| 年份 | 越南 |
|---|---|
| 2023 | - |
| 2022 | 93.9864 |
| 2021 | 93.2524 |
| 2020 | 84.3816 |
| 2019 | 85.1576 |
| 2018 | 84.4235 |
| 2017 | 81.7625 |
| 2016 | 74.1073 |
| 2015 | 72.9229 |
| 2014 | 69.5986 |
| 2013 | 66.8004 |
| 2012 | 63.4739 |
| 2011 | 61.1802 |
| 2010 | 54.1758 |
| 2009 | 62.6089 |
| 2008 | 70.3367 |
| 2007 | 70.5179 |
| 2006 | 67.7168 |
| 2005 | 63.6995 |
| 2004 | 59.731 |
| 2003 | 56.6733 |
| 2002 | 54.7391 |
| 2001 | 55.0619 |
| 2000 | 53.9215 |
| 1999 | 49.9662 |
| 1998 | 44.8483 |
| 1997 | 43.1027 |
| 1996 | 40.8685 |
| 1995 | 32.8129 |
| 1994 | 34.0131 |
| 1993 | 28.7228 |
| 1992 | 34.7456 |
| 1991 | 30.915 |
| 1990 | 36.0386 |
| 1989 | 23.8494 |
| 1988 | 3.9453 |
| 1987 | 6.00143 |
| 1986 | 6.62254 |
| 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 | - |