* Departments
This page shows decentralized state units and decentralized subordinate units.
Decentralized units
| Year | Count | Name | Decentralized |
|---|---|---|---|
| 1947 | 6 | district offices | subordinate units |
| 1948 | 6 | district offices | subordinate units |
| 1949 | 6 | district offices | subordinate units |
| 1950 | 6 | district offices | subordinate units |
| 1951 | 6 | district offices | subordinate units |
| 1952 | 6 | district offices | subordinate units |
| 1953 | 7 (est.) | district offices | subordinate units |
| 1954 | 7 (est.) | district offices | subordinate units |
| 1955 | 7 (est.) | district offices | subordinate units |
| 1956 | 7 (est.) | district offices | subordinate units |
| 1957 | 7 (est.) | district offices | subordinate units |
| 1958 | 8 | district offices | subordinate units |
| 1959 | 8 | district offices | subordinate units |
| 1960 | 8 | district offices | subordinate units |
| 1961 | 8 | district offices | subordinate units |
| 1962 | 8 | district offices | subordinate units |
| 1963 | 8 | district offices | subordinate units |
| 1964 | 8 | district offices | subordinate units |
| 1965 | 8 | district offices | subordinate units |
| 1966 | 8 | district offices | subordinate units |
| 1967 | 8 | district offices | subordinate units |
| 1968 | 9 (est.) | district offices | subordinate units |
| 1969 | 9 (est.) | district offices | subordinate units |
| 1970 | 9 | district offices | subordinate units |
| 1971 | 9 | district offices | subordinate units |
| 1972 | 9 | district offices | subordinate units |
| 1973 | 9 | district offices | subordinate units |
| 1974 | 10 | district offices | subordinate units |
| 1975 | 11 (est.) | district offices | subordinate units |
| 1976 | 11 | district offices | subordinate units |
| 1977 | 12 (est.) | district offices | subordinate units |
| 1978 | 12 (est.) | district offices | subordinate units |
| 1979 | 12 (est.) | district offices | subordinate units |
| 1980 | 12 | district offices | subordinate units |
| 1981 | 12 | district offices | subordinate units |
| 1982 | 12 | district offices | subordinate units |
| 1983 | 12 | district offices | subordinate units |
| 1984 | 12 | district offices | subordinate units |
| 1985 | 12 | district offices | subordinate units |
| 1986 | 12 | district offices | subordinate units |
| 1987 | 12 | district offices | subordinate units |
| 1988 | 12 | district offices | subordinate units |
| 1989 | 12 | district offices | subordinate units |
| 1990 | 12 | district offices | subordinate units |
| 1991 | 12 | district offices | subordinate units |
| 1992 | 13 | district offices | subordinate units |
| 1993 | 13 | district offices | subordinate units |
| 1994 | 13 | district offices | subordinate units |
| 1995 | 13 | district offices | subordinate units |
| 1996 | 13 | district offices | subordinate units |
| 1997 | 13 | district offices | subordinate units |
| 1998 | 13 | district offices | subordinate units |
| 1999 | 13 | district offices | subordinate units |
| 2000 | 13 | district offices | subordinate units |
| 2001 | 13 | district offices | subordinate units |
| 2002 | 13 | district offices | subordinate units |
| 2003 | 13 | district offices | subordinate units |
| 2004 | 13 | district offices | subordinate units |
| 2005 | 13 | district offices | subordinate units |
| 2006 | 7 | regional offices | subordinate units |
| 2007 | 7 | regional offices | subordinate units |
| 2008 | 7 | regional offices | subordinate units |
| 2009 | 7 | regional offices | subordinate units |