TX - Home Economics 2,866
TT - Arts and Crafts 1,006
TK - Electrical and Nuclear Engineering 897
TL - Motor Vehicles and Aeronautics 541
T - General Technology 409
TH - Building Construction 350
TA - General and Civil Engineering 347
TR - Photography 306
TP - Chemical Technology 245
TS - Manufactures 226
TJ - Mechanical Engineering and Machinery 182
TD - Environmental Technology 159
TN - Mining Engineering and Metallurgy 63
TC - Hydraulic and Ocean Engineering 34
TF - Railroad Engineering and Operation 34
TE - Highway Engineering 15
TG - Bridge Engineering 15