| 年份 | 特立尼达和多巴哥 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1.626 |
| 2020 | 1.631 |
| 2019 | 1.643 |
| 2018 | 1.651 |
| 2017 | 1.662 |
| 2016 | 1.678 |
| 2015 | 1.682 |
| 2014 | 1.693 |
| 2013 | 1.703 |
| 2012 | 1.711 |
| 2011 | 1.713 |
| 2010 | 1.701 |
| 2009 | 1.69 |
| 2008 | 1.713 |
| 2007 | 1.709 |
| 2006 | 1.692 |
| 2005 | 1.68 |
| 2004 | 1.685 |
| 2003 | 1.705 |
| 2002 | 1.718 |
| 2001 | 1.746 |
| 2000 | 1.769 |
| 1999 | 1.788 |
| 1998 | 1.797 |
| 1997 | 1.822 |
| 1996 | 1.874 |
| 1995 | 1.931 |
| 1994 | 2.023 |
| 1993 | 2.101 |
| 1992 | 2.205 |
| 1991 | 2.282 |
| 1990 | 2.382 |
| 1989 | 2.523 |
| 1988 | 2.682 |
| 1987 | 2.837 |
| 1986 | 2.978 |
| 1985 | 3.064 |
| 1984 | 3.073 |
| 1983 | 3.167 |
| 1982 | 3.236 |
| 1981 | 3.265 |
| 1980 | 3.238 |
| 1979 | 3.235 |
| 1978 | 3.206 |
| 1977 | 3.169 |
| 1976 | 3.187 |
| 1975 | 3.236 |
| 1974 | 3.338 |
| 1973 | 3.475 |
| 1972 | 3.596 |
| 1971 | 3.597 |
| 1970 | 3.603 |
| 1969 | 3.646 |
| 1968 | 3.921 |
| 1967 | 4.061 |
| 1966 | 4.292 |
| 1965 | 4.59 |
| 1964 | 4.851 |
| 1963 | 5.058 |
| 1962 | 5.219 |
| 1961 | 5.301 |
| 1960 | 5.345 |