https://www.gunowners.org/sk0802htm.htm

* Even anti-gun Clinton researchers concede that guns are used 1.5 million times annually for self-defense. According to the Clinton Justice Department, there are as many as 1.5 million cases of self-defense every year. The National Institute of Justice published this figure in 1997 as part of "Guns in America" -- a study which was authored by noted anti-gun criminologists Philip Cook and Jens Ludwig.[5]