| 年份 | 新加坡 |
|---|---|
| 2023 | - |
| 2022 | 7.61841 |
| 2021 | 7.53215 |
| 2020 | 7.40564 |
| 2019 | 7.27749 |
| 2018 | 7.12998 |
| 2017 | 6.92874 |
| 2016 | 6.67644 |
| 2015 | 6.36119 |
| 2014 | 6.01056 |
| 2013 | 5.69828 |
| 2012 | 5.46254 |
| 2011 | 5.29296 |
| 2010 | 5.09995 |
| 2009 | 4.7856 |
| 2008 | 4.4021 |
| 2007 | 4.05991 |
| 2006 | 3.7925 |
| 2005 | 3.55121 |
| 2004 | 3.33289 |
| 2003 | 3.22642 |
| 2002 | 3.25769 |
| 2001 | 3.37234 |
| 2000 | 3.47359 |
| 1999 | 3.49225 |
| 1998 | 3.45754 |
| 1997 | 3.41049 |
| 1996 | 3.37731 |
| 1995 | 3.33111 |
| 1994 | 3.21953 |
| 1993 | 3.08442 |
| 1992 | 2.98355 |
| 1991 | 2.92543 |
| 1990 | 2.89854 |
| 1989 | 2.87292 |
| 1988 | 2.83081 |
| 1987 | 2.77665 |
| 1986 | 2.71715 |
| 1985 | 2.6607 |
| 1984 | 2.62471 |
| 1983 | 2.61835 |
| 1982 | 2.62754 |
| 1981 | 2.63461 |
| 1980 | 2.62954 |
| 1979 | 2.62087 |
| 1978 | 2.61836 |
| 1977 | 2.62203 |
| 1976 | 2.63187 |
| 1975 | 2.636 |
| 1974 | 2.61943 |
| 1973 | 2.58501 |
| 1972 | 2.53445 |
| 1971 | 2.45934 |
| 1970 | 2.37147 |
| 1969 | 2.28882 |
| 1968 | 2.21262 |
| 1967 | 2.14169 |
| 1966 | 2.07716 |
| 1965 | 2.01638 |
| 1964 | 1.95373 |
| 1963 | 1.89681 |
| 1962 | 1.85166 |
| 1961 | 1.80545 |
| 1960 | 1.74137 |