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Word: certificates (lookup in dictionary) (lookup stats)
Dates: during 1940-1949
Sort By: most recent first (reverse)

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Word Time Machine

Normalized population density for word "certificates" throughout decades:

1870s : 1.8428
1880s : 1.5384
1890s : 1.9021
1900s : 0.9804
1910s : 0.8250
1920s : 1.5658
1930s : 2.5914
1940s : 1.3134
1950s : 0.9291
1960s : 0.9587
1970s : 0.7185
1980s : 0.8692
1990s : 0.5665
2000s : 0.5923
2010s : 0.5058