| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 42.5 |
| 2020 | 44.1 |
| 2019 | 45.8 |
| 2018 | 47.5 |
| 2017 | 49.4 |
| 2016 | 51.5 |
| 2015 | 53.7 |
| 2014 | 56.2 |
| 2013 | 59 |
| 2012 | 62 |
| 2011 | 65 |
| 2010 | 68.3 |
| 2009 | 71.7 |
| 2008 | 75.3 |
| 2007 | 79 |
| 2006 | 82.9 |
| 2005 | 86.8 |
| 2004 | 90.8 |
| 2003 | 94.9 |
| 2002 | 99 |
| 2001 | 103.1 |
| 2000 | 107.3 |
| 1999 | 111.4 |
| 1998 | 115.6 |
| 1997 | 119.9 |
| 1996 | 124.3 |
| 1995 | 128.9 |
| 1994 | 133.7 |
| 1993 | 138.6 |
| 1992 | 143.8 |
| 1991 | 148.9 |
| 1990 | 154.1 |
| 1989 | 159.2 |
| 1988 | 164.4 |
| 1987 | 169.5 |
| 1986 | 174.5 |
| 1985 | 179.6 |
| 1984 | 184.6 |
| 1983 | 189.7 |
| 1982 | 194.9 |
| 1981 | 200.4 |
| 1980 | 206.1 |
| 1979 | 211.9 |
| 1978 | 218.2 |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |