There were 11 firearm-related events that occurred at a school or campus in the first 23 days of 2018. As of May 2018, more people, including students and teachers, were killed in 2018 in schools in the United States than were killed in military service for the United States, including both combat and non-combat military service, according to an analysis by "The Washington Post". In terms of the year-to-date number of individual deadly school shootings incidents in the United States, early 2018 was much higher than 2017, with 16 in 2018 and four in 2017, through May; the year-to-day through May number of incidents was the highest since 1999. As of May 2018, thirteen school shootings took place on K–12 school property in 2018 that resulted in firearm-related injuries or deaths, including 32 killed and 65 injured, according to "Education Week". 22 school shootings where someone was hurt or killed occurred in the United States in the first 20 weeks of 2018, according to CNN.