Frequencies for motdir variable in pbtype dataset :

   motorist |
  direction |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        379        6.06        6.06
          2 |        354        5.66       11.72
          3 |        414        6.62       18.34
          4 |        369        5.90       24.24
          7 |        759       12.14       36.38
          8 |      3,911       62.55       98.93
          9 |         67        1.07      100.00
------------+-----------------------------------
      Total |      6,253      100.00

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