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

  Number of |
  Occupants |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         53        0.53        0.53
          1 |      5,684       56.84       57.37
          2 |      2,439       24.39       81.76
          3 |        747        7.47       89.23
          4 |        464        4.64       93.87
          5 |        176        1.76       95.63
          6 |         83        0.83       96.46
          7 |         30        0.30       96.76
          8 |         17        0.17       96.93
          9 |          7        0.07       97.00
         10 |         11        0.11       97.11
         11 |          3        0.03       97.14
         12 |          3        0.03       97.17
         13 |          4        0.04       97.21
         15 |          1        0.01       97.22
         16 |          1        0.01       97.23
         18 |          1        0.01       97.24
         19 |          1        0.01       97.25
         35 |          2        0.02       97.27
         42 |          1        0.01       97.28
         46 |          1        0.01       97.29
         57 |          1        0.01       97.30
         97 |         18        0.18       97.48
         99 |        252        2.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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