Era
20th century
27,350
19th century
13,489
18th century
4,968
1564-1616
3,410
Civil War, 1861-1865
3,209
17th century
3,041
21st century
3,021
1945-
2,603
16th century
2,062
Early modern, 1500-1700
1,765
Revolution, 1775-1783
1,743
Colonial period, ca. 1600-1775
1,460
1989-
1,442
1900-1999
1,441
1945-1989
1,426
1933-1945
1,305
To 1500
1,147
1918-1945
772
Middle English, 1100-1500
716
1882-1941
702
1608-1674
681
Early modern and Elizabethan, 1500-1600
658
1980-
637
1946-
600
1809-1865
593
1775-1865
567
-1400
551
1800-1899
524
1960-
466
Revolution, 1789-1799
466
1951-
462
1775-1783
459
2000-2099
457
1900 - 1999
445
To 1775
443
1861-1865
419
Middle Ages, 600-1500
381
1812-1870
378
1783-1865
369
2000-2020
367
Old English, ca. 450-1100
361
1743-1826
358
1865-1950
358
2001-2009
358
1960-1980
354
1770-1850
350
1843-1916
349
1818-1883
335
1945-1953
335
1993-
332
more ...