| 年份 | 也门共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 0.0233729 |
| 2017 | 0.0393119 |
| 2016 | 0.0488361 |
| 2015 | 0.379334 |
| 2014 | 2.05844 |
| 2013 | 2.53793 |
| 2012 | 2.05998 |
| 2011 | 2.52872 |
| 2010 | 1.08978 |
| 2009 | 0.20141 |
| 2008 | 0.00823146 |
| 2007 | 0.0196883 |
| 2006 | 0.0313526 |
| 2005 | 0.0386722 |
| 2004 | 0.0395655 |
| 2003 | 0.0523017 |
| 2002 | 0.0693672 |
| 2001 | 0.114273 |
| 2000 | 0.0985072 |
| 1999 | 0.0666075 |
| 1998 | 0.0911863 |
| 1997 | 0.109321 |
| 1996 | 0.111041 |
| 1995 | 0.115796 |
| 1994 | 0.102054 |
| 1993 | 0.103595 |
| 1992 | 0.0677023 |
| 1991 | 0.0887178 |
| 1990 | 0.0801111 |
| 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 | - |