| 年份 | 越南  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 8.01979 | 
| 2021 | 2.56156 | 
| 2020 | 2.86541 | 
| 2019 | 7.35926 | 
| 2018 | 7.46501 | 
| 2017 | 6.94019 | 
| 2016 | 6.69001 | 
| 2015 | 6.98715 | 
| 2014 | 6.42224 | 
| 2013 | 5.55351 | 
| 2012 | 5.50454 | 
| 2011 | 6.41317 | 
| 2010 | 6.42324 | 
| 2009 | 5.3979 | 
| 2008 | 5.66177 | 
| 2007 | 7.1295 | 
| 2006 | 6.97795 | 
| 2005 | 7.54725 | 
| 2004 | 7.53641 | 
| 2003 | 6.89906 | 
| 2002 | 6.32082 | 
| 2001 | 6.19289 | 
| 2000 | 6.78732 | 
| 1999 | 4.77359 | 
| 1998 | 5.76446 | 
| 1997 | 8.15208 | 
| 1996 | 9.34002 | 
| 1995 | 9.54048 | 
| 1994 | 8.83898 | 
| 1993 | 8.07273 | 
| 1992 | 8.64605 | 
| 1991 | 5.96084 | 
| 1990 | 5.10092 | 
| 1989 | 7.36451 | 
| 1988 | 5.13501 | 
| 1987 | 3.58347 | 
| 1986 | 2.78929 | 
| 1985 | 3.80586 | 
| 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 | - |