| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 34.2 |
| 2020 | 35.4 |
| 2019 | 36.6 |
| 2018 | 37.7 |
| 2017 | 39.1 |
| 2016 | 40.5 |
| 2015 | 42.1 |
| 2014 | 43.8 |
| 2013 | 45.7 |
| 2012 | 47.7 |
| 2011 | 49.7 |
| 2010 | 51.8 |
| 2009 | 54 |
| 2008 | 56.2 |
| 2007 | 58.6 |
| 2006 | 61.1 |
| 2005 | 63.6 |
| 2004 | 66.1 |
| 2003 | 68.7 |
| 2002 | 71.3 |
| 2001 | 74 |
| 2000 | 76.6 |
| 1999 | 79.2 |
| 1998 | 81.8 |
| 1997 | 84.6 |
| 1996 | 87.4 |
| 1995 | 90.3 |
| 1994 | 93.3 |
| 1993 | 96.4 |
| 1992 | 99.7 |
| 1991 | 102.9 |
| 1990 | 106 |
| 1989 | 109.2 |
| 1988 | 112.3 |
| 1987 | 115.5 |
| 1986 | 118.5 |
| 1985 | 121.6 |
| 1984 | 124.8 |
| 1983 | 128 |
| 1982 | 131.2 |
| 1981 | 134.7 |
| 1980 | 138.3 |
| 1979 | 141.9 |
| 1978 | 145.8 |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |