Crystal (feminine) | Crystal (masculine) | |||||
Year | Rank | Percent Used | Rank | Percent Used | ||
2020 | #995 | 0.015 | - | - | ||
2010 | #490 | 0.033 | - | - | ||
2000 | #182 | 0.093 | - | - | ||
1990 | #65 | 0.260 | - | - | ||
1980 | #20 | 0.764 | #1222 | 0.003 | ||
1970 | #37 | 0.448 | #1903 | 0.001 | ||
1960 | #152 | 0.132 | - | - | ||
1950 | #292 | 0.046 | - | - | ||
1940 | #555 | 0.013 | - | - | ||
1930 | #758 | 0.007 | - | - | ||
1920 | #706 | 0.009 | - | - | ||
1910 | #577 | 0.013 | - | - | ||
1900 | #546 | 0.013 | - | - | ||
1890 | #700 | 0.008 | - | - | ||
1880 | #1033 | 0.003 | - | - | ||