TK - Electrical and Nuclear Engineering 914
TA - General and Civil Engineering 884
TJ - Mechanical Engineering and Machinery 274
T - General Technology 213
TP - Chemical Technology 212
TD - Environmental Technology 211
TN - Mining Engineering and Metallurgy 121
TS - Manufactures 100
TH - Building Construction 98
TC - Hydraulic and Ocean Engineering 80
TL - Motor Vehicles and Aeronautics 48
TX - Home Economics 43
TR - Photography 26
TE - Highway Engineering 14
TG - Bridge Engineering 11
TF - Railroad Engineering and Operation 5
TT - Arts and Crafts 4