Popularity in the United States (by decade)
Numbers
| Opal (feminine) | Opal (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | #590 | 0.028 | - | - | ||
| 2010 | #1144 | 0.011 | - | - | ||
| 2000 | - | - | - | - | ||
| 1990 | - | - | - | - | ||
| 1980 | - | - | - | - | ||
| 1970 | #1489 | 0.004 | - | - | ||
| 1960 | #1174 | 0.005 | - | - | ||
| 1950 | #732 | 0.009 | - | - | ||
| 1940 | #384 | 0.025 | - | - | ||
| 1930 | #213 | 0.077 | - | - | ||
| 1920 | #127 | 0.174 | #1488 | 0.002 | ||
| 1910 | #92 | 0.240 | #1134 | 0.004 | ||
| 1900 | #98 | 0.219 | #1017 | 0.004 | ||
| 1890 | #208 | 0.071 | #1492 | 0.001 | ||
| 1880 | #375 | 0.021 | - | - | ||
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