年份 | 保加利亚 |
---|---|
2023 | - |
2022 | - |
2021 | 3 |
2020 | 3.1 |
2019 | 3.3 |
2018 | 3.5 |
2017 | 3.7 |
2016 | 3.9 |
2015 | 4.1 |
2014 | 4.3 |
2013 | 4.5 |
2012 | 4.7 |
2011 | 5 |
2010 | 5.1 |
2009 | 5.2 |
2008 | 5.2 |
2007 | 5.3 |
2006 | 5.6 |
2005 | 6 |
2004 | 6.4 |
2003 | 6.8 |
2002 | 7.2 |
2001 | 7.6 |
2000 | 7.9 |
1999 | 8.1 |
1998 | 8.3 |
1997 | 8.4 |
1996 | 8.4 |
1995 | 8.4 |
1994 | 8.6 |
1993 | 8.8 |
1992 | 8.7 |
1991 | 8.4 |
1990 | 8 |
1989 | 7.7 |
1988 | 7.6 |
1987 | 7.8 |
1986 | 8.1 |
1985 | 8.4 |
1984 | 8.9 |
1983 | 9.3 |
1982 | 9.7 |
1981 | 10.1 |
1980 | 10.4 |
1979 | 10.8 |
1978 | 11.2 |
1977 | 11.8 |
1976 | 12.6 |
1975 | 13.3 |
1974 | 13.6 |
1973 | 13.7 |
1972 | 13.5 |
1971 | 13.4 |
1970 | 13.4 |
1969 | 13.7 |
1968 | 14.1 |
1967 | 14.4 |
1966 | 14.4 |
1965 | 14.5 |
1964 | 14.8 |
1963 | - |
1962 | - |
1961 | - |
1960 | - |