| 年份 | 新加坡 |
|---|---|
| 2023 | - |
| 2022 | 7.77053 |
| 2021 | 7.91014 |
| 2020 | 8.02257 |
| 2019 | 8.11168 |
| 2018 | 8.18164 |
| 2017 | 8.24196 |
| 2016 | 8.30908 |
| 2015 | 8.39468 |
| 2014 | 8.5038 |
| 2013 | 8.62854 |
| 2012 | 8.75685 |
| 2011 | 8.87807 |
| 2010 | 8.95114 |
| 2009 | 8.96496 |
| 2008 | 8.97571 |
| 2007 | 9.0194 |
| 2006 | 9.09947 |
| 2005 | 9.21488 |
| 2004 | 9.36215 |
| 2003 | 9.55546 |
| 2002 | 9.80791 |
| 2001 | 10.1008 |
| 2000 | 10.3639 |
| 1999 | 10.5177 |
| 1998 | 10.6057 |
| 1997 | 10.6656 |
| 1996 | 10.6725 |
| 1995 | 10.6062 |
| 1994 | 10.4597 |
| 1993 | 10.2365 |
| 1992 | 9.94863 |
| 1991 | 9.63358 |
| 1990 | 9.31046 |
| 1989 | 8.99951 |
| 1988 | 8.72417 |
| 1987 | 8.4693 |
| 1986 | 8.21163 |
| 1985 | 7.91028 |
| 1984 | 7.46111 |
| 1983 | 6.87224 |
| 1982 | 6.24757 |
| 1981 | 5.7566 |
| 1980 | 5.6695 |
| 1979 | 5.88088 |
| 1978 | 6.05647 |
| 1977 | 6.12069 |
| 1976 | 6.11023 |
| 1975 | 6.02436 |
| 1974 | 5.84613 |
| 1973 | 5.6573 |
| 1972 | 5.56466 |
| 1971 | 5.51232 |
| 1970 | 5.42413 |
| 1969 | 5.38157 |
| 1968 | 5.41158 |
| 1967 | 5.44088 |
| 1966 | 5.44009 |
| 1965 | 5.4066 |
| 1964 | 5.38011 |
| 1963 | 5.39948 |
| 1962 | 5.45601 |
| 1961 | 5.54139 |
| 1960 | 5.72428 |