| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 37.8 |
| 2020 | 39.3 |
| 2019 | 40.9 |
| 2018 | 42.5 |
| 2017 | 44.3 |
| 2016 | 46 |
| 2015 | 48.2 |
| 2014 | 50.5 |
| 2013 | 53.1 |
| 2012 | 55.9 |
| 2011 | 58.8 |
| 2010 | 61.9 |
| 2009 | 65.1 |
| 2008 | 68.5 |
| 2007 | 72 |
| 2006 | 75.5 |
| 2005 | 79.3 |
| 2004 | 83 |
| 2003 | 86.9 |
| 2002 | 90.8 |
| 2001 | 94.8 |
| 2000 | 98.9 |
| 1999 | 103 |
| 1998 | 107.2 |
| 1997 | 111.4 |
| 1996 | 115.7 |
| 1995 | 120.2 |
| 1994 | 124.9 |
| 1993 | 129.7 |
| 1992 | 134.7 |
| 1991 | 139.8 |
| 1990 | 145 |
| 1989 | 150.2 |
| 1988 | 155.3 |
| 1987 | 160.5 |
| 1986 | 165.6 |
| 1985 | 170.7 |
| 1984 | 175.7 |
| 1983 | 180.8 |
| 1982 | 185.9 |
| 1981 | 191.2 |
| 1980 | 196.8 |
| 1979 | 202.5 |
| 1978 | 208.1 |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |