| 年份 | 不丹 |
|---|---|
| 2023 | - |
| 2022 | 88.1928 |
| 2021 | 90.8036 |
| 2020 | - |
| 2019 | - |
| 2018 | 87.5288 |
| 2017 | 86.6147 |
| 2016 | 85.6835 |
| 2015 | 85.1942 |
| 2014 | 84.0442 |
| 2013 | 76.5528 |
| 2012 | 71.995 |
| 2011 | 66.8755 |
| 2010 | 62.8564 |
| 2009 | 58.5107 |
| 2008 | 53.492 |
| 2007 | 50.2342 |
| 2006 | 46.4467 |
| 2005 | 44.0077 |
| 2004 | - |
| 2003 | - |
| 2002 | - |
| 2001 | 34.7675 |
| 2000 | 31.5091 |
| 1999 | 28.1778 |
| 1998 | 24.675 |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | 11.9631 |
| 1984 | 11.9654 |
| 1983 | 11.2118 |
| 1982 | 9.69196 |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | 4.12139 |
| 1976 | - |
| 1975 | - |
| 1974 | 5.38376 |
| 1973 | - |
| 1972 | 3.42685 |
| 1971 | 2.85437 |
| 1970 | 2.47616 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |