| 年份 | 阿曼 |
|---|---|
| 2023 | - |
| 2022 | 38.4919 |
| 2021 | 38.0036 |
| 2020 | 35.8148 |
| 2019 | 32.8749 |
| 2018 | 30.9132 |
| 2017 | 29.7454 |
| 2016 | 29.4217 |
| 2015 | 29.6107 |
| 2014 | 29.3996 |
| 2013 | 29.3863 |
| 2012 | 30.8983 |
| 2011 | 33.8949 |
| 2010 | 38.1462 |
| 2009 | 41.6083 |
| 2008 | 43.2355 |
| 2007 | 45.3205 |
| 2006 | 47.8056 |
| 2005 | 50.5978 |
| 2004 | 53.5363 |
| 2003 | 55.9736 |
| 2002 | 57.8388 |
| 2001 | 59.7076 |
| 2000 | 61.592 |
| 1999 | 63.4563 |
| 1998 | 65.2836 |
| 1997 | 67.0204 |
| 1996 | 68.5569 |
| 1995 | 69.7854 |
| 1994 | 70.6134 |
| 1993 | 72.3691 |
| 1992 | 75.426 |
| 1991 | 78.5648 |
| 1990 | 81.7278 |
| 1989 | 84.8899 |
| 1988 | 87.9785 |
| 1987 | 90.8564 |
| 1986 | 93.3328 |
| 1985 | 95.2136 |
| 1984 | 95.6816 |
| 1983 | 95.085 |
| 1982 | 94.5853 |
| 1981 | 94.1624 |
| 1980 | 93.7902 |
| 1979 | 93.5858 |
| 1978 | 93.6557 |
| 1977 | 93.8944 |
| 1976 | 94.139 |
| 1975 | 94.1921 |
| 1974 | 94.1022 |
| 1973 | 93.2829 |
| 1972 | 91.706 |
| 1971 | 90.153 |
| 1970 | 88.6224 |
| 1969 | 87.0835 |
| 1968 | 85.5378 |
| 1967 | 83.9844 |
| 1966 | 82.4184 |
| 1965 | 80.8399 |
| 1964 | 79.0572 |
| 1963 | 77.1872 |
| 1962 | 75.9057 |
| 1961 | 75.2679 |
| 1960 | 74.8919 |