Frequencies for pveh_sc1 variable in parkwork dataset :

    Related |
factors (1) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,052       98.87       98.87
         32 |          1        0.09       98.97
         33 |          1        0.09       99.06
         36 |          1        0.09       99.15
         40 |          1        0.09       99.25
         41 |          5        0.47       99.72
         42 |          1        0.09       99.81
         44 |          1        0.09       99.91
         99 |          1        0.09      100.00
------------+-----------------------------------
      Total |      1,064      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016