TK - Electrical and Nuclear Engineering 2,559
TA - General and Civil Engineering 2,036
TJ - Mechanical Engineering and Machinery 1,641
TP - Chemical Technology 1,443
TD - Environmental Technology 1,068
TS - Manufactures 527
TH - Building Construction 281
T - General Technology 189
TL - Motor Vehicles and Aeronautics 131
TX - Home Economics 108
TN - Mining Engineering and Metallurgy 80
TC - Hydraulic and Ocean Engineering 73
TE - Highway Engineering 42
TT - Arts and Crafts 12
TR - Photography 9
TF - Railroad Engineering and Operation 5
TG - Bridge Engineering 4