* Lighthouse and marking authority: lighthouses
This page shows decentralized state units and decentralized subordinate units.
Decentralized units
| Year | Count | Name | Decentralized |
|---|---|---|---|
| 1947 | 147 | lighthouses | subordinate units |
| 1948 | 146 (est.) | lighthouses | subordinate units |
| 1949 | 146 (est.) | lighthouses | subordinate units |
| 1950 | 146 (est.) | lighthouses | subordinate units |
| 1951 | 146 (est.) | lighthouses | subordinate units |
| 1952 | 145 | lighthouses | subordinate units |
| 1953 | 138 (est.) | lighthouses | subordinate units |
| 1954 | 138 (est.) | lighthouses | subordinate units |
| 1955 | 138 (est.) | lighthouses | subordinate units |
| 1956 | 138 (est.) | lighthouses | subordinate units |
| 1957 | 138 (est.) | lighthouses | subordinate units |
| 1958 | 130 | lighthouses | subordinate units |
| 1959 | 125 (est.) | lighthouses | subordinate units |
| 1960 | 125 (est.) | lighthouses | subordinate units |
| 1961 | 125 (est.) | lighthouses | subordinate units |
| 1962 | 125 (est.) | lighthouses | subordinate units |
| 1963 | 120 | lighthouses | subordinate units |
| 1964 | 120 (est.) | lighthouses | subordinate units |
| 1965 | 120 (est.) | lighthouses | subordinate units |
| 1966 | 120 (est.) | lighthouses | subordinate units |
| 1967 | 119 | lighthouses | subordinate units |
| 1968 | 118 (est.) | lighthouses | subordinate units |
| 1969 | 118 (est.) | lighthouses | subordinate units |
| 1970 | 117 | lighthouses | subordinate units |
| 1971 | 117 (est.) | lighthouses | subordinate units |
| 1972 | 117 (est.) | lighthouses | subordinate units |
| 1973 | 116 | lighthouses | subordinate units |
| 1974 | 115 | lighthouses | subordinate units |
| 1975 | 109 (est.) | lighthouses | subordinate units |
| 1976 | 104 | lighthouses | subordinate units |
| 1977 | 101 (est.) | lighthouses | subordinate units |
| 1978 | 101 (est.) | lighthouses | subordinate units |
| 1979 | 101 (est.) | lighthouses | subordinate units |
| 1980 | 97 | lighthouses | subordinate units |