Frequencies for dr_cf2 variable in vehicle dataset :

    RELATED |
   FACTOR 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        247       32.33       32.33
          1 |          2        0.26       32.59
         23 |          1        0.13       32.72
         26 |         18        2.36       35.08
         27 |          7        0.92       35.99
         28 |        184       24.08       60.08
         29 |          4        0.52       60.60
         35 |         13        1.70       62.30
         36 |         32        4.19       66.49
         37 |          3        0.39       66.88
         38 |        207       27.09       93.98
         39 |         12        1.57       95.55
         44 |          2        0.26       95.81
         48 |          4        0.52       96.34
         51 |         18        2.36       98.69
         53 |          1        0.13       98.82
         70 |          1        0.13       98.95
         86 |          2        0.26       99.21
         87 |          6        0.79      100.00
------------+-----------------------------------
      Total |        764      100.00

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