| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.39813 |
| 2021 | 2.32542 |
| 2020 | 2.24923 |
| 2019 | 2.16986 |
| 2018 | 2.09469 |
| 2017 | 2.02526 |
| 2016 | 1.96435 |
| 2015 | 1.91288 |
| 2014 | 1.87031 |
| 2013 | 1.84098 |
| 2012 | 1.82077 |
| 2011 | 1.80455 |
| 2010 | 1.79414 |
| 2009 | 1.78617 |
| 2008 | 1.76994 |
| 2007 | 1.74845 |
| 2006 | 1.72916 |
| 2005 | 1.7091 |
| 2004 | 1.69232 |
| 2003 | 1.68063 |
| 2002 | 1.67358 |
| 2001 | 1.66982 |
| 2000 | 1.67041 |
| 1999 | 1.67383 |
| 1998 | 1.67591 |
| 1997 | 1.67472 |
| 1996 | 1.66898 |
| 1995 | 1.65902 |
| 1994 | 1.64616 |
| 1993 | 1.63247 |
| 1992 | 1.61964 |
| 1991 | 1.60819 |
| 1990 | 1.59295 |
| 1989 | 1.59243 |
| 1988 | 1.61729 |
| 1987 | 1.64686 |
| 1986 | 1.67271 |
| 1985 | 1.69237 |
| 1984 | 1.70396 |
| 1983 | 1.70615 |
| 1982 | 1.69739 |
| 1981 | 1.6773 |
| 1980 | 1.63036 |
| 1979 | 1.55869 |
| 1978 | 1.48242 |
| 1977 | 1.40457 |
| 1976 | 1.32821 |
| 1975 | 1.25587 |
| 1974 | 1.18972 |
| 1973 | 1.1309 |
| 1972 | 1.07975 |
| 1971 | 1.04856 |
| 1970 | 1.03503 |
| 1969 | 1.02516 |
| 1968 | 1.01963 |
| 1967 | 1.0185 |
| 1966 | 1.01568 |
| 1965 | 1.00765 |
| 1964 | 0.997434 |
| 1963 | 0.982569 |
| 1962 | 0.961039 |
| 1961 | 0.940051 |
| 1960 | 0.918304 |