| 年份 | 波多黎各 |
|---|---|
| 2023 | - |
| 2022 | 7.17132 |
| 2021 | 7.27889 |
| 2020 | 7.31725 |
| 2019 | 7.30886 |
| 2018 | 7.26085 |
| 2017 | 7.16103 |
| 2016 | 7.03462 |
| 2015 | 6.91242 |
| 2014 | 6.77705 |
| 2013 | 6.64607 |
| 2012 | 6.52734 |
| 2011 | 6.40727 |
| 2010 | 6.29847 |
| 2009 | 6.22223 |
| 2008 | 6.17109 |
| 2007 | 6.15028 |
| 2006 | 6.16015 |
| 2005 | 6.14016 |
| 2004 | 6.0245 |
| 2003 | 5.84703 |
| 2002 | 5.63361 |
| 2001 | 5.37832 |
| 2000 | 5.12576 |
| 1999 | 4.95831 |
| 1998 | 4.85933 |
| 1997 | 4.74284 |
| 1996 | 4.63739 |
| 1995 | 4.55042 |
| 1994 | 4.418 |
| 1993 | 4.28665 |
| 1992 | 4.20366 |
| 1991 | 4.15367 |
| 1990 | 4.12529 |
| 1989 | 4.0669 |
| 1988 | 4.00583 |
| 1987 | 3.98569 |
| 1986 | 3.94735 |
| 1985 | 3.88519 |
| 1984 | 3.87464 |
| 1983 | 3.88496 |
| 1982 | 3.85229 |
| 1981 | 3.81097 |
| 1980 | 3.78814 |
| 1979 | 3.76749 |
| 1978 | 3.72361 |
| 1977 | 3.64454 |
| 1976 | 3.55783 |
| 1975 | 3.47002 |
| 1974 | 3.39269 |
| 1973 | 3.33519 |
| 1972 | 3.29418 |
| 1971 | 3.27562 |
| 1970 | 3.28419 |
| 1969 | 3.32007 |
| 1968 | 3.34961 |
| 1967 | 3.33348 |
| 1966 | 3.26151 |
| 1965 | 3.13898 |
| 1964 | 2.98306 |
| 1963 | 2.82145 |
| 1962 | 2.68531 |
| 1961 | 2.59788 |
| 1960 | 2.56774 |