| 年份 | 也门共和国 |
|---|---|
| 2023 | - |
| 2022 | 9.60429 |
| 2021 | 9.68256 |
| 2020 | 9.81702 |
| 2019 | 10.0001 |
| 2018 | 10.2143 |
| 2017 | 10.4359 |
| 2016 | 10.6353 |
| 2015 | 10.7702 |
| 2014 | 10.8168 |
| 2013 | 10.8126 |
| 2012 | 10.7744 |
| 2011 | 10.7135 |
| 2010 | 10.6322 |
| 2009 | 10.5285 |
| 2008 | 10.4021 |
| 2007 | 10.2549 |
| 2006 | 10.0871 |
| 2005 | 9.90611 |
| 2004 | 9.73 |
| 2003 | 9.54691 |
| 2002 | 9.35237 |
| 2001 | 9.16397 |
| 2000 | 8.98365 |
| 1999 | 8.81424 |
| 1998 | 8.67182 |
| 1997 | 8.5624 |
| 1996 | 8.47384 |
| 1995 | 8.40466 |
| 1994 | 8.3428 |
| 1993 | 8.28328 |
| 1992 | 8.2268 |
| 1991 | 8.16813 |
| 1990 | 8.1065 |
| 1989 | 8.04427 |
| 1988 | 7.97931 |
| 1987 | 7.90614 |
| 1986 | 7.85246 |
| 1985 | 7.81703 |
| 1984 | 7.78028 |
| 1983 | 7.75665 |
| 1982 | 7.74252 |
| 1981 | 7.73176 |
| 1980 | 7.72996 |
| 1979 | 7.74214 |
| 1978 | 7.76585 |
| 1977 | 7.79912 |
| 1976 | 7.83949 |
| 1975 | 7.88353 |
| 1974 | 7.97354 |
| 1973 | 8.12454 |
| 1972 | 8.33169 |
| 1971 | 8.58235 |
| 1970 | 8.82597 |
| 1969 | 9.00336 |
| 1968 | 9.1046 |
| 1967 | 9.14599 |
| 1966 | 9.14407 |
| 1965 | 9.1549 |
| 1964 | 9.18135 |
| 1963 | 9.21522 |
| 1962 | 9.24923 |
| 1961 | 9.25907 |
| 1960 | 9.23758 |