TP - Chemical Technology 33
TH - Building Construction 26
T - General Technology 25
TR - Photography 25
TS - Manufactures 25
TC - Hydraulic and Ocean Engineering 22
TX - Home Economics 18
TA - General and Civil Engineering 16
TN - Mining Engineering and Metallurgy 12
TT - Arts and Crafts 8
TD - Environmental Technology 6
TE - Highway Engineering 2
TF - Railroad Engineering and Operation 2