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

SPECIAL USE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,939       99.39       99.39
          1 |         11        0.11       99.50
          2 |          2        0.02       99.52
          3 |          2        0.02       99.54
          5 |         23        0.23       99.77
          6 |          8        0.08       99.85
          7 |          1        0.01       99.86
          8 |          2        0.02       99.88
          9 |         12        0.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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