TK - Electrical and Nuclear Engineering 7,788
TA - General and Civil Engineering 4,994
TJ - Mechanical Engineering and Machinery 2,452
T - General Technology 2,449
TR - Photography 2,375
TL - Motor Vehicles and Aeronautics 2,346
TD - Environmental Technology 1,811
TP - Chemical Technology 1,544
TS - Manufactures 1,309
TX - Home Economics 876
TH - Building Construction 670
TN - Mining Engineering and Metallurgy 543
TC - Hydraulic and Ocean Engineering 470
TT - Arts and Crafts 403
TE - Highway Engineering 216
TF - Railroad Engineering and Operation 159
TG - Bridge Engineering 141