Popularity in the United States (by decade)
Numbers
| Romaine (feminine) | Romaine (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | - | - | ||
| 2010 | - | - | - | - | ||
| 2000 | - | - | - | - | ||
| 1990 | - | - | - | - | ||
| 1980 | - | - | - | - | ||
| 1970 | - | - | - | - | ||
| 1960 | - | - | - | - | ||
| 1950 | #1739 | 0.002 | - | - | ||
| 1940 | #1401 | 0.002 | - | - | ||
| 1930 | #880 | 0.006 | #1798 | 0.001 | ||
| 1920 | #833 | 0.006 | - | - | ||
| 1910 | #869 | 0.005 | - | - | ||
| 1900 | #1108 | 0.004 | - | - | ||
| 1890 | #1804 | 0.001 | - | - | ||
| 1880 | #1507 | 0.001 | - | - | ||
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