Frequencies for first 10,000 rows of pvh_invl variable in accident dataset :

  number of |
parked/work |
        ing |
   vehicles |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,697       96.97       96.97
          1 |        220        2.20       99.17
          2 |         53        0.53       99.70
          3 |         19        0.19       99.89
          4 |          6        0.06       99.95
          5 |          3        0.03       99.98
          7 |          1        0.01       99.99
         11 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016