| 年份 | 北马里亚纳群岛 |
|---|---|
| 2023 | - |
| 2022 | 8.3697 |
| 2021 | 8.45332 |
| 2020 | 8.35294 |
| 2019 | 7.97769 |
| 2018 | 7.536 |
| 2017 | 7.20548 |
| 2016 | 7.00079 |
| 2015 | 6.93704 |
| 2014 | 7.01611 |
| 2013 | 7.23241 |
| 2012 | 7.56578 |
| 2011 | 7.964 |
| 2010 | 8.58336 |
| 2009 | 9.31476 |
| 2008 | 10.0416 |
| 2007 | 10.7877 |
| 2006 | 11.3342 |
| 2005 | 11.4487 |
| 2004 | 10.9861 |
| 2003 | 9.96627 |
| 2002 | 8.53791 |
| 2001 | 6.91326 |
| 2000 | 5.47755 |
| 1999 | 4.83035 |
| 1998 | 5.06723 |
| 1997 | 5.83099 |
| 1996 | 6.86931 |
| 1995 | 7.82905 |
| 1994 | 8.45147 |
| 1993 | 8.68575 |
| 1992 | 8.38895 |
| 1991 | 7.5878 |
| 1990 | 6.54288 |
| 1989 | 5.82943 |
| 1988 | 5.73304 |
| 1987 | 6.16492 |
| 1986 | 7.13263 |
| 1985 | 8.61216 |
| 1984 | 10.4636 |
| 1983 | 12.3518 |
| 1982 | 13.8645 |
| 1981 | 14.4835 |
| 1980 | 14.037 |
| 1979 | 13.4911 |
| 1978 | 13.3039 |
| 1977 | 13.0673 |
| 1976 | 12.9106 |
| 1975 | 12.9037 |
| 1974 | 13.0364 |
| 1973 | 13.32 |
| 1972 | 13.8796 |
| 1971 | 14.7538 |
| 1970 | 15.6572 |
| 1969 | 15.9971 |
| 1968 | 15.9388 |
| 1967 | 16.0465 |
| 1966 | 16.1609 |
| 1965 | 16.0863 |
| 1964 | 15.8247 |
| 1963 | 15.3967 |
| 1962 | 14.8104 |
| 1961 | 14.2203 |
| 1960 | 13.7657 |