| 年份 | 北马里亚纳群岛 |
|---|---|
| 2023 | - |
| 2022 | 3.87085 |
| 2021 | 3.92713 |
| 2020 | 4.09493 |
| 2019 | 4.34514 |
| 2018 | 4.65933 |
| 2017 | 5.02042 |
| 2016 | 5.42279 |
| 2015 | 5.8774 |
| 2014 | 6.37522 |
| 2013 | 6.89229 |
| 2012 | 7.41548 |
| 2011 | 7.98161 |
| 2010 | 8.56192 |
| 2009 | 9.08703 |
| 2008 | 9.57635 |
| 2007 | 9.99921 |
| 2006 | 10.2923 |
| 2005 | 10.4322 |
| 2004 | 10.4379 |
| 2003 | 10.3373 |
| 2002 | 10.1611 |
| 2001 | 9.96106 |
| 2000 | 9.80582 |
| 1999 | 9.81871 |
| 1998 | 10.0389 |
| 1997 | 10.4077 |
| 1996 | 10.8624 |
| 1995 | 11.1593 |
| 1994 | 11.1215 |
| 1993 | 10.9177 |
| 1992 | 10.7054 |
| 1991 | 10.5121 |
| 1990 | 10.2946 |
| 1989 | 9.95658 |
| 1988 | 9.54 |
| 1987 | 9.17109 |
| 1986 | 8.84383 |
| 1985 | 8.52355 |
| 1984 | 8.14433 |
| 1983 | 7.6521 |
| 1982 | 7.07939 |
| 1981 | 6.48241 |
| 1980 | 5.94685 |
| 1979 | 5.68458 |
| 1978 | 5.6776 |
| 1977 | 5.70057 |
| 1976 | 5.72391 |
| 1975 | 5.68694 |
| 1974 | 5.55306 |
| 1973 | 5.45813 |
| 1972 | 5.27988 |
| 1971 | 4.81431 |
| 1970 | 4.18112 |
| 1969 | 3.76445 |
| 1968 | 3.60121 |
| 1967 | 3.58403 |
| 1966 | 3.7229 |
| 1965 | 3.93647 |
| 1964 | 4.17255 |
| 1963 | 4.3152 |
| 1962 | 4.38861 |
| 1961 | 4.4442 |
| 1960 | 4.44801 |