Popularity in the United States (by decade)
Numbers
| Sol (feminine) | Sol (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | #983 | 0.015 | #1348 | 0.007 | ||
| 2010 | #1991 | 0.005 | - | - | ||
| 2000 | - | - | - | - | ||
| 1990 | - | - | - | - | ||
| 1980 | - | - | - | - | ||
| 1970 | - | - | - | - | ||
| 1960 | - | - | - | - | ||
| 1950 | - | - | #1771 | 0.001 | ||
| 1940 | - | - | #1400 | 0.002 | ||
| 1930 | - | - | #862 | 0.005 | ||
| 1920 | - | - | #430 | 0.017 | ||
| 1910 | - | - | #312 | 0.031 | ||
| 1900 | - | - | #366 | 0.023 | ||
| 1890 | - | - | #422 | 0.016 | ||
| 1880 | - | - | #437 | 0.015 | ||
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