Those from poorer and less educated demographics also fail to vote at disproportionately high rates. Recent housing studies indicate that minority households disproportionately experience foreclosures. African-Americans were even underrepresented in trials involving drugs intended for diseases that disproportionately affect African-Americans. This is especially the case concerning regressive parcel taxes that disproportionately burden homeowners. Samoans are the most disproportionately overrepresented ethnic group in the National Football League. There is evidence to suggest that substance abuse disproportionately affects the homeless veteran population. Pregnant women are one of the groups disproportionately affected by natural disasters. Older adults are disproportionately likely to commit suicide. Small dose increases may result in disproportionately large increases in serum concentration. Victoria is known for its disproportionately large retiree population. Members of the reservation suffer from a disproportionately high rate of poverty and alcoholism. The specialized high schools tend to be disproportionately Asian. African Americans suffered disproportionately high casualty rates in Vietnam. Bartlett and Littler found that EDL supporters were disproportionately unemployed. This results in women being in disproportionately more debt than men.