[Imp]

Sorry key included as download & listed here

Sort Class & ID will be used later ID is Nation ID
From & To = dates available
Vis = Vision
FC = Fire Control
RF = Range Finder
Giro = Stabiliser
Acc = Accuracy

APCR = AP or APCR round rating whichever is greater
HEAT = HEAT round rating
Mis = Missile HEAT rating

TF = Turret AP rating
HF = Hull AP rating
TFH = Turret Heat rating
HFH = Hull Heat rating
TERA = Turret ERA 1 before is advanced
HERA = Hull ERA 1 before is advanced

S/D = Smoke Discharger Shots
VIR = VIRSS shots
Carry = Lift Capacity

Last 3 are number of rounds carried AP APCR HEAT respectivly
As said some carry very few like 3 rounds of HEAT or APCR