| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 18.1541 |
| 2017 | 18.1343 |
| 2016 | 18.3474 |
| 2015 | 18.7202 |
| 2014 | 18.3395 |
| 2013 | 17.7271 |
| 2012 | 18.6061 |
| 2011 | 19.8885 |
| 2010 | 20.2213 |
| 2009 | 22.772 |
| 2008 | 22.7618 |
| 2007 | 23.6022 |
| 2006 | 24.7315 |
| 2005 | 24.7848 |
| 2004 | 26.624 |
| 2003 | 25.6599 |
| 2002 | 24.0881 |
| 2001 | 22.7329 |
| 2000 | 21.3341 |
| 1999 | 20.3582 |
| 1998 | 18.4053 |
| 1997 | - |
| 1996 | 15.0582 |
| 1995 | 14.0659 |
| 1994 | 12.221 |
| 1993 | 10.891 |
| 1992 | 12.3261 |
| 1991 | - |
| 1990 | 11.766 |
| 1989 | - |
| 1988 | 12.1349 |
| 1987 | - |
| 1986 | 11.1995 |
| 1985 | 13.5996 |
| 1984 | 12.4732 |
| 1983 | - |
| 1982 | - |
| 1981 | 19.2292 |
| 1980 | 22.2991 |
| 1979 | 21.0082 |
| 1978 | 20.7806 |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | 18.8578 |
| 1972 | 17.3737 |
| 1971 | 16.8885 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |