| 年份 | 瑙魯 |
|---|---|
| 2023 | - |
| 2022 | 8.96839 |
| 2021 | 8.92538 |
| 2020 | 9.0338 |
| 2019 | 9.14434 |
| 2018 | 9.15463 |
| 2017 | 9.21546 |
| 2016 | 9.30502 |
| 2015 | 9.23442 |
| 2014 | 9.11381 |
| 2013 | 9.05185 |
| 2012 | 9.05 |
| 2011 | 9.3238 |
| 2010 | 9.87052 |
| 2009 | 10.3658 |
| 2008 | 10.7567 |
| 2007 | 10.9683 |
| 2006 | 10.9717 |
| 2005 | 10.9163 |
| 2004 | 10.81 |
| 2003 | 10.6271 |
| 2002 | 10.6056 |
| 2001 | 10.8208 |
| 2000 | 10.9695 |
| 1999 | 10.9543 |
| 1998 | 10.7775 |
| 1997 | 10.4331 |
| 1996 | 10.0369 |
| 1995 | 9.72638 |
| 1994 | 9.40351 |
| 1993 | 9.14947 |
| 1992 | 9.10293 |
| 1991 | 9.07186 |
| 1990 | 9.03134 |
| 1989 | 9.16239 |
| 1988 | 9.44497 |
| 1987 | 9.81832 |
| 1986 | 10.318 |
| 1985 | 11.0465 |
| 1984 | 11.9409 |
| 1983 | 13.0525 |
| 1982 | 13.7195 |
| 1981 | 13.8529 |
| 1980 | 13.8542 |
| 1979 | 13.6052 |
| 1978 | 13.347 |
| 1977 | 13.125 |
| 1976 | 12.9064 |
| 1975 | 12.5859 |
| 1974 | 12.1947 |
| 1973 | 11.777 |
| 1972 | 11.3107 |
| 1971 | 10.7013 |
| 1970 | 10.1023 |
| 1969 | 9.59877 |
| 1968 | 9.03239 |
| 1967 | 8.39424 |
| 1966 | 7.86613 |
| 1965 | 7.52351 |
| 1964 | 7.35187 |
| 1963 | 7.40162 |
| 1962 | 7.48394 |
| 1961 | 7.48899 |
| 1960 | 7.68538 |