| 年份 | 阿曼 |
|---|---|
| 2023 | - |
| 2022 | 7.29259 |
| 2021 | 7.147 |
| 2020 | 7.05518 |
| 2019 | 7.01215 |
| 2018 | 7.11847 |
| 2017 | 7.30085 |
| 2016 | 7.51671 |
| 2015 | 7.81464 |
| 2014 | 8.20386 |
| 2013 | 8.74688 |
| 2012 | 9.50484 |
| 2011 | 10.3167 |
| 2010 | 10.9921 |
| 2009 | 11.4974 |
| 2008 | 11.8701 |
| 2007 | 12.1451 |
| 2006 | 12.3335 |
| 2005 | 12.4382 |
| 2004 | 12.4741 |
| 2003 | 12.5442 |
| 2002 | 12.6573 |
| 2001 | 12.7133 |
| 2000 | 12.6944 |
| 1999 | 12.597 |
| 1998 | 12.3929 |
| 1997 | 12.0761 |
| 1996 | 11.6806 |
| 1995 | 11.2438 |
| 1994 | 10.8074 |
| 1993 | 10.4878 |
| 1992 | 10.2819 |
| 1991 | 10.0746 |
| 1990 | 9.85625 |
| 1989 | 9.64379 |
| 1988 | 9.45501 |
| 1987 | 9.30728 |
| 1986 | 9.21968 |
| 1985 | 9.20061 |
| 1984 | 9.2721 |
| 1983 | 9.40198 |
| 1982 | 9.53174 |
| 1981 | 9.65267 |
| 1980 | 9.7563 |
| 1979 | 9.82944 |
| 1978 | 9.86142 |
| 1977 | 9.8537 |
| 1976 | 9.812 |
| 1975 | 9.74532 |
| 1974 | 9.6592 |
| 1973 | 9.58136 |
| 1972 | 9.52851 |
| 1971 | 9.48463 |
| 1970 | 9.44514 |
| 1969 | 9.35423 |
| 1968 | 9.23304 |
| 1967 | 9.25658 |
| 1966 | 9.44391 |
| 1965 | 9.69025 |
| 1964 | 10.0215 |
| 1963 | 10.3936 |
| 1962 | 10.5995 |
| 1961 | 10.6209 |
| 1960 | 10.5853 |