| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 35.9801 |
| 2020 | 35.8604 |
| 2019 | 35.7406 |
| 2018 | 35.6209 |
| 2017 | 35.5011 |
| 2016 | 35.3814 |
| 2015 | 35.3077 |
| 2014 | 35.1308 |
| 2013 | 34.9539 |
| 2012 | 34.7771 |
| 2011 | 34.6002 |
| 2010 | 34.4234 |
| 2009 | 34.0899 |
| 2008 | 33.7409 |
| 2007 | 33.4076 |
| 2006 | 33.0682 |
| 2005 | 32.732 |
| 2004 | 32.363 |
| 2003 | 32.0272 |
| 2002 | 31.6857 |
| 2001 | 30.8343 |
| 2000 | 30.5071 |
| 1999 | 30.4637 |
| 1998 | 30.4203 |
| 1997 | 30.3769 |
| 1996 | 30.3335 |
| 1995 | 30.2902 |
| 1994 | 30.2468 |
| 1993 | 30.2034 |
| 1992 | 30.16 |
| 1991 | 30.1166 |
| 1990 | 30.0732 |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |