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Word: upper (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
Sort By: most recent first (reverse)

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Word Time Machine

Normalized population density for word "upper" throughout decades:

1870s : 1.2526
1880s : 2.1190
1890s : 5.7632
1900s : 8.9042
1910s : 3.1747
1920s : 0.8526
1930s : 0.8164
1940s : 0.7127
1950s : 0.8156
1960s : 0.8355
1970s : 0.7270
1980s : 0.6158
1990s : 0.6131
2000s : 0.5430
2010s : 0.4114