The Army is the branch most likely to include serial killers, while the Coast Guard is the least likely. Overwhelmingly, serial killers haven't served in the military - only 23.9% did.For male serial killers, the average age they first killed at is 27.5, while for females it's a bit older at 31.Serial killers who have used bombs show, on average, higher IQs, while those who used poison exhibited the lowest. A serial killer with average IQ is also the most likely to strangle or shoot their victims. Although various tests measure IQ, a score of 90 to 110 is usually considered ' average' intelligence. The average serial killer has an IQ 94.7.Sales of the leading drain cleaner vendors in the U.S.Some other interesting statistics that Aamodt determined: U.S.: leading holidays for vehicle thefts 2019 2019Ĭriminal use of explosives in Canada in 2014, by incident Number of homicides by stabbing in Canada from 2003 to 2016Īttitudes to identifying mass shooters in media coverage U.S. Mexico: journalists and media workers murdered 2005-2020 Mexico: number of murders in 2021, by state Number of homicides by shooting in Canada 2004-2021 Number of homicides in Russia 1990-2019, by gender Number of young offenders in Taiwan 2011-2021 Murder in the U.S.: number of victims 2020, by victim/offender situation

The highest rate of death by homicide for females was for girls under the age of one. Additionally, the highest rate of death by homicide was found among males between the ages of 15 and 24. Most murder offenders in the United States are between the ages of 20 and 39, with the number of offenders declining steadily after age 40. The total number of murders varies from state to state in the U.S., with more populous states having higher numbers of murders. Justifiable homicides, or cases where a felon is killed by an officer in the line of duty or a felon is killed during a felony by a private citizen, are not included in murder counts by the Federal Bureau of Investigation (FBI). Murder and non-negligent manslaughter in the United States is defined as the willful killing of another human being. However, there many murder offenders where their gender is unknown. In 2020, there were 8,977 murder offenders in the United States who were male, which is almost seven times the number of female murder offenders in the same year.

Percentage of serial killers by gender