Units
CM	Cubic Metres
CT	Carats
DT	Displacement Tonnage
DZ	Dozen
GR	Grammes
GS	Gross
GT	Gross Tonnage For Vessels
KG	Kilo‐Grammes
KL	Kilo‐Litres
KW	Kilo‐Watt-Hour
L	Litres
M	Metres
MT	Metric Tons
NO	Raw Number
PR	Pair
SM	Square Metres
ST	Sets
TH	In Thousands
（D.W.）	By Dry Weight
（I.C.）	Including Containers
（I.I.）	Including Inner Packings