| 年份 | 越南 |
|---|---|
| 2023 | - |
| 2022 | 7.00087 |
| 2021 | 1.09298 |
| 2020 | -0.525633 |
| 2019 | 6.05638 |
| 2018 | 5.90743 |
| 2017 | 6.16655 |
| 2016 | 5.38108 |
| 2015 | 7.662 |
| 2014 | 5.15265 |
| 2013 | 4.07372 |
| 2012 | 3.77157 |
| 2011 | 4.2017 |
| 2010 | 7.03756 |
| 2009 | 1.20488 |
| 2008 | 6.61814 |
| 2007 | 8.72993 |
| 2006 | 6.42929 |
| 2005 | 6.18677 |
| 2004 | 6.00734 |
| 2003 | 6.90569 |
| 2002 | 6.52744 |
| 2001 | 3.40268 |
| 2000 | 1.9313 |
| 1999 | 1.28891 |
| 1998 | 3.0161 |
| 1997 | 4.36247 |
| 1996 | 7.36308 |
| 1995 | 5.38597 |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 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 | - |