| 年份 | 波多黎各 |
|---|---|
| 2023 | - |
| 2022 | 7.17129 |
| 2021 | 7.1871 |
| 2020 | 7.1743 |
| 2019 | 7.12651 |
| 2018 | 7.05174 |
| 2017 | 6.91445 |
| 2016 | 6.71325 |
| 2015 | 6.51571 |
| 2014 | 6.34815 |
| 2013 | 6.2246 |
| 2012 | 6.15486 |
| 2011 | 6.11665 |
| 2010 | 6.05806 |
| 2009 | 5.94712 |
| 2008 | 5.78672 |
| 2007 | 5.57563 |
| 2006 | 5.32088 |
| 2005 | 5.05747 |
| 2004 | 4.84723 |
| 2003 | 4.69671 |
| 2002 | 4.5571 |
| 2001 | 4.45497 |
| 2000 | 4.3884 |
| 1999 | 4.24701 |
| 1998 | 4.05986 |
| 1997 | 3.92305 |
| 1996 | 3.83984 |
| 1995 | 3.81044 |
| 1994 | 3.8087 |
| 1993 | 3.81227 |
| 1992 | 3.82654 |
| 1991 | 3.79505 |
| 1990 | 3.72352 |
| 1989 | 3.71856 |
| 1988 | 3.72532 |
| 1987 | 3.65795 |
| 1986 | 3.58952 |
| 1985 | 3.54597 |
| 1984 | 3.48887 |
| 1983 | 3.42146 |
| 1982 | 3.35777 |
| 1981 | 3.31586 |
| 1980 | 3.28668 |
| 1979 | 3.25666 |
| 1978 | 3.22087 |
| 1977 | 3.18348 |
| 1976 | 3.15611 |
| 1975 | 3.12748 |
| 1974 | 3.09406 |
| 1973 | 3.07263 |
| 1972 | 3.0762 |
| 1971 | 3.09733 |
| 1970 | 3.09836 |
| 1969 | 3.01248 |
| 1968 | 2.85154 |
| 1967 | 2.68572 |
| 1966 | 2.54246 |
| 1965 | 2.43813 |
| 1964 | 2.3752 |
| 1963 | 2.34586 |
| 1962 | 2.33906 |
| 1961 | 2.34366 |
| 1960 | 2.34528 |