| 年份 | 瑙魯 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 6.633 |
| 2020 | 6.602 |
| 2019 | 6.48 |
| 2018 | 6.566 |
| 2017 | 6.65 |
| 2016 | 6.76 |
| 2015 | 6.933 |
| 2014 | 7.13 |
| 2013 | 7.392 |
| 2012 | 7.646 |
| 2011 | 7.916 |
| 2010 | 8.214 |
| 2009 | 8.436 |
| 2008 | 8.515 |
| 2007 | 8.581 |
| 2006 | 8.555 |
| 2005 | 8.569 |
| 2004 | 8.523 |
| 2003 | 8.425 |
| 2002 | 8.429 |
| 2001 | 8.442 |
| 2000 | 8.238 |
| 1999 | 8.207 |
| 1998 | 7.99 |
| 1997 | 7.758 |
| 1996 | 7.317 |
| 1995 | 6.897 |
| 1994 | 6.789 |
| 1993 | 6.805 |
| 1992 | 6.964 |
| 1991 | 7.412 |
| 1990 | 7.833 |
| 1989 | 8.229 |
| 1988 | 8.611 |
| 1987 | 8.915 |
| 1986 | 9.103 |
| 1985 | 9.23 |
| 1984 | 9.27 |
| 1983 | 9.338 |
| 1982 | 8.867 |
| 1981 | 8.632 |
| 1980 | 8.581 |
| 1979 | 8.348 |
| 1978 | 8.126 |
| 1977 | 8.014 |
| 1976 | 7.906 |
| 1975 | 7.991 |
| 1974 | 7.9 |
| 1973 | 7.977 |
| 1972 | 7.949 |
| 1971 | 7.967 |
| 1970 | 8.101 |
| 1969 | 8.196 |
| 1968 | 8.418 |
| 1967 | 8.572 |
| 1966 | 8.926 |
| 1965 | 9.182 |
| 1964 | 9.597 |
| 1963 | 9.898 |
| 1962 | 10.206 |
| 1961 | 10.618 |
| 1960 | 11.139 |