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

    Vehicle |
       Make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         89        0.89        0.89
          2 |         73        0.73        1.62
          6 |         88        0.88        2.50
          7 |        343        3.43        5.93
          9 |        210        2.10        8.03
         12 |      1,672       16.72       24.75
         13 |         61        0.61       25.36
         14 |        229        2.29       27.65
         18 |        290        2.90       30.55
         19 |        116        1.16       31.71
         20 |      1,970       19.70       51.41
         21 |        402        4.02       55.43
         22 |        339        3.39       58.82
         23 |        235        2.35       61.17
         29 |          4        0.04       61.21
         30 |        240        2.40       63.61
         31 |          1        0.01       63.62
         32 |          7        0.07       63.69
         34 |         30        0.30       63.99
         35 |        431        4.31       68.30
         36 |         17        0.17       68.47
         37 |        385        3.85       72.32
         38 |         10        0.10       72.42
         39 |          4        0.04       72.46
         40 |          1        0.01       72.47
         41 |         86        0.86       73.33
         42 |         18        0.18       73.51
         43 |         21        0.21       73.72
         44 |          6        0.06       73.78
         45 |         27        0.27       74.05
         46 |         18        0.18       74.23
         47 |          5        0.05       74.28
         48 |         65        0.65       74.93
         49 |        540        5.40       80.33
         50 |         17        0.17       80.50
         51 |         16        0.16       80.66
         52 |          3        0.03       80.69
         59 |          6        0.06       80.75
         60 |          1        0.01       80.76
         62 |         55        0.55       81.31
         63 |        108        1.08       82.39
         64 |          2        0.02       82.41
         66 |         65        0.65       83.06
         67 |         97        0.97       84.03
         69 |         17        0.17       84.20
         70 |          2        0.02       84.22
         81 |          1        0.01       84.23
         82 |         90        0.90       85.13
         84 |        158        1.58       86.71
         85 |         83        0.83       87.54
         86 |         47        0.47       88.01
         87 |         67        0.67       88.68
         88 |         33        0.33       89.01
         95 |        161        1.61       90.62
         98 |         12        0.12       90.74
         99 |        130        1.30       92.04
          . |        796        7.96      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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