| 年份 | 土库曼斯坦 |
|---|---|
| 2023 | - |
| 2022 | 4.0639 |
| 2021 | 3.94478 |
| 2020 | 3.7954 |
| 2019 | 3.62478 |
| 2018 | 3.44926 |
| 2017 | 3.28611 |
| 2016 | 3.14019 |
| 2015 | 3.00596 |
| 2014 | 2.87223 |
| 2013 | 2.73141 |
| 2012 | 2.57112 |
| 2011 | 2.37902 |
| 2010 | 2.16057 |
| 2009 | 1.93401 |
| 2008 | 1.7304 |
| 2007 | 1.59726 |
| 2006 | 1.56987 |
| 2005 | 1.65196 |
| 2004 | 1.82034 |
| 2003 | 2.02459 |
| 2002 | 2.20428 |
| 2001 | 2.31542 |
| 2000 | 2.34494 |
| 1999 | 2.31223 |
| 1998 | 2.24841 |
| 1997 | 2.18822 |
| 1996 | 2.16467 |
| 1995 | 2.19464 |
| 1994 | 2.27412 |
| 1993 | 2.38059 |
| 1992 | 2.481 |
| 1991 | 2.54922 |
| 1990 | 2.57784 |
| 1989 | 2.5662 |
| 1988 | 2.52744 |
| 1987 | 2.47076 |
| 1986 | 2.39534 |
| 1985 | 2.31366 |
| 1984 | 2.23102 |
| 1983 | 2.14311 |
| 1982 | 2.06188 |
| 1981 | 2.01797 |
| 1980 | 2.03761 |
| 1979 | 2.13232 |
| 1978 | 2.31344 |
| 1977 | 2.54968 |
| 1976 | 2.76481 |
| 1975 | 2.90781 |
| 1974 | 2.98104 |
| 1973 | 2.98175 |
| 1972 | 2.92067 |
| 1971 | 2.85737 |
| 1970 | 2.83304 |
| 1969 | 2.8419 |
| 1968 | 2.87866 |
| 1967 | 2.94023 |
| 1966 | 2.98919 |
| 1965 | 2.99767 |
| 1964 | 2.97071 |
| 1963 | 2.91366 |
| 1962 | 2.82635 |
| 1961 | 2.73239 |
| 1960 | 2.6499 |