| 年份 | 也门共和国 |
|---|---|
| 2023 | - |
| 2022 | 11.9955 |
| 2021 | 12.036 |
| 2020 | 12.0689 |
| 2019 | 12.1033 |
| 2018 | 12.1354 |
| 2017 | 12.1515 |
| 2016 | 12.1594 |
| 2015 | 12.1994 |
| 2014 | 12.2912 |
| 2013 | 12.4082 |
| 2012 | 12.559 |
| 2011 | 12.7461 |
| 2010 | 12.9865 |
| 2009 | 13.2852 |
| 2008 | 13.6147 |
| 2007 | 13.9496 |
| 2006 | 14.2575 |
| 2005 | 14.4649 |
| 2004 | 14.5321 |
| 2003 | 14.5264 |
| 2002 | 14.4827 |
| 2001 | 14.4165 |
| 2000 | 14.335 |
| 1999 | 14.2356 |
| 1998 | 14.1098 |
| 1997 | 13.9596 |
| 1996 | 13.7902 |
| 1995 | 13.6247 |
| 1994 | 13.4879 |
| 1993 | 13.348 |
| 1992 | 13.1948 |
| 1991 | 13.048 |
| 1990 | 12.9024 |
| 1989 | 12.7575 |
| 1988 | 12.6381 |
| 1987 | 12.5537 |
| 1986 | 12.4829 |
| 1985 | 12.4187 |
| 1984 | 12.3607 |
| 1983 | 12.3084 |
| 1982 | 12.248 |
| 1981 | 12.1732 |
| 1980 | 12.0867 |
| 1979 | 11.9916 |
| 1978 | 11.8788 |
| 1977 | 11.7505 |
| 1976 | 11.6324 |
| 1975 | 11.5311 |
| 1974 | 11.4387 |
| 1973 | 11.3573 |
| 1972 | 11.2852 |
| 1971 | 11.2131 |
| 1970 | 11.1463 |
| 1969 | 11.0924 |
| 1968 | 11.0533 |
| 1967 | 11.0291 |
| 1966 | 11.016 |
| 1965 | 11.0103 |
| 1964 | 11.0493 |
| 1963 | 11.1515 |
| 1962 | 11.3257 |
| 1961 | 11.5523 |
| 1960 | 11.7562 |