| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 1.77732 |
| 2021 | 1.90038 |
| 2020 | 2.03806 |
| 2019 | 2.16687 |
| 2018 | 2.24819 |
| 2017 | 2.33429 |
| 2016 | 2.42489 |
| 2015 | 2.51562 |
| 2014 | 2.6042 |
| 2013 | 2.69748 |
| 2012 | 2.79868 |
| 2011 | 2.92483 |
| 2010 | 3.02421 |
| 2009 | 3.06852 |
| 2008 | 3.10682 |
| 2007 | 3.14437 |
| 2006 | 3.192 |
| 2005 | 3.23632 |
| 2004 | 3.2874 |
| 2003 | 3.33196 |
| 2002 | 3.3703 |
| 2001 | 3.4199 |
| 2000 | 3.64934 |
| 1999 | 3.69196 |
| 1998 | 3.73574 |
| 1997 | 3.78747 |
| 1996 | 3.81423 |
| 1995 | 3.84478 |
| 1994 | 3.87645 |
| 1993 | 3.8925 |
| 1992 | 3.80371 |
| 1991 | 3.41779 |
| 1990 | 2.40573 |
| 1989 | 2.03261 |
| 1988 | 1.94616 |
| 1987 | 1.94415 |
| 1986 | 1.9347 |
| 1985 | 1.92056 |
| 1984 | 1.89988 |
| 1983 | 1.87514 |
| 1982 | 1.85254 |
| 1981 | 1.82486 |
| 1980 | 1.78209 |
| 1979 | 1.80913 |
| 1978 | 1.84801 |
| 1977 | 1.88911 |
| 1976 | 1.92581 |
| 1975 | 1.97096 |
| 1974 | 2.02577 |
| 1973 | 2.09261 |
| 1972 | 2.1294 |
| 1971 | 0.960573 |
| 1970 | 1.09986 |
| 1969 | 1.19764 |
| 1968 | 1.26047 |
| 1967 | 1.3626 |
| 1966 | 1.73678 |
| 1965 | 1.70379 |
| 1964 | 1.7518 |
| 1963 | 1.85234 |
| 1962 | 1.94015 |
| 1961 | 2.17613 |
| 1960 | - |