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

  Number of |
  Occupants |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         58        0.58        0.58
          1 |      5,659       56.59       57.17
          2 |      2,627       26.27       83.44
          3 |        732        7.32       90.76
          4 |        378        3.78       94.54
          5 |        164        1.64       96.18
          6 |         81        0.81       96.99
          7 |         26        0.26       97.25
          8 |         17        0.17       97.42
          9 |          8        0.08       97.50
         10 |          2        0.02       97.52
         11 |          5        0.05       97.57
         12 |          3        0.03       97.60
         13 |          2        0.02       97.62
         15 |          1        0.01       97.63
         16 |          2        0.02       97.65
         17 |          1        0.01       97.66
         19 |          3        0.03       97.69
         20 |          3        0.03       97.72
         21 |          1        0.01       97.73
         30 |          1        0.01       97.74
         33 |          2        0.02       97.76
         34 |          1        0.01       97.77
         37 |          1        0.01       97.78
         41 |          2        0.02       97.80
         44 |          1        0.01       97.81
         48 |          1        0.01       97.82
         97 |         15        0.15       97.97
         99 |        203        2.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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