| 年份 | 土库曼斯坦 |
|---|---|
| 2023 | - |
| 2022 | 3.32362 |
| 2021 | 3.23772 |
| 2020 | 3.1237 |
| 2019 | 2.98727 |
| 2018 | 2.84107 |
| 2017 | 2.70118 |
| 2016 | 2.57395 |
| 2015 | 2.45924 |
| 2014 | 2.35073 |
| 2013 | 2.24086 |
| 2012 | 2.11836 |
| 2011 | 1.97242 |
| 2010 | 1.80715 |
| 2009 | 1.63777 |
| 2008 | 1.48802 |
| 2007 | 1.39458 |
| 2006 | 1.38453 |
| 2005 | 1.45841 |
| 2004 | 1.59783 |
| 2003 | 1.76466 |
| 2002 | 1.91109 |
| 2001 | 2.00515 |
| 2000 | 2.0396 |
| 1999 | 2.02708 |
| 1998 | 1.98749 |
| 1997 | 1.94392 |
| 1996 | 1.9202 |
| 1995 | 1.93321 |
| 1994 | 1.9843 |
| 1993 | 2.0602 |
| 1992 | 2.13451 |
| 1991 | 2.17521 |
| 1990 | 2.16734 |
| 1989 | 2.10465 |
| 1988 | 1.99426 |
| 1987 | 1.85431 |
| 1986 | 1.70213 |
| 1985 | 1.56491 |
| 1984 | 1.45501 |
| 1983 | 1.37611 |
| 1982 | 1.33238 |
| 1981 | 1.31971 |
| 1980 | 1.33501 |
| 1979 | 1.38449 |
| 1978 | 1.47706 |
| 1977 | 1.60006 |
| 1976 | 1.72247 |
| 1975 | 1.82436 |
| 1974 | 1.9063 |
| 1973 | 1.96373 |
| 1972 | 1.9996 |
| 1971 | 2.03687 |
| 1970 | 2.08893 |
| 1969 | 2.15208 |
| 1968 | 2.22641 |
| 1967 | 2.30884 |
| 1966 | 2.38174 |
| 1965 | 2.43077 |
| 1964 | 2.45512 |
| 1963 | 2.4531 |
| 1962 | 2.43003 |
| 1961 | 2.40883 |
| 1960 | 2.40809 |