| 年份 | 北马里亚纳群岛 |
|---|---|
| 2023 | - |
| 2022 | 0.990574 |
| 2021 | 0.935131 |
| 2020 | 0.875588 |
| 2019 | 0.810741 |
| 2018 | 0.754241 |
| 2017 | 0.701324 |
| 2016 | 0.643463 |
| 2015 | 0.584977 |
| 2014 | 0.538284 |
| 2013 | 0.488923 |
| 2012 | 0.444928 |
| 2011 | 0.414 |
| 2010 | 0.38298 |
| 2009 | 0.37079 |
| 2008 | 0.368467 |
| 2007 | 0.355129 |
| 2006 | 0.329814 |
| 2005 | 0.303013 |
| 2004 | 0.28187 |
| 2003 | 0.263093 |
| 2002 | 0.245119 |
| 2001 | 0.223047 |
| 2000 | 0.207708 |
| 1999 | 0.217165 |
| 1998 | 0.247423 |
| 1997 | 0.286213 |
| 1996 | 0.327289 |
| 1995 | 0.344596 |
| 1994 | 0.33979 |
| 1993 | 0.327641 |
| 1992 | 0.308689 |
| 1991 | 0.296109 |
| 1990 | 0.292604 |
| 1989 | 0.295278 |
| 1988 | 0.309489 |
| 1987 | 0.339628 |
| 1986 | 0.360806 |
| 1985 | 0.369564 |
| 1984 | 0.375276 |
| 1983 | 0.37993 |
| 1982 | 0.391864 |
| 1981 | 0.403055 |
| 1980 | 0.412852 |
| 1979 | 0.389105 |
| 1978 | 0.343955 |
| 1977 | 0.303891 |
| 1976 | 0.269251 |
| 1975 | 0.261097 |
| 1974 | 0.246236 |
| 1973 | 0.237459 |
| 1972 | 0.277755 |
| 1971 | 0.329489 |
| 1970 | 0.363416 |
| 1969 | 0.388429 |
| 1968 | 0.387334 |
| 1967 | 0.346799 |
| 1966 | 0.322458 |
| 1965 | 0.333497 |
| 1964 | 0.334754 |
| 1963 | 0.346348 |
| 1962 | 0.35753 |
| 1961 | 0.346291 |
| 1960 | 0.357102 |