| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 82.9743 |
| 2020 | 82.6766 |
| 2019 | 83.8965 |
| 2018 | 84.5052 |
| 2017 | 84.4928 |
| 2016 | 84.0876 |
| 2015 | 83.3754 |
| 2014 | 77.8508 |
| 2013 | 73.4378 |
| 2012 | 69.9872 |
| 2011 | 67.9085 |
| 2010 | 66.726 |
| 2009 | 63.0505 |
| 2008 | 60.1817 |
| 2007 | 56.8212 |
| 2006 | 52.8239 |
| 2005 | 49.8131 |
| 2004 | 47.404 |
| 2003 | 46.6853 |
| 2002 | 46.0441 |
| 2001 | 47.4559 |
| 2000 | 49.7413 |
| 1999 | 53.2421 |
| 1998 | 52.1362 |
| 1997 | 52.0704 |
| 1996 | 50.074 |
| 1995 | 44.214 |
| 1994 | 40.2029 |
| 1993 | 37.2723 |
| 1992 | 33.198 |
| 1991 | 32.1562 |
| 1990 | 27.582 |
| 1989 | 27.2987 |
| 1988 | 25.5937 |
| 1987 | 23.7515 |
| 1986 | 21.4099 |
| 1985 | 19.0994 |
| 1984 | 17.6425 |
| 1983 | 16.6986 |
| 1982 | 17.2443 |
| 1981 | 18.4937 |
| 1980 | 19.9181 |
| 1979 | 21.5485 |
| 1978 | 28.0966 |
| 1977 | 23.3909 |
| 1976 | 22.5851 |
| 1975 | 21.9397 |
| 1974 | 20.3389 |
| 1973 | 18.9583 |
| 1972 | 16.7645 |
| 1971 | 14.5681 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |