Bureau of Justice Statistics,,,,,
Homicide trends in the United States,,,,,
www.ojp.usdoj.gov/bjs/homicide,,,,,
Date of release: January 17 2007,,,,,

Homicide Victims by Circumstance,,,,,

Year,Felony,Argument,Gang,Other,Unknown
1976,3327,9106,129,4630,1588
1977,3189,8929,180,4112,2709
1978,3262,8950,194,4447,2706
1979,3623,9237,264,4534,3803
1980,4070,10299,221,4963,3486
1981,3882,9519,280,4835,4005
1982,3721,8613,238,4322,4116
1983,3479,8469,260,3058,4044
1984,3382,8211,223,2708,4166
1985,3388,8284,288,2690,4329
1986,3992,8602,357,3015,4644
1987,3935,8087,395,2678,5005
1988,3932,7872,428,3010,5437
1989,4593,8433,678,2709,5086
1990,4867,8988,905,2867,5812
1991,5283,8806,1192,3027,6393
1992,5143,7950,994,3110,6563
1993,4721,8309,1362,3403,6735
1994,4303,7529,1340,3622,6536
1995,3829,6753,1331,3451,6246
1996,3690,6620,1091,2331,5918
1997,3413,6103,999,1888,5807
1998,2998,5845,834,2048,5245
1999,2642,4993,837,2455,4594
2000,2626,4988,846,2331,4795
2001,2694,4840,1071,2246,5187
2002,2656,4752,1119,2371,5305
2003,2702,4974,1069,2172,5611
2004,2390,4944,1026,2144,5643
2005,2432,4787,955,2223,6295

"Source: FBI, Supplementary Homicide Reports, 1976-2005",,,,,
See the methodology section in 'Additional Information About the Data' for weighting and imputation procedures used.,,,,,