infix dictionary using arisdk95.raw {
                   hhid71  5-8
                   season   9
                   crops   10
                   process 11
                   irrigat 12
                   output  17-20
                   area    13-16
                   qsold 25-28
                   vsold 33-36
                   seedexp 41-43
                   manexp 44-46
                   fertexp 47-49
                   pestexp 50-52
                               }