1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
242
261
302
298
288
290
282
261
248
229
274
276
248
240
Notes
(1)Developed from Bureau of Prisons data contained in Erwin Thompson's The Rock, p. 415. Precise dates noted above are year ending June 30.
Move on to the next chart: Net Growth of Prisoner Population
Copyright 1997 by Joel GAzis-SAx