| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 3.17087 |
| 2021 | 3.09149 |
| 2020 | 3.00477 |
| 2019 | 2.91039 |
| 2018 | 2.81208 |
| 2017 | 2.70931 |
| 2016 | 2.60417 |
| 2015 | 2.50249 |
| 2014 | 2.40926 |
| 2013 | 2.32958 |
| 2012 | 2.26634 |
| 2011 | 2.22165 |
| 2010 | 2.19692 |
| 2009 | 2.18855 |
| 2008 | 2.1787 |
| 2007 | 2.1625 |
| 2006 | 2.15262 |
| 2005 | 2.14924 |
| 2004 | 2.14778 |
| 2003 | 2.15885 |
| 2002 | 2.18454 |
| 2001 | 2.20746 |
| 2000 | 2.22461 |
| 1999 | 2.24075 |
| 1998 | 2.25765 |
| 1997 | 2.27468 |
| 1996 | 2.29044 |
| 1995 | 2.30392 |
| 1994 | 2.31468 |
| 1993 | 2.32182 |
| 1992 | 2.32387 |
| 1991 | 2.31603 |
| 1990 | 2.28084 |
| 1989 | 2.25945 |
| 1988 | 2.28608 |
| 1987 | 2.32785 |
| 1986 | 2.37474 |
| 1985 | 2.42674 |
| 1984 | 2.48162 |
| 1983 | 2.53635 |
| 1982 | 2.5869 |
| 1981 | 2.62964 |
| 1980 | 2.61366 |
| 1979 | 2.53464 |
| 1978 | 2.44067 |
| 1977 | 2.33281 |
| 1976 | 2.21259 |
| 1975 | 2.08265 |
| 1974 | 1.94678 |
| 1973 | 1.80943 |
| 1972 | 1.67492 |
| 1971 | 1.59187 |
| 1970 | 1.5617 |
| 1969 | 1.53815 |
| 1968 | 1.52235 |
| 1967 | 1.51516 |
| 1966 | 1.50956 |
| 1965 | 1.50681 |
| 1964 | 1.51067 |
| 1963 | 1.50927 |
| 1962 | 1.49529 |
| 1961 | 1.46557 |
| 1960 | 1.39328 |