 |
| 2002 | 916.7 |
| 2001 | 1115.4 |
| 2000 | 1278 |
| 1999 | 1277.2 |
| 1998 | 1293.4 |
| 1997 | 1245.6 |
| 1996 | 1249.3 |
| 1995 | 1124 |
| 1994 | 1111.1 |
| 1993 | 1083.3 |
| 1992 | 916.7 |
| 1991 | 909.1 |
| 1990 | 1028.6 |
| 1989 | 1166.1 |
| 1988 | 1276.6 |
| 1987 | 1262.3 |
| 1986 | 1235.5 |
| 1985 | 1252.5 |
| 1984 | 1286.7 |
| 1983 | 1230.3 |
| 1982 | 1352.4 |
| 1981 | 1281 |
| 1980 | 1233.5 |
| 1979 | 1238.8 |
| 1978 | 1257.7 |
| 1977 | 1242.7 |
| 1976 | 1225 |
| 1975 | 1199 |
| 1974 | 1233.8 |
| 1973 | 1236.3 |
| 1972 | 1235.3 |
| 1971 | 1234.6 |
| 1970 | 1233.8 |
| 1969 | 1108.8 |
| 1968 | 1085.7 |
| 1967 | 1059.7 |
| 1966 | 1060.2 |
| 1965 | 525.3 |
| 1964 | 509.8 |
| 1963 | 523 |
| 1962 | 571.4 |
| 1961 | 575 |
| 1960 | - |