| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | 3.92643 |
| 2021 | 7.66175 |
| 2020 | -3.96616 |
| 2019 | 4.03519 |
| 2018 | 2.69491 |
| 2017 | 2.74593 |
| 2016 | 3.02663 |
| 2015 | 3.39755 |
| 2014 | 0.949449 |
| 2013 | -0.542751 |
| 2012 | 0.748815 |
| 2011 | 2.09018 |
| 2010 | 1.55536 |
| 2009 | -3.34714 |
| 2008 | 6.12956 |
| 2007 | 6.65439 |
| 2006 | 6.80259 |
| 2005 | 7.05635 |
| 2004 | 6.51043 |
| 2003 | 5.23715 |
| 2002 | 5.87193 |
| 2001 | 3.8237 |
| 2000 | 4.58723 |
| 1999 | -8.39609 |
| 1998 | 3.78912 |
| 1997 | -14.1154 |
| 1996 | 5.20539 |
| 1995 | 2.86202 |
| 1994 | 1.81801 |
| 1993 | -1.48021 |
| 1992 | -7.27239 |
| 1991 | -8.44536 |
| 1990 | -9.11738 |
| 1989 | -3.28988 |
| 1988 | 10.9447 |
| 1987 | 6.05451 |
| 1986 | 4.2076 |
| 1985 | 2.68344 |
| 1984 | 3.39644 |
| 1983 | 3.43031 |
| 1982 | 2.33457 |
| 1981 | 4.90016 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |