at federal, state, and local level, with more than 1.1 million employees. There are around 12,000 local law enforcement agencies, the most numerous of the three types. In a 2013 survey, the Law Enforcement Management and Administrative Statistics found that 72.8% of local police officers were white. Black or African American were 12.2% (the black population in the United States is roughly 13%) and Latino or Hispanic are 11.6%. Women made up 17% of full-time sworn officers. Women, Asian, and Hispanic officers are significantly under-represented in police forces. Many law enforcement agencies are attempting to hire a diversity of recruits to better represent their communities. Changes in personnel numbers Fifteen of the 50 largest local police departments employed fewer full-time sworn personnel in 2008 than in 2004. The largest declines were in Detroit (36%), Memphis (23%), New Orleans (13%), and San Francisco (10%). Ten of the 50 largest local police departments reported double-digit increases in sworn personnel from 2004 to 2008. The largest increases were in Phoenix (19%), Prince George's County (Maryland) (17%), Dallas (15%), and Fort Worth (14%). Salary Salary varies widely for police officers, with most being among the top third of wage-earners, age 25 or older, nationwide. The median annual wage for criminal investigators was $86,940 and $65,540 for patrol officers, in May 2020. The lowest 10 percent earned less than $38,420, and the highest 10 percent earned more than $146,000. The median wages for police and detective occupations in May 2020 were as follows: $86,940 for detectives and criminal investigators $72,580 for transit and railroad police $65,540 for police and sheriff's patrol officers $58,040 for fish and game wardens Deaths The main cause of death to law enforcement officers are roadway related incidents. This includes both crashes and struck-by incidents. Between the years of 2011 and 2020, there were a total of 1,387 officer line-of-duty deaths excluding COVID-19 related deaths. Of these deaths, 286 officers died because of crashes or 21% of total deaths. In addition, 114 officers died because of struck-by incidents or 8% of total deaths. Between 2005 and 2019, over 200 law enforcement officers died because of struck-by incidents. These deaths account for 24% of motor vehicle-related officer deaths. This can occur in many situations, but commonly occurs at traffic stops when officers are in or near roadways. According to 2017 FBI figures and stated above, the majority of officer deaths on the