| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 4.15481 |
| 2017 | 4.20883 |
| 2016 | 4.97133 |
| 2015 | 5.9652 |
| 2014 | 6.92152 |
| 2013 | 9.08807 |
| 2012 | 10.6906 |
| 2011 | 12.4558 |
| 2010 | 14.0398 |
| 2009 | 15.792 |
| 2008 | 16.8249 |
| 2007 | 16.9462 |
| 2006 | 18.2446 |
| 2005 | 19.1815 |
| 2004 | 19.8847 |
| 2003 | 19.7825 |
| 2002 | 19.9991 |
| 2001 | 19.8299 |
| 2000 | 19.7502 |
| 1999 | 20.9242 |
| 1998 | 21.591 |
| 1997 | 23.4253 |
| 1996 | 24.0678 |
| 1995 | - |
| 1994 | 26.2133 |
| 1993 | 27.4746 |
| 1992 | 30.679 |
| 1991 | - |
| 1990 | 29.5776 |
| 1989 | - |
| 1988 | 27.2416 |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |