| 年份 | 老挝 |
|---|---|
| 2023 | - |
| 2022 | 1.28309 |
| 2021 | 1.06938 |
| 2020 | -0.970941 |
| 2019 | 3.89245 |
| 2018 | 4.64656 |
| 2017 | 5.26493 |
| 2016 | 5.40859 |
| 2015 | 5.75341 |
| 2014 | 6.15313 |
| 2013 | 6.52165 |
| 2012 | 6.49128 |
| 2011 | 6.47424 |
| 2010 | 6.9224 |
| 2009 | 5.87855 |
| 2008 | 6.16403 |
| 2007 | 5.90924 |
| 2006 | 6.90917 |
| 2005 | 5.5557 |
| 2004 | 4.89915 |
| 2003 | 4.52022 |
| 2002 | 4.28646 |
| 2001 | 4.04907 |
| 2000 | 4.02996 |
| 1999 | 5.43488 |
| 1998 | 2.05776 |
| 1997 | 4.65968 |
| 1996 | 4.45897 |
| 1995 | 4.43593 |
| 1994 | 5.39981 |
| 1993 | 3.1052 |
| 1992 | 2.69282 |
| 1991 | 1.41058 |
| 1990 | 3.71421 |
| 1989 | 10.9619 |
| 1988 | -4.78193 |
| 1987 | -4.19671 |
| 1986 | 1.97476 |
| 1985 | 2.21553 |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |