| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | 5.47563 |
| 2021 | 0.3809 |
| 2020 | 8.3354 |
| 2019 | 2.00321 |
| 2018 | 5.34643 |
| 2017 | 4.28468 |
| 2016 | 2.18995 |
| 2015 | 1.80132 |
| 2014 | -0.0854013 |
| 2013 | 0.652861 |
| 2012 | -1.83752 |
| 2011 | 2.3372 |
| 2010 | 2.12597 |
| 2009 | -5.86395 |
| 2008 | 1.89593 |
| 2007 | -1.01789 |
| 2006 | 5.62653 |
| 2005 | 0.748901 |
| 2004 | 4.7759 |
| 2003 | 8.06243 |
| 2002 | 0.502769 |
| 2001 | 0.989253 |
| 2000 | 2.21699 |
| 1999 | -6.33497 |
| 1998 | 43.9437 |
| 1997 | -29.721 |
| 1996 | -23.7123 |
| 1995 | 17.5298 |
| 1994 | -11.8506 |
| 1993 | -12.5211 |
| 1992 | -14.8598 |
| 1991 | -11.4718 |
| 1990 | 5.79243 |
| 1989 | 0.0764787 |
| 1988 | -0.727037 |
| 1987 | 5.58478 |
| 1986 | 6.55051 |
| 1985 | 12.4899 |
| 1984 | -2.10227 |
| 1983 | 10.1131 |
| 1982 | 4.24905 |
| 1981 | 12.8377 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |