exp             byte   %13.0g      exp        Experiment
session         byte   %9.0g                  Session ID
sid             int    %9.0g                  Subject ID
treat           byte   %9.0g       treat      Treatment
dots1           byte   %9.0g                  Reported dots first throw
dots2           byte   %9.0g                  Reported dots second throw
payoff1         byte   %9.0g                  Reported payoff first throw
payoff2         byte   %9.0g                  Reported payoff second throw
tpayoff         byte   %9.0g                  payoff1 + payoff2
diff            byte   %9.0g                  payoff2 - payoff1
five1           byte   %9.0g                  Reported first payoff = 5
five2           byte   %9.0g                  Reported second payoff = 5