Historical Period
20th century
4,097
19th century
2,200
21st century
1,574
1945-
781
18th century
748
1960-1980
341
1980-2020
320
17th century
271
To 1500
252
Civil War, 1861-1865
251
1933-1945
240
1975-
231
1991-
229
1989-
226
1865-1918
200
To 1865
199
2000-
194
1960-
187
1980-
183
1918-1945
165
16th century
153
1945-1989
126
1970-
123
1947-
107
1066-1485
106
1994-
105
To 1964
97
1990-
95
1918-1932
92
1976-2000
90
1900-1999
89
1918-1933
82
1982-
81
1949-
80
1801-1917
79
Colonial period, ca. 1600-1775
75
1945-1991
72
2002-
65
1929
62
1800-1899
59
To 1492
59
1969-
58
2001-2009
56
1961-1969
55
1959-1990
52
1979-
52
1993-
51
1964-1975
49
1981-2001
49
1945-1995
48
more ...