1| Announced Detonations by Year
WI, 9
1962.0 eee 89
1963.0... ee. 2
1964.00, 28
1968.0, 28
1966.00.00. 40
W967. ee 28
1968. 33
1969.00.00 28
1970.00... eee. 30
TOF ee 7
W972. ea, 8
W973. eee 9
1974. eee 7
1945... 0... ee. 3
1946... 0.0.00, 2
W477. ee, 0
1948.00.00... 0... 3
1949.0... 0
1950. ... 2.2, 0
19Bt. eee 16
1962.00. ee 10
1963. .... 0... eee, 4
1964... 00, 6
1968... eee, 15
1956. ee, 17
W967. eee, 24
1968... eee, 55
1969... 0 eee 0
1960.00. ..... 0.0, 0
TOTAL
535
Early Nuclear Weapon Stockpile Data
Fiscal Year
1945
1946
1947
1948
0
9
Q*
29*
2*
53*
0
9
0
13
0
50
Number of nonnuclear
components
1.
2.
Gun-type
Iimplosion-type
Number of nuclear
3.
Gun-type
4. - Implosion-type
*Numbers declassified in 1976
NO
components