Frequencies for seq2 variable in vehicle dataset :

    EVENT 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         15        2.40        2.40
          2 |          4        0.64        3.04
          7 |          1        0.16        3.19
          8 |          6        0.96        4.15
         12 |         13        2.08        6.23
         14 |          3        0.48        6.71
         17 |          1        0.16        6.87
         25 |          8        1.28        8.15
         30 |          9        1.44        9.58
         35 |          7        1.12       10.70
         38 |          7        1.12       11.82
         39 |          4        0.64       12.46
         42 |          9        1.44       13.90
         43 |          2        0.32       14.22
         99 |        537       85.78      100.00
------------+-----------------------------------
      Total |        626      100.00

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