Frequencies for first 10,000 rows of seq5 variable in vehicle dataset :

    EVENT 5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,777       87.77       87.77
          1 |        380        3.80       91.57
          2 |         46        0.46       92.03
          3 |         20        0.20       92.23
          7 |          1        0.01       92.24
          8 |         21        0.21       92.45
          9 |          3        0.03       92.48
         12 |         38        0.38       92.86
         13 |         21        0.21       93.07
         14 |         28        0.28       93.35
         17 |         10        0.10       93.45
         18 |          5        0.05       93.50
         19 |         10        0.10       93.60
         20 |          1        0.01       93.61
         21 |          5        0.05       93.66
         23 |          1        0.01       93.67
         24 |         21        0.21       93.88
         25 |          7        0.07       93.95
         27 |         13        0.13       94.08
         28 |          2        0.02       94.10
         29 |          5        0.05       94.15
         30 |         37        0.37       94.52
         31 |         11        0.11       94.63
         32 |          3        0.03       94.66
         33 |         16        0.16       94.82
         34 |         27        0.27       95.09
         35 |         19        0.19       95.28
         36 |          7        0.07       95.35
         37 |          7        0.07       95.42
         38 |         76        0.76       96.18
         39 |         20        0.20       96.38
         40 |          2        0.02       96.40
         41 |          8        0.08       96.48
         42 |        151        1.51       97.99
         43 |         35        0.35       98.34
         45 |          1        0.01       98.35
         46 |          5        0.05       98.40
         47 |          2        0.02       98.42
         51 |          4        0.04       98.46
         53 |          2        0.02       98.48
         54 |         14        0.14       98.62
         60 |          2        0.02       98.64
         62 |          2        0.02       98.66
         63 |         27        0.27       98.93
         64 |         39        0.39       99.32
         65 |         14        0.14       99.46
         67 |         35        0.35       99.81
         99 |         19        0.19      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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