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

SPECIAL USE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,922       99.22       99.22
          1 |          9        0.09       99.31
          2 |          1        0.01       99.32
          3 |          5        0.05       99.37
          4 |          2        0.02       99.39
          5 |         23        0.23       99.62
          6 |         11        0.11       99.73
          7 |          7        0.07       99.80
          9 |         20        0.20      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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