C        Minimum Charge per Carload or Trailer
D        Department of Defense Unique Freight Class
E        Rate per Unit Applicable only to Units in Excess of a Specific Threshold Amount
F        Department of Defense Freight All Kinds, Class 100
L        LTL (Less Than Truckload) Rate
M        Minimum Charge
N        No Rate for This Application
P        Percent of Minimum Charge
R        Rate per unit subject to minimum units specified, if any
S        Minimum Charge per Shipment
T        TL (Truckload) Rate