| 年份 | 瑙魯  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 5.56333 | 
| 2021 | 5.43196 | 
| 2020 | 5.22704 | 
| 2019 | 5.051 | 
| 2018 | 4.9963 | 
| 2017 | 4.94709 | 
| 2016 | 4.86111 | 
| 2015 | 4.87206 | 
| 2014 | 4.93772 | 
| 2013 | 4.93861 | 
| 2012 | 4.98781 | 
| 2011 | 5.22153 | 
| 2010 | 5.53587 | 
| 2009 | 5.81752 | 
| 2008 | 6.03539 | 
| 2007 | 6.08861 | 
| 2006 | 6.05026 | 
| 2005 | 5.99339 | 
| 2004 | 5.85967 | 
| 2003 | 5.71455 | 
| 2002 | 5.65543 | 
| 2001 | 5.63604 | 
| 2000 | 5.59447 | 
| 1999 | 5.6417 | 
| 1998 | 5.7223 | 
| 1997 | 5.77715 | 
| 1996 | 5.87352 | 
| 1995 | 6.01865 | 
| 1994 | 6.05315 | 
| 1993 | 5.96234 | 
| 1992 | 5.81295 | 
| 1991 | 5.36167 | 
| 1990 | 4.81172 | 
| 1989 | 4.5242 | 
| 1988 | 4.60199 | 
| 1987 | 5.04113 | 
| 1986 | 5.77664 | 
| 1985 | 6.66233 | 
| 1984 | 7.593 | 
| 1983 | 8.44076 | 
| 1982 | 8.76594 | 
| 1981 | 8.77014 | 
| 1980 | 8.79271 | 
| 1979 | 8.69913 | 
| 1978 | 8.55406 | 
| 1977 | 8.42495 | 
| 1976 | 8.4008 | 
| 1975 | 8.50534 | 
| 1974 | 8.58719 | 
| 1973 | 8.664 | 
| 1972 | 8.80403 | 
| 1971 | 8.80527 | 
| 1970 | 8.55238 | 
| 1969 | 8.17111 | 
| 1968 | 7.9027 | 
| 1967 | 7.55376 | 
| 1966 | 7.14286 | 
| 1965 | 7.16886 | 
| 1964 | 7.47732 | 
| 1963 | 7.59262 | 
| 1962 | 7.53165 | 
| 1961 | 7.37705 | 
| 1960 | 7.04612 |