| 年份 | 特立尼达和多巴哥 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 16.3 |
| 2020 | 16.8 |
| 2019 | 17.4 |
| 2018 | 17.9 |
| 2017 | 18.5 |
| 2016 | 19 |
| 2015 | 19.6 |
| 2014 | 20.2 |
| 2013 | 20.8 |
| 2012 | 21.5 |
| 2011 | 22.2 |
| 2010 | 22.9 |
| 2009 | 23.5 |
| 2008 | 24.2 |
| 2007 | 24.9 |
| 2006 | 25.6 |
| 2005 | 26.2 |
| 2004 | 26.8 |
| 2003 | 27.3 |
| 2002 | 27.7 |
| 2001 | 27.9 |
| 2000 | 28.1 |
| 1999 | 28.2 |
| 1998 | 28.3 |
| 1997 | 28.4 |
| 1996 | 28.4 |
| 1995 | 28.6 |
| 1994 | 28.8 |
| 1993 | 29.1 |
| 1992 | 29.4 |
| 1991 | 29.8 |
| 1990 | 30.3 |
| 1989 | 30.8 |
| 1988 | 31.5 |
| 1987 | 32.2 |
| 1986 | 33 |
| 1985 | 33.8 |
| 1984 | 34.8 |
| 1983 | 35.8 |
| 1982 | 36.9 |
| 1981 | 38.1 |
| 1980 | 39.4 |
| 1979 | 40.7 |
| 1978 | 42 |
| 1977 | 43.3 |
| 1976 | 44.6 |
| 1975 | 45.9 |
| 1974 | 47.2 |
| 1973 | 48.4 |
| 1972 | 49.5 |
| 1971 | 50.6 |
| 1970 | 51.6 |
| 1969 | 52.7 |
| 1968 | 53.8 |
| 1967 | 55 |
| 1966 | 56.3 |
| 1965 | 57.7 |
| 1964 | 59.4 |
| 1963 | 61.2 |
| 1962 | 63.2 |
| 1961 | 65.3 |
| 1960 | 67.7 |