| 年份 | 波多黎各 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.0153861 |
| 2020 | 0.0152976 |
| 2019 | 0.0157185 |
| 2018 | 0.0157201 |
| 2017 | 0.0152167 |
| 2016 | 0.0151174 |
| 2015 | 0.0150868 |
| 2014 | 0.0150783 |
| 2013 | 0.0150846 |
| 2012 | 0.0151603 |
| 2011 | 0.0142169 |
| 2010 | 0.0132204 |
| 2009 | 0.0120575 |
| 2008 | 0.0109017 |
| 2007 | 0.00975418 |
| 2006 | 0.0115105 |
| 2005 | 0.0132414 |
| 2004 | 0.0144766 |
| 2003 | 0.0159954 |
| 2002 | 0.0177838 |
| 2001 | 0.016995 |
| 2000 | 0.0156668 |
| 1999 | 0.0143681 |
| 1998 | 0.0136204 |
| 1997 | 0.00984192 |
| 1996 | 0.00885988 |
| 1995 | 0.00895984 |
| 1994 | 0.00904299 |
| 1993 | 0.00885079 |
| 1992 | 0.0145042 |
| 1991 | 0.0154403 |
| 1990 | 0.0183772 |
| 1989 | 0.0199678 |
| 1988 | 0.0221653 |
| 1987 | 0.0183041 |
| 1986 | 0.0187708 |
| 1985 | 0.0186556 |
| 1984 | 0.0197357 |
| 1983 | 0.0193287 |
| 1982 | 0.0204427 |
| 1981 | 0.0209711 |
| 1980 | 0.0230817 |
| 1979 | 0.0306178 |
| 1978 | 0.0313157 |
| 1977 | 0.0310811 |
| 1976 | 0.0308819 |
| 1975 | 0.0313961 |
| 1974 | 0.0323206 |
| 1973 | 0.033 |
| 1972 | 0.0408199 |
| 1971 | 0.0470641 |
| 1970 | 0.0559235 |
| 1969 | 0.0618445 |
| 1968 | 0.0616063 |
| 1967 | 0.0642558 |
| 1966 | 0.0712382 |
| 1965 | 0.0828836 |
| 1964 | 0.0747827 |
| 1963 | 0.0846466 |
| 1962 | 0.0869274 |
| 1961 | 0.0933441 |
| 1960 | - |