| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 1.92303 |
| 2021 | 2.02856 |
| 2020 | 2.14763 |
| 2019 | 2.26019 |
| 2018 | 2.32531 |
| 2017 | 2.39411 |
| 2016 | 2.46859 |
| 2015 | 2.5432 |
| 2014 | 2.6157 |
| 2013 | 2.69288 |
| 2012 | 2.77799 |
| 2011 | 2.90299 |
| 2010 | 3.00353 |
| 2009 | 3.04782 |
| 2008 | 3.08611 |
| 2007 | 3.12366 |
| 2006 | 3.17129 |
| 2005 | 3.2156 |
| 2004 | 3.26553 |
| 2003 | 3.31123 |
| 2002 | 3.34956 |
| 2001 | 3.39456 |
| 2000 | 3.45213 |
| 1999 | 3.49089 |
| 1998 | 3.5331 |
| 1997 | 3.58212 |
| 1996 | 3.60494 |
| 1995 | 3.63389 |
| 1994 | 3.66279 |
| 1993 | 3.6772 |
| 1992 | 3.58443 |
| 1991 | 3.20861 |
| 1990 | 2.64425 |
| 1989 | 2.26941 |
| 1988 | 2.17888 |
| 1987 | 2.17401 |
| 1986 | 2.16168 |
| 1985 | 2.14355 |
| 1984 | 2.12007 |
| 1983 | 2.09256 |
| 1982 | 2.06714 |
| 1981 | 2.04937 |
| 1980 | 2.04625 |
| 1979 | 2.06919 |
| 1978 | 2.10393 |
| 1977 | 2.13868 |
| 1976 | 2.17254 |
| 1975 | 2.21252 |
| 1974 | 2.26333 |
| 1973 | 2.32628 |
| 1972 | 2.37937 |
| 1971 | 2.392 |
| 1970 | 2.36341 |
| 1969 | 2.31233 |
| 1968 | 2.24398 |
| 1967 | 2.22715 |
| 1966 | 2.19482 |
| 1965 | 2.12711 |
| 1964 | 2.146 |
| 1963 | 2.21578 |
| 1962 | 2.27729 |
| 1961 | 2.48716 |
| 1960 | - |