Size Waist Hip Inseam AU/UK/NZ US
XS 61-65 81-85 61 4-6 2-4
S 66-70 87-90 62 8 6
M 71-75 91-95 63 10 8
L 76-80 96-100 64 12 10

All measurements are in cm.
Nicola is 168cm, AU 6; wears size XS.