Frequencies for first 10,000 rows of spec_use variable in vehicle dataset :

SPECIAL USE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,867       98.67       98.67
          1 |         12        0.12       98.79
          2 |          1        0.01       98.80
          3 |          4        0.04       98.84
          4 |          1        0.01       98.85
          5 |         26        0.26       99.11
          6 |          2        0.02       99.13
          7 |          2        0.02       99.15
          9 |         85        0.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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