| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.85511 |
| 2021 | 2.85691 |
| 2020 | 2.86205 |
| 2019 | 2.87335 |
| 2018 | 2.83535 |
| 2017 | 2.79179 |
| 2016 | 2.76029 |
| 2015 | 2.72779 |
| 2014 | 2.69275 |
| 2013 | 2.66203 |
| 2012 | 2.63941 |
| 2011 | 2.75694 |
| 2010 | 2.86543 |
| 2009 | 2.90983 |
| 2008 | 2.94829 |
| 2007 | 2.98604 |
| 2006 | 3.03392 |
| 2005 | 3.07837 |
| 2004 | 3.12093 |
| 2003 | 3.17442 |
| 2002 | 3.21285 |
| 2001 | 3.22776 |
| 2000 | 2.1654 |
| 1999 | 2.19839 |
| 1998 | 2.24972 |
| 1997 | 2.30075 |
| 1996 | 2.31831 |
| 1995 | 2.35664 |
| 1994 | 2.38786 |
| 1993 | 2.41141 |
| 1992 | 2.31427 |
| 1991 | 2.01438 |
| 1990 | 4.00735 |
| 1989 | 3.6446 |
| 1988 | 3.55233 |
| 1987 | 3.55249 |
| 1986 | 3.54505 |
| 1985 | 3.52456 |
| 1984 | 3.50584 |
| 1983 | 3.48304 |
| 1982 | 3.46185 |
| 1981 | 3.53291 |
| 1980 | 3.8248 |
| 1979 | 3.85636 |
| 1978 | 3.89902 |
| 1977 | 3.92541 |
| 1976 | 3.97537 |
| 1975 | 4.01406 |
| 1974 | 4.07164 |
| 1973 | 4.14172 |
| 1972 | 4.36353 |
| 1971 | 14.6907 |
| 1970 | 14.8166 |
| 1969 | 14.9132 |
| 1968 | 14.9976 |
| 1967 | 15.0879 |
| 1966 | 9.79595 |
| 1965 | 9.74094 |
| 1964 | 9.83109 |
| 1963 | 9.89598 |
| 1962 | 9.99881 |
| 1961 | 10.2077 |
| 1960 | - |