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

    Special |
Jurisdictio |
          n |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,927       99.27       99.27
          1 |          6        0.06       99.33
          2 |          3        0.03       99.36
          3 |         55        0.55       99.91
          5 |          4        0.04       99.95
          8 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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