Frequencies for first 10,000 rows of vinmodyr variable in person dataset :

  vin model |
       year |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        564        5.64        5.64
          1 |        609        6.09       11.73
          2 |        545        5.45       17.18
          3 |        568        5.68       22.86
          4 |        674        6.74       29.60
          5 |        621        6.21       35.81
          6 |        478        4.78       40.59
          7 |        552        5.52       46.11
          8 |        373        3.73       49.84
          9 |        287        2.87       52.71
         10 |        266        2.66       55.37
         11 |        303        3.03       58.40
         12 |        314        3.14       61.54
         13 |         29        0.29       61.83
         56 |          2        0.02       61.85
         57 |          2        0.02       61.87
         62 |          1        0.01       61.88
         64 |          4        0.04       61.92
         65 |          2        0.02       61.94
         66 |          3        0.03       61.97
         67 |          7        0.07       62.04
         68 |          1        0.01       62.05
         69 |          9        0.09       62.14
         70 |          4        0.04       62.18
         71 |          4        0.04       62.22
         72 |          1        0.01       62.23
         73 |          7        0.07       62.30
         74 |          1        0.01       62.31
         75 |          2        0.02       62.33
         76 |          1        0.01       62.34
         77 |          4        0.04       62.38
         78 |          9        0.09       62.47
         79 |          1        0.01       62.48
         80 |          3        0.03       62.51
         81 |          7        0.07       62.58
         82 |         11        0.11       62.69
         83 |          9        0.09       62.78
         84 |         15        0.15       62.93
         85 |         26        0.26       63.19
         86 |         23        0.23       63.42
         87 |         54        0.54       63.96
         88 |         37        0.37       64.33
         89 |         74        0.74       65.07
         90 |         84        0.84       65.91
         91 |        135        1.35       67.26
         92 |        139        1.39       68.65
         93 |        187        1.87       70.52
         94 |        204        2.04       72.56
         95 |        242        2.42       74.98
         96 |        251        2.51       77.49
         97 |        315        3.15       80.64
         98 |        385        3.85       84.49
         99 |        378        3.78       88.27
          . |      1,173       11.73      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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