| 年份 | 巴布亚新几内亚 |
|---|---|
| 2023 | - |
| 2022 | 3.18728 |
| 2021 | 3.10407 |
| 2020 | 3.03358 |
| 2019 | 2.96591 |
| 2018 | 2.90747 |
| 2017 | 2.85421 |
| 2016 | 2.80605 |
| 2015 | 2.76166 |
| 2014 | 2.7208 |
| 2013 | 2.68399 |
| 2012 | 2.65207 |
| 2011 | 2.62213 |
| 2010 | 2.59285 |
| 2009 | 2.56577 |
| 2008 | 2.53977 |
| 2007 | 2.51475 |
| 2006 | 2.48999 |
| 2005 | 2.46399 |
| 2004 | 2.43536 |
| 2003 | 2.40307 |
| 2002 | 2.3665 |
| 2001 | 2.32531 |
| 2000 | 2.28345 |
| 1999 | 2.2426 |
| 1998 | 2.20088 |
| 1997 | 2.15808 |
| 1996 | 2.11369 |
| 1995 | 2.06788 |
| 1994 | 2.02041 |
| 1993 | 1.97096 |
| 1992 | 1.91856 |
| 1991 | 1.86012 |
| 1990 | 1.78683 |
| 1989 | 1.716 |
| 1988 | 1.65941 |
| 1987 | 1.59933 |
| 1986 | 1.53191 |
| 1985 | 1.45908 |
| 1984 | 1.38234 |
| 1983 | 1.30327 |
| 1982 | 1.22308 |
| 1981 | 1.14302 |
| 1980 | 1.06415 |
| 1979 | 0.993425 |
| 1978 | 0.937171 |
| 1977 | 0.895008 |
| 1976 | 0.866208 |
| 1975 | 0.849967 |
| 1974 | 0.845604 |
| 1973 | 0.852349 |
| 1972 | 0.869211 |
| 1971 | 0.884865 |
| 1970 | 0.89572 |
| 1969 | 0.908812 |
| 1968 | 0.923798 |
| 1967 | 0.940156 |
| 1966 | 0.958864 |
| 1965 | 0.984709 |
| 1964 | 1.0159 |
| 1963 | 1.04534 |
| 1962 | 1.06996 |
| 1961 | 1.08743 |
| 1960 | 1.09475 |