Average wrist circumference, by age

 Age All students
  mm
8 or younger 142.1
9 143.0
10 148.7
11 149.6
12 153.1
13 154.1
14 155.0
15 156.1
16 157.2
17 160.9
18 161.3
19 or older 155.5

Source: Census at School Canada, 2019-2020