| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | 9.4706 |
| 2021 | 9.58261 |
| 2020 | 9.65892 |
| 2019 | 9.71797 |
| 2018 | 9.78316 |
| 2017 | 9.86734 |
| 2016 | 9.95351 |
| 2015 | 10.0263 |
| 2014 | 10.114 |
| 2013 | 10.2037 |
| 2012 | 10.2477 |
| 2011 | 10.2398 |
| 2010 | 10.1835 |
| 2009 | 10.091 |
| 2008 | 9.97072 |
| 2007 | 9.82405 |
| 2006 | 9.6541 |
| 2005 | 9.47069 |
| 2004 | 9.29613 |
| 2003 | 9.14534 |
| 2002 | 9.0267 |
| 2001 | 8.94843 |
| 2000 | 8.90936 |
| 1999 | 8.89978 |
| 1998 | 8.90748 |
| 1997 | 8.92152 |
| 1996 | 8.92953 |
| 1995 | 8.93055 |
| 1994 | 8.92971 |
| 1993 | 8.9304 |
| 1992 | 8.93439 |
| 1991 | 8.93436 |
| 1990 | 8.92351 |
| 1989 | 8.90168 |
| 1988 | 8.86994 |
| 1987 | 8.82556 |
| 1986 | 8.76986 |
| 1985 | 8.70366 |
| 1984 | 8.63024 |
| 1983 | 8.55526 |
| 1982 | 8.48403 |
| 1981 | 8.43171 |
| 1980 | 8.4136 |
| 1979 | 8.43434 |
| 1978 | 8.49408 |
| 1977 | 8.5844 |
| 1976 | 8.68157 |
| 1975 | 8.77036 |
| 1974 | 8.78075 |
| 1973 | 8.73378 |
| 1972 | 8.71458 |
| 1971 | 8.69876 |
| 1970 | 8.65997 |
| 1969 | 8.66189 |
| 1968 | 8.67357 |
| 1967 | 8.61053 |
| 1966 | 8.52008 |
| 1965 | 8.43501 |
| 1964 | 8.37031 |
| 1963 | 8.33452 |
| 1962 | 8.32458 |
| 1961 | 8.32771 |
| 1960 | 8.33554 |