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Appendix C Offender characteristics from NHMP findings

Table C1 Number of offenders involved in homicide incident by jurisdiction, 2010–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
One offender 61 32 44 28 13 2 10 0 190
Two offenders 14 4 8 6 8 4 0 0 44
Three offenders 3 3 3 0 9 0 0 0 18
Four or more offenders 4 0 0 0 0 0 4 0 8
Total incidents 70 35 49 31 20 4 11 0 220
Total offenders 82 39 55 34 30 6 14 0 260
2011–12
One offender 54 38 37 29 10 5 12 3 188
Two offenders 22 16 10 4 4 0 0 2 58
Three offenders 3 3 3 6 3 0 0 0 18
Four or more offenders 4 0 0 0 0 0 4 0 8
Total incidents 67 47 43 33 13 5 13 4 225
Total offenders 83 57 50 39 17 5 16 5 272

Note: Data excluded 34 homicide incidents which were not yet solved or had no identified offender (16 cases in 2010–11 and 18 cases in 2011–12)

Source: AIC NHMP 2010–12 [computer file]

Table C2 Homicide offendersa by year and jurisdiction, 1989–90 to 2010–12
NSW Vic Qld WA SA Tas NT ACT National
1989–90 112 76 79 24 22 6 20 0 339
1990–91 116 74 60 22 24 5 45 0 346
1991–92 103 48 73 29 25 12 18 2 310
1992–93 118 64 92 35 37 7 18 2 373
1993–94 142 52 75 43 34 6 28 2 382
1994–95 101 82 75 61 30 6 25 4 384
1995–96 120 52 75 34 20 7 22 3 333
1996–97 117 63 88 25 39 3 18 5 358
1997–98 122 40 75 34 26 3 15 2 317
1998–99 109 56 73 40 64 11 3 18 374
1999–00 109 55 69 37 28 13 7 4 322
2000–01 119 61 65 32 25 10 25 0 337
2001–02 104 79 82 38 42 9 25 2b 381
2002–03 105 63 79 38 22 7 17 3 334
2003–04 89 76 67 37 40 5 18 2 334
2004–05 80 65 64 27 26 15 13 2b 292
2005–06 113 70 62 32 23 3 28 7 338
2006–07 103 52 59 28 18 8 22 4 294
2007–08 97 49 64 37 31 5 22 3 308
2008–09 93 56 62 27 27 12 12 4 293
2009–10 92 77 59 27 28 8 23 4 318
2010–11 82 39 55 34 30 6 14 0 260
2011–12 83 57 50 39 17 5 16 5 272

a: Known offenders

b: Includes one offender on Norfolk Island

Source: AIC NHMP 1989–90 to 2010–12 [computer file]

Table C3 Homicide offenders by sex and jurisdiction, 2008–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Number 71 35 49 26 27 6 8 0 222
Rate per 100,000 2.0 1.3 2.2 3.2 2.3 2.4 6.6 0.0 2.0
Female
Number 11 4 6 8 3 0 6 0 38
Rate per 100,000 0.3 0.1 0.3 1.0 0.3 0.0 5.5 0.0 0.3
2011–12
Male
Number 74 47 40 32 14 5 14 5 231
Rate per 100,000 2.0 1.7 1.8 3.9 1.1 2.0 11.3 2.7 2.0
Female
Number 9 10 10 7 3 0 2 0 41
Rate per 100,000 0.2 0.4 0.4 0.8 0.2 0.0 1.8 0.0 0.4

Source: ABS 2013, AIC NHMP 2010–12 [computer file]

Table C4 Homicide offenders by age and jurisdiction, 2010–11
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Mean age 31 35.4 35.9 34.9 25.1 29.7 34 0 32.6
Median age 30 36 34.5 33 21.5 32 32.5 0 31.5
Female
Mean age 31 36 35.5 36.9 41.3 0 42.3 0 36.1
Median age 28 36 37 37.5 44 0 45 0 36
Persons
Mean age 31 35.5 35.8 35.4 26.8 29.7 37.6 0 33.1
Median age 30 36 35.5 35 25 32 40.5 0 32
2011–12
Male
Mean age 32.4 33 32 34.4 39 44.2 34.3 24.2 33.3
Median age 32.5 31 30.5 30 36 46 35 24 32
Female
Mean age 31.7 34.6 33.5 31.7 39 0 29 0 33.2
Median age 27 37 35.5 29 29 0 29 0 30
Persons
Mean age 32.3 33.3 32.3 33.9 39.1 44.2 33.6 24.2 33.3
Median age 32 32 32.5 29 32.5 46 35 24 32

Source: AIC NHMP 2010–12 [computer file]

Table C5 Prior history of homicide offenders and jurisdiction, 2010–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Prior criminal history 16 26 2 9 15 6 5 0 79
No prior history 6 9 1 3 9 0 1 0 29
Unknown/not stated 49 0 46 14 3 0 2 0 114
Female
Prior criminal history 0 2 0 0 2 0 4 0 8
No prior history 2 2 0 1 1 0 0 0 6
Unknown/not stated 9 0 6 7 0 0 2 0 24
Persons
Prior criminal history 16 28 2 9 17 6 9 0 87
No prior history 8 11 1 4 10 0 1 0 35
Unknown/not stated 58 0 52 21 3 0 4 0 138
2011–12
Male
Prior criminal history 3 32 5 8 10 3 9 1 71
No prior history 2 10 2 3 4 1 4 0 26
Unknown/not stated 69 5 33 21 0 1 1 4 134
Female
Prior criminal history 0 2 0 0 0 0 1 0 3
No prior history 1 7 2 1 3 0 1 0 15
Unknown/not stated 8 1 8 6 0 0 0 0 23
Persons
Prior criminal history 3 34 5 8 10 3 10 1 74
No prior history 3 17 4 4 7 1 5 0 41
Unknown/not stated 77 5 41 26 0 1 1 4 155

Source: AIC NHMP 2010–12 [computer file]

Table C6 Employment status of homicide offenders by sex and jurisdiction, 2010–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Employeda 7 13 6 4 5 1 1 0 37
Other 20 22 8 2 13 4 5 0 74
Unknown/not stated/not applicable 44 0 35 20 9 1 2 0 111
Female
Employeda 2 1 0 1 1 0 0 0 5
Other 0 3 4 2 2 0 4 0 15
Unknown/not stated 9 0 2 5 0 0 2 0 18
Persons
Employeda 9 14 6 5 6 1 1 0 42
Other 20 25 12 4 15 4 9 0 89
Unknown/not stated/not applicable 53 0 37 25 9 1 4 0 129
2011–12
Male
Employeda 5 18 9 6 1 2 4 0 45
Other 12 24 12 5 11 3 8 1 76
Unknown/not stated 57 5 19 21 2 0 2 4 110
Female
Employeda 1 3 0 0 0 0 0 0 4
Other 1 6 5 0 3 0 2 0 17
Unknown/not stated 7 1 5 7 0 0 0 0 20
Persons
Employeda 6 21 9 6 1 2 4 0 49
Other 13 30 17 5 14 3 10 1 93
Unknown/not stated/not applicable 64 6 24 28 2 0 2 4 130

a: In full or part-time employment

Source: AIC NHMP 2010–12 [computer file]

Table C7 Indigenous status of homicide offenders by sex and jurisdiction, 2010–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Indigenous 3 0 14 2 4 0 6 0 29
Non-Indigenous 68 35 35 24 23 6 2 0 193
Female
Indigenous 1 0 2 3 1 0 6 0 13
Non-Indigenous 10 4 4 5 2 0 0 0 25
Persons
Indigenous 4 0 16 5 5 0 12 0 42
Non-Indigenous 78 39 39 29 25 6 2 0 218
2011–12
Male
Indigenous 2 3 6 6 0 0 5 1 23
Non-Indigenous 72 44 34 26 14 5 9 4 208
Female
Indigenous 1 2 1 3 0 0 2 0 9
Non-Indigenous 8 8 9 4 3 0 0 0 32
Persons
Indigenous 3 5 7 9 0 0 7 1 32
Non-Indigenous 80 52 43 30 17 5 9 4 240

Source: AIC NHMP 2010–12 [computer file]

Table C8 Alcohol and drug consumption of homicide offenders by sex and jurisdiction, 2010–12 (n)
NSW Vic Qld WA SA Tas NT ACT National
2010–11
Male
Alcohol only 7 12 4 5 11 4 4 0 47
Drugs only 4 5 2 3 1 0 0 0 15
Alcohol and drugs 4 5 1 0 0 0 1 0 11
None 3 10 1 5 4 1 2 0 26
Unknown/not stated 53 3 41 13 11 1 1 0 123
Female
Alcohol only 1 0 1 4 0 0 2 0 8
Drugs only 0 2 0 0 1 0 0 0 3
Alcohol and drugs 0 0 0 0 0 0 1 0 1
None 1 0 0 0 1 0 3 0 5
Unknown/not stated 9 2 5 4 1 0 0 0 21
Persons
Alcohol only 8 12 5 9 11 4 6 0 55
Drugs only 4 7 2 3 2 0 0 0 18
Alcohol and drugs 4 5 1 0 0 0 2 0 12
None 4 10 1 5 5 1 5 0 31
Unknown/not stated 62 5 46 17 12 1 1 0 144
2011–12
Male
Alcohol only 4 8 9 7 1 3 6 1 39
Drugs only 4 3 7 6 1 0 0 0 21
Alcohol and drugs 2 4 0 1 0 0 5 1 13
None 3 16 3 2 2 0 1 0 27
Unknown/not stated 61 16 21 16 10 2 2 3 131
Female
Alcohol only 0 5 2 2 0 0 2 0 11
Drugs only 0 0 0 1 0 0 0 0 1
Alcohol and drugs 0 0 0 0 0 0 0 0 0
None 2 4 1 0 1 0 0 0 8
Unknown/not stated 7 1 7 4 2 0 0 0 21
Persons
Alcohol only 4 13 11 9 1 3 8 1 50
Drugs only 4 3 7 7 1 0 0 0 22
Alcohol and drugs 2 4 0 1 0 0 5 1 13
None 5 20 4 2 3 0 1 0 35
Unknown/not stated 68 17 28 20 12 2 2 3 152

Source: AIC NHMP 2010–12 [computer file]