| 年份 | 新加坡 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.000180989 |
| 2020 | 0.000242072 |
| 2019 | 0.000169266 |
| 2018 | 0.000188767 |
| 2017 | 0.000452889 |
| 2016 | 0.000423734 |
| 2015 | 0.000382737 |
| 2014 | 0.000490477 |
| 2013 | 0.000337556 |
| 2012 | 0.000395394 |
| 2011 | 0.000514112 |
| 2010 | 0.000453216 |
| 2009 | 0.000577562 |
| 2008 | 0.000620723 |
| 2007 | 0.000395166 |
| 2006 | 0.000323625 |
| 2005 | 0.000327967 |
| 2004 | 0.000555645 |
| 2003 | 0.000593717 |
| 2002 | 0.000433988 |
| 2001 | 0.000402379 |
| 2000 | 0.000326034 |
| 1999 | 0.000371765 |
| 1998 | 0.000709947 |
| 1997 | 0.000727258 |
| 1996 | 0.000831818 |
| 1995 | 0.000949988 |
| 1994 | 0.000735974 |
| 1993 | 0.000671957 |
| 1992 | 0.00102103 |
| 1991 | 0.000727895 |
| 1990 | 0.000920372 |
| 1989 | 0.00110914 |
| 1988 | 0.00135879 |
| 1987 | 0.0016963 |
| 1986 | 0.00195844 |
| 1985 | 0.00116136 |
| 1984 | 0.00100098 |
| 1983 | 0.000763831 |
| 1982 | 0.000835114 |
| 1981 | 0.00112639 |
| 1980 | 0.00257927 |
| 1979 | 0.00160074 |
| 1978 | 0.00196742 |
| 1977 | 0.00146223 |
| 1976 | 0.00323927 |
| 1975 | 0.00391532 |
| 1974 | 0.00559343 |
| 1973 | 0.00750488 |
| 1972 | 0.0031841 |
| 1971 | 0.0024553 |
| 1970 | 0.00408314 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |