| 年份 | 越南 |
|---|---|
| 2023 | - |
| 2022 | 6.86777 |
| 2021 | 6.86268 |
| 2020 | 6.88547 |
| 2019 | 6.94833 |
| 2018 | 7.0206 |
| 2017 | 7.10413 |
| 2016 | 7.19885 |
| 2015 | 7.27244 |
| 2014 | 7.31084 |
| 2013 | 7.34573 |
| 2012 | 7.4121 |
| 2011 | 7.53921 |
| 2010 | 7.76109 |
| 2009 | 8.09674 |
| 2008 | 8.53575 |
| 2007 | 9.02139 |
| 2006 | 9.49973 |
| 2005 | 9.92163 |
| 2004 | 10.2464 |
| 2003 | 10.4748 |
| 2002 | 10.6395 |
| 2001 | 10.7757 |
| 2000 | 10.9054 |
| 1999 | 11.0279 |
| 1998 | 11.14 |
| 1997 | 11.2359 |
| 1996 | 11.2968 |
| 1995 | 11.3172 |
| 1994 | 11.3099 |
| 1993 | 11.2889 |
| 1992 | 11.2561 |
| 1991 | 11.2261 |
| 1990 | 11.2196 |
| 1989 | 11.2291 |
| 1988 | 11.269 |
| 1987 | 11.3222 |
| 1986 | 11.3332 |
| 1985 | 11.2962 |
| 1984 | 11.2296 |
| 1983 | 11.1302 |
| 1982 | 11.0135 |
| 1981 | 10.9559 |
| 1980 | 11.014 |
| 1979 | 11.2219 |
| 1978 | 11.5172 |
| 1977 | 11.8391 |
| 1976 | 12.0254 |
| 1975 | 12.1554 |
| 1974 | 12.3521 |
| 1973 | 12.4749 |
| 1972 | 12.5633 |
| 1971 | 12.7091 |
| 1970 | 12.7117 |
| 1969 | 12.5436 |
| 1968 | 12.306 |
| 1967 | 12.0002 |
| 1966 | 11.6886 |
| 1965 | 11.4428 |
| 1964 | 11.2668 |
| 1963 | 10.9529 |
| 1962 | 10.4473 |
| 1961 | 9.97248 |
| 1960 | 9.52953 |