| 年份 | 波多黎各 |
|---|---|
| 2023 | - |
| 2022 | 3.17514 |
| 2021 | 2.69539 |
| 2020 | 2.40572 |
| 2019 | 2.41326 |
| 2018 | 2.04524 |
| 2017 | 2.09218 |
| 2016 | 2.22087 |
| 2015 | 1.9777 |
| 2014 | 1.20055 |
| 2013 | 1.18202 |
| 2012 | 1.17923 |
| 2011 | 2.36983 |
| 2010 | 2.4941 |
| 2009 | 4.98256 |
| 2008 | 6.56186 |
| 2007 | 3.78248 |
| 2006 | 5.49286 |
| 2005 | 6.59012 |
| 2004 | -1.29218 |
| 2003 | 4.41747 |
| 2002 | 2.54978 |
| 2001 | 5.50491 |
| 2000 | 3.29507 |
| 1999 | 1.47278 |
| 1998 | 6.36014 |
| 1997 | 1.33225 |
| 1996 | 3.91155 |
| 1995 | 2.77418 |
| 1994 | 3.17826 |
| 1993 | 1.88639 |
| 1992 | 2.57638 |
| 1991 | 3.1233 |
| 1990 | 11.8512 |
| 1989 | 2.29421 |
| 1988 | 3.71561 |
| 1987 | 3.20797 |
| 1986 | 3.33457 |
| 1985 | 2.69814 |
| 1984 | 4.70865 |
| 1983 | 5.52795 |
| 1982 | 6.72854 |
| 1981 | 9.272 |
| 1980 | 8.61526 |
| 1979 | 5.82848 |
| 1978 | 5.35088 |
| 1977 | 4.30009 |
| 1976 | 2.9675 |
| 1975 | 7.38493 |
| 1974 | 6.6343 |
| 1973 | 4.0404 |
| 1972 | 4.57747 |
| 1971 | 5.44554 |
| 1970 | 4.12371 |
| 1969 | 3.46667 |
| 1968 | 6.08204 |
| 1967 | 4.89614 |
| 1966 | 2.35383 |
| 1965 | 2.65004 |
| 1964 | 2.88693 |
| 1963 | 2.54934 |
| 1962 | 3.66582 |
| 1961 | 2.98507 |
| 1960 | - |