| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | - |
| 2016 | 99.3327 |
| 2015 | 98.703 |
| 2014 | 99.2541 |
| 2013 | 99.6012 |
| 2012 | 99.2968 |
| 2011 | 99.0542 |
| 2010 | 98.6687 |
| 2009 | 98.8054 |
| 2008 | 97.9164 |
| 2007 | 97.3128 |
| 2006 | 97.72 |
| 2005 | 98.3285 |
| 2004 | 98.3362 |
| 2003 | 98.2952 |
| 2002 | 98.2246 |
| 2001 | 98.2827 |
| 2000 | 99.3385 |
| 1999 | - |
| 1998 | 98.5555 |
| 1997 | - |
| 1996 | 97.6674 |
| 1995 | 99.4122 |
| 1994 | 98.5969 |
| 1993 | 95.309 |
| 1992 | 96.6831 |
| 1991 | 98.2728 |
| 1990 | 98.3098 |
| 1989 | 93.5426 |
| 1988 | 99.2848 |
| 1987 | 98.7165 |
| 1986 | 99.7976 |
| 1985 | 98.9439 |
| 1984 | 98.5643 |
| 1983 | 98.5047 |
| 1982 | 98.7358 |
| 1981 | 98.6821 |
| 1980 | 99.0489 |
| 1979 | 98.8615 |
| 1978 | 97.8604 |
| 1977 | 99.3161 |
| 1976 | 98.8144 |
| 1975 | 99.4096 |
| 1974 | 99.3698 |
| 1973 | 99.2207 |
| 1972 | 99.2019 |
| 1971 | 98.939 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |