Frequencies for tech_ctr variable in fte265_94_2011 dataset :

Technicians |
   Contract |
S100000_L24 |
   00_C0200 |      Freq.     Percent        Cum.
------------+-----------------------------------
        .09 |          1        5.26        5.26
       1.75 |          1        5.26       10.53
          2 |          1        5.26       15.79
          . |         16       84.21      100.00
------------+-----------------------------------
      Total |         19      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018