| 年份 | 保加利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | 11.2468 |
| 2016 | 11.7991 |
| 2015 | - |
| 2014 | 12.3107 |
| 2013 | 12.106 |
| 2012 | 12.4154 |
| 2011 | 13.8156 |
| 2010 | 13.7658 |
| 2009 | 13.1546 |
| 2008 | 12.3696 |
| 2007 | 12.0619 |
| 2006 | 10.9147 |
| 2005 | 11.2742 |
| 2004 | 10.9085 |
| 2003 | 12.0662 |
| 2002 | 10.2497 |
| 2001 | 11.4945 |
| 2000 | 10.6142 |
| 1999 | 11.0488 |
| 1998 | - |
| 1997 | 9.98962 |
| 1996 | 9.87947 |
| 1995 | 9.18802 |
| 1994 | 9.74934 |
| 1993 | 8.89366 |
| 1992 | 7.76129 |
| 1991 | 7.96514 |
| 1990 | 7.60703 |
| 1989 | 7.86441 |
| 1988 | 8.03858 |
| 1987 | 7.20583 |
| 1986 | 7.46099 |
| 1985 | 6.99377 |
| 1984 | 6.95872 |
| 1983 | 6.72826 |
| 1982 | 7.02983 |
| 1981 | 7.03296 |
| 1980 | 7.26461 |
| 1979 | 7.51239 |
| 1978 | 9.73214 |
| 1977 | 9.28765 |
| 1976 | 10.5146 |
| 1975 | 11.7833 |
| 1974 | 12.5994 |
| 1973 | 13.4046 |
| 1972 | 13.0961 |
| 1971 | 12.9682 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |