| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | 54.076 |
| 2021 | 54.7363 |
| 2020 | 55.4072 |
| 2019 | 56.0519 |
| 2018 | 56.721 |
| 2017 | 57.4646 |
| 2016 | 58.3537 |
| 2015 | 59.4398 |
| 2014 | 60.685 |
| 2013 | 61.9992 |
| 2012 | 63.3248 |
| 2011 | 64.7046 |
| 2010 | 66.2077 |
| 2009 | 67.871 |
| 2008 | 69.7652 |
| 2007 | 71.9305 |
| 2006 | 74.3383 |
| 2005 | 76.894 |
| 2004 | 79.2056 |
| 2003 | 81.1453 |
| 2002 | 82.8862 |
| 2001 | 84.413 |
| 2000 | 85.752 |
| 1999 | 86.9333 |
| 1998 | 87.9607 |
| 1997 | 88.7932 |
| 1996 | 89.3572 |
| 1995 | 89.6743 |
| 1994 | 89.8288 |
| 1993 | 89.8467 |
| 1992 | 89.8091 |
| 1991 | 89.7952 |
| 1990 | 89.8362 |
| 1989 | 89.9423 |
| 1988 | 90.0858 |
| 1987 | 90.2355 |
| 1986 | 90.372 |
| 1985 | 90.4919 |
| 1984 | 90.5771 |
| 1983 | 90.62 |
| 1982 | 90.6213 |
| 1981 | 90.5026 |
| 1980 | 90.1582 |
| 1979 | 89.5318 |
| 1978 | 88.6422 |
| 1977 | 87.5886 |
| 1976 | 86.5357 |
| 1975 | 85.6526 |
| 1974 | 85.0292 |
| 1973 | 84.6254 |
| 1972 | 84.3234 |
| 1971 | 84.0566 |
| 1970 | 83.7993 |
| 1969 | 83.5561 |
| 1968 | 83.3509 |
| 1967 | 83.1773 |
| 1966 | 83.0374 |
| 1965 | 82.9494 |
| 1964 | 82.472 |
| 1963 | 81.7751 |
| 1962 | 81.3738 |
| 1961 | 81.0149 |
| 1960 | 80.5706 |