| 年份 | 特立尼达和多巴哥 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.0163863 |
| 2020 | 0.0164674 |
| 2019 | 0.0164479 |
| 2018 | 0.0166145 |
| 2017 | 0.0169078 |
| 2016 | 0.0170146 |
| 2015 | 0.0171212 |
| 2014 | 0.0172335 |
| 2013 | 0.0173523 |
| 2012 | 0.0174779 |
| 2011 | 0.0176054 |
| 2010 | 0.0177268 |
| 2009 | 0.017842 |
| 2008 | 0.0179494 |
| 2007 | 0.0180524 |
| 2006 | 0.0181565 |
| 2005 | 0.0182605 |
| 2004 | 0.0191012 |
| 2003 | 0.022164 |
| 2002 | 0.0222889 |
| 2001 | 0.022412 |
| 2000 | 0.0262723 |
| 1999 | 0.026374 |
| 1998 | 0.0264636 |
| 1997 | 0.0265519 |
| 1996 | 0.0304545 |
| 1995 | 0.0305852 |
| 1994 | 0.0307363 |
| 1993 | 0.0309125 |
| 1992 | 0.0311162 |
| 1991 | 0.0313425 |
| 1990 | 0.0284244 |
| 1989 | 0.0286576 |
| 1988 | 0.0289242 |
| 1987 | 0.028422 |
| 1986 | 0.0287741 |
| 1985 | 0.0291719 |
| 1984 | 0.0320744 |
| 1983 | 0.0324433 |
| 1982 | 0.038889 |
| 1981 | 0.0455065 |
| 1980 | 0.0531985 |
| 1979 | 0.0584369 |
| 1978 | 0.0592758 |
| 1977 | 0.060091 |
| 1976 | 0.0608788 |
| 1975 | 0.0616688 |
| 1974 | 0.0672889 |
| 1973 | 0.0672146 |
| 1972 | 0.0592282 |
| 1971 | 0.0599922 |
| 1970 | 0.0576404 |
| 1969 | 0.058244 |
| 1968 | 0.0589026 |
| 1967 | 0.0596433 |
| 1966 | 0.0604711 |
| 1965 | 0.0613918 |
| 1964 | 0.0624043 |
| 1963 | 0.0634986 |
| 1962 | 0.0646611 |
| 1961 | 0.0658938 |
| 1960 | - |