Table:
relationship type
female victims of 'casual acquaintance' homicides

aboriginal
non-aboriginal
unknown
total

number
percent
number
percent
number
percent
number
percent

homicides re-coded to pre-existing relationship types
21
11.9
103
18.4
2
16.7
126
16.8

family member
4
2.3
2
0.4
0
0.0
6
0.8

ex-boyfriend/girlfriend
0
0.0
1
0.2
0
0.0
1
0.1

close friend
2
1.1
12
2.1
0
0.0
14
1.9

neighbour
1
0.6
31
5.5
0
0.0
32
4.3

authority figure
1
0.6
6
1.1
0
0.0
7
0.9

extra-marital lover
0
0.0
0
0.0
1
8.3
1
0.1

other intimate relationship
6
3.4
16
2.9
0
0.0
22
2.9

business relationship
3
1.7
15
2.7
0
0.0
18
2.4

criminal relationship
4
2.3
19
3.4
1
8.3
24
3.2

stranger
0
0.0
1
0.2
0
0.0
1
0.1

homicides re-coded to new relationship types
88
49.7
170
30.4
6
50.0
264
35.3

other non-family household member
6
3.4
32
5.7
3
25.0
41
5.5

other institutional member
2
1.1
25
4.5
2
16.7
29
3.9

partner or ex-partner of family member
5
2.8
15
2.7
0
0.0
20
2.7

partner or ex-partner of victim's current or former sexual partner
6
3.4
8
1.4
0
0.0
14
1.9

reverse authority figure
1
0.6
8
1.4
0
0.0
9
1.2

co-substance user
67
37.9
68
12.2
1
8.3
136
18.2

family friend
0
0.0
8
1.4
0
0.0
8
1.1

casual friend
1
0.6
6
1.1
0
0.0
7
0.9

total homicides which remained reported as 'casual acquaintance'
68
38.4
286
51.2
4
33.3
358
47.9

total 'casual acquaintance' homicides
177
100.0
559
100.0
12
100.0
748
100.0

Statement: overall, 18% of the 748 victims were killed by what can be described as a 'co-substance user'.
Question: what was the percentage of victims killed by what can be described as a 'co-substance user' of the 748 victims?
Answer: [18.2]