| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | 57.1679 |
| 2021 | 57.2719 |
| 2020 | 56.9468 |
| 2019 | 56.2794 |
| 2018 | 55.4383 |
| 2017 | 54.5805 |
| 2016 | 53.7758 |
| 2015 | 52.9483 |
| 2014 | 52.0295 |
| 2013 | 50.91 |
| 2012 | 49.6675 |
| 2011 | 48.4916 |
| 2010 | 47.4565 |
| 2009 | 46.6383 |
| 2008 | 46.0788 |
| 2007 | 45.7478 |
| 2006 | 45.6033 |
| 2005 | 45.7166 |
| 2004 | 46.0677 |
| 2003 | 46.5633 |
| 2002 | 47.0955 |
| 2001 | 47.5731 |
| 2000 | 47.9677 |
| 1999 | 48.2768 |
| 1998 | 48.6806 |
| 1997 | 49.2677 |
| 1996 | 49.8699 |
| 1995 | 50.4344 |
| 1994 | 51.001 |
| 1993 | 51.4895 |
| 1992 | 51.8837 |
| 1991 | 52.2459 |
| 1990 | 52.4782 |
| 1989 | 52.5578 |
| 1988 | 52.5229 |
| 1987 | 52.3348 |
| 1986 | 52.0746 |
| 1985 | 51.9547 |
| 1984 | 52.1356 |
| 1983 | 52.6069 |
| 1982 | 53.0564 |
| 1981 | 53.275 |
| 1980 | 53.3787 |
| 1979 | 53.295 |
| 1978 | 52.9966 |
| 1977 | 52.6259 |
| 1976 | 52.1837 |
| 1975 | 51.6368 |
| 1974 | 50.9836 |
| 1973 | 50.3559 |
| 1972 | 49.9408 |
| 1971 | 49.6494 |
| 1970 | 49.315 |
| 1969 | 48.9216 |
| 1968 | 48.5741 |
| 1967 | 48.4533 |
| 1966 | 48.4918 |
| 1965 | 48.5619 |
| 1964 | 48.7649 |
| 1963 | 49.1425 |
| 1962 | 49.6483 |
| 1961 | 50.1182 |
| 1960 | 50.4471 |