| 年份 | 越南 |
|---|---|
| 2023 | - |
| 2022 | 43.5825 |
| 2021 | 38.6189 |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | - |
| 2016 | 33.2177 |
| 2015 | 30.7927 |
| 2014 | 33.2947 |
| 2013 | 25.1871 |
| 2012 | - |
| 2011 | 26.3633 |
| 2010 | 23.918 |
| 2009 | 21.0397 |
| 2008 | 19.5503 |
| 2007 | 18.9482 |
| 2006 | 16.6285 |
| 2005 | 13.3875 |
| 2004 | - |
| 2003 | 8.70152 |
| 2002 | 8.26873 |
| 2001 | 7.84544 |
| 2000 | 7.69719 |
| 1999 | 8.97023 |
| 1998 | 7.55269 |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | 0.97317 |
| 1980 | - |
| 1979 | 1.52714 |
| 1978 | 1.41405 |
| 1977 | 1.29464 |
| 1976 | 1.31342 |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |