| 年份 | 新加坡 |
|---|---|
| 2023 | - |
| 2022 | 4.05484 |
| 2021 | 4.1879 |
| 2020 | 4.29328 |
| 2019 | 4.25443 |
| 2018 | 4.1254 |
| 2017 | 4.05203 |
| 2016 | 4.00022 |
| 2015 | 4.02118 |
| 2014 | 4.15165 |
| 2013 | 4.27199 |
| 2012 | 4.30445 |
| 2011 | 4.27825 |
| 2010 | 4.30452 |
| 2009 | 4.44521 |
| 2008 | 4.59282 |
| 2007 | 4.68595 |
| 2006 | 4.75747 |
| 2005 | 4.9113 |
| 2004 | 5.20239 |
| 2003 | 5.49386 |
| 2002 | 5.69239 |
| 2001 | 5.81267 |
| 2000 | 6.00947 |
| 1999 | 6.41356 |
| 1998 | 6.83435 |
| 1997 | 7.11328 |
| 1996 | 7.26714 |
| 1995 | 7.37603 |
| 1994 | 7.5309 |
| 1993 | 7.66201 |
| 1992 | 7.68713 |
| 1991 | 7.59436 |
| 1990 | 7.49633 |
| 1989 | 7.56158 |
| 1988 | 7.71226 |
| 1987 | 7.80989 |
| 1986 | 7.85957 |
| 1985 | 7.8714 |
| 1984 | 7.83203 |
| 1983 | 7.80929 |
| 1982 | 7.84519 |
| 1981 | 7.97133 |
| 1980 | 8.06339 |
| 1979 | 8.14677 |
| 1978 | 8.45539 |
| 1977 | 8.93956 |
| 1976 | 9.35623 |
| 1975 | 9.68765 |
| 1974 | 9.97152 |
| 1973 | 10.1609 |
| 1972 | 10.3938 |
| 1971 | 10.8017 |
| 1970 | 11.4248 |
| 1969 | 12.2243 |
| 1968 | 13.0541 |
| 1967 | 13.7941 |
| 1966 | 14.5129 |
| 1965 | 15.2632 |
| 1964 | 16.0358 |
| 1963 | 16.8582 |
| 1962 | 17.7014 |
| 1961 | 18.4336 |
| 1960 | 19.0863 |