| 年份 | 不丹 |
|---|---|
| 2023 | - |
| 2022 | 81.7865 |
| 2021 | 84.5482 |
| 2020 | - |
| 2019 | - |
| 2018 | 82.119 |
| 2017 | 81.3465 |
| 2016 | 79.976 |
| 2015 | 79.9291 |
| 2014 | 78.049 |
| 2013 | 70.7445 |
| 2012 | 66.7452 |
| 2011 | 62.4591 |
| 2010 | 59.616 |
| 2009 | 56.3919 |
| 2008 | 53.4024 |
| 2007 | 50.7867 |
| 2006 | 47.5032 |
| 2005 | 45.4488 |
| 2004 | - |
| 2003 | - |
| 2002 | - |
| 2001 | 37.0846 |
| 2000 | 34.3053 |
| 1999 | 31.4217 |
| 1998 | 27.7426 |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | 19.4681 |
| 1983 | 18.3431 |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | 6.86804 |
| 1976 | - |
| 1975 | - |
| 1974 | 9.60852 |
| 1973 | - |
| 1972 | 6.26239 |
| 1971 | 5.2262 |
| 1970 | 4.73251 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |