Table 2 Sample characteristics
| Â | Sample 1 | N | Sample 2 | N | Sample 3 | N |
|---|---|---|---|---|---|---|
% | % | % | ||||
Sex | Â | 2017 | Â | 2058 | Â | 454 |
 Male | 46.5 | 937 | 49.2 | 1013 | 32.8 | 149 |
 Female | 53.1 | 1071 | 50.6 | 1041 | 67.0 | 304 |
 Intersex | 0.1 | 2 | 0.0 | 1 | – | – |
 Other | 0 | 0 | 0.1 | 2 | 0 | 0 |
 Prefer not to state | 0.3 | 7 | 0 | 1 | 0 | 1 |
Gender | Â | 2017 | Â | 2058 | Â | 454 |
 Man | 47.0 | 948 | 49.0 | 1008 | 33.0 | 150 |
 Woman | 51.9 | 1047 | 50.2 | 1034 | 66.0 | 301 |
 Gender fluid/non-binary | 1.3 | 26 | 0.4 | 8 | 0 | 2 |
 Prefer not to state/other | 0.4 | 8 | 0.2 | 5 | 0 | 1 |
Sexual orientation | Â | 2017 | Â | 2058 | Â | 454 |
 Heterosexual or straight | 83.9 | 1693 | 88.7 | 1826 | 89.4 | 406 |
 Gay or lesbian | 3.7 | 74 | 4.1 | 84 | 4.2 | 19 |
 Bisexual | 9.9 | 199 | 6.0 | 124 | 5.3 | 24 |
 Asexual | 1.7 | 34 | 0.70 | 14 | 0.7 | 3 |
 Other | 0.8 | 17 | 0.49 | 10 | 0.4 | 2 |
Ethnicity/Race | Â | 2014 | Â | 2059 | Â | 454 |
 White | 79.9 | 1610 | 83.2 | 1709 | 74.4 | 338 |
 Hispanic, Latinx or Spanish | 5.8 | 117 | 5.6 | 116 | 15.6 | 71 |
 Black or African American | 8.4 | 169 | 8.3 | 171 | 5.3 | 24 |
 Asian | 10.3 | 207 | 5.7 | 117 | 11.5 | 52 |
 Native American or Alaska Native | 2.4 | 49 | 2.4 | 49 | 2.2 | 10 |
 Middle Eastern or North African | 0.1 | 13 | 0.0 | 10 | 2.2 | 11 |
 Native Hawaiian or Pacific Islander | 0.0 | 2 | 0.0 | 3 | 1.1 | 5 |
 Other | 0.1 | 17 | 0.1 | 15 | 2.2 | 11 |
Birth year, Sample 1 (Mean = 1982; Standard deviation = 12.16; Median = 1984 ; range = 1937–1999; interquartile range = 15) Birth year, Sample 2 (Mean = 1973; Standard deviation = 13.72; Median = 1971; range = 1936–1999; interquartile range = 23) Birth year, Sample 3 (Mean = 1969; Standard deviation = 17.01; Median = 1969; range = 1921–1998; interquartile range = 27) |  |  | ||||
Relationship status | Â | 2017 | Â | 2059 | Â | 452 |
 Living with a romantic partner | 49.2 | 993 | 58.1 | 1196 | 55.1 | 249 |
 Not living with a romantic partner | 50.8 | 1024 | 41.9 | 863 | 44.9 | 203 |
Education | Â | 1995 | Â | 2052 | Â | 452 |
 High school degree or lower | 12.7 | 253 | 9.7 | 200 | 2.8 | 13 |
 Some college/associate degree/technical degree | 33.0 | 659 | 38.5 | 792 | 28.3 | 128 |
 Bachelor’s degree | 37.0 | 734 | 34.7 | 713 | 29.4 | 133 |
 Master’s degree | 13.4 | 267 | 13.2 | 270 | 25.4 | 115 |
 Professional degree | 1.2 | 23 | 1.7 | 34 | 6.4 | 29 |
 Doctorate degree | 3.0 | 59 | 2.1 | 43 | 7.5 | 34 |
Yearly income | Â | 1995 | Â | 2053 | Â | 451 |
 < $10,000 | 20.2 | 403 | 13.0 | 266 | 13.1 | 59 |
 $10,000–$29,999 | 24.0 | 479 | 27.7 | 568 | 14.0 | 63 |
 $30,000–$49,999 | 19.6 | 391 | 23.2 | 476 | 14.2 | 64 |
 $50,000–$69,999 | 15.3 | 306 | 15.2 | 312 | 14.4 | 65 |
 > $69,999 | 16.3 | 326 | 19.5 | 401 | 63.4 | 286 |
 Prefer not to say | 4.1 | 90 | 1.5 | 30 | 7.8 | 35 |
Family status | Â | 1992 | Â | 2053 | Â | 447 |
 Respondents with children | 38.3 | 763 | 55.7 | 1144 | 53.0 | 237 |
 Respondents with children (age 0–5) | 14.9 | 296 | 13.2 | 270 | 9.4 | 42 |
 Respondents with children (age 6–12) | 14.6 | 290 | 15.7 | 322 | 10.5 | 47 |
 Respondents with children (age 13–17) | 9.2 | 183 | 13.6 | 280 | 9.8 | 44 |
 Respondents with children (age > 17) | 13.0 | 259 | 32.5 | 668 | 33.6 | 150 |