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

    Vehicle |
       Make |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         62        0.62        0.62
          2 |        117        1.17        1.79
          6 |        130        1.30        3.09
          7 |        390        3.90        6.99
          9 |        202        2.02        9.01
         12 |      1,597       15.97       24.98
         13 |         45        0.45       25.43
         14 |        216        2.16       27.59
         18 |        338        3.38       30.97
         19 |         99        0.99       31.96
         20 |      2,014       20.14       52.10
         21 |        350        3.50       55.60
         22 |        297        2.97       58.57
         23 |        237        2.37       60.94
         29 |          3        0.03       60.97
         30 |        216        2.16       63.13
         31 |          3        0.03       63.16
         32 |         11        0.11       63.27
         34 |         31        0.31       63.58
         35 |        549        5.49       69.07
         36 |         14        0.14       69.21
         37 |        383        3.83       73.04
         38 |         45        0.45       73.49
         39 |          3        0.03       73.52
         41 |        133        1.33       74.85
         42 |         43        0.43       75.28
         43 |          4        0.04       75.32
         45 |         23        0.23       75.55
         46 |         29        0.29       75.84
         47 |          3        0.03       75.87
         48 |         69        0.69       76.56
         49 |        613        6.13       82.69
         50 |          4        0.04       82.73
         51 |         22        0.22       82.95
         52 |         18        0.18       83.13
         53 |         49        0.49       83.62
         59 |         17        0.17       83.79
         60 |          1        0.01       83.80
         62 |         38        0.38       84.18
         63 |         57        0.57       84.75
         64 |          6        0.06       84.81
         67 |         71        0.71       85.52
         69 |         13        0.13       85.65
         82 |         80        0.80       86.45
         84 |        131        1.31       87.76
         85 |        102        1.02       88.78
         86 |         34        0.34       89.12
         87 |         66        0.66       89.78
         88 |         31        0.31       90.09
         95 |         73        0.73       90.82
         98 |         21        0.21       91.03
         99 |        121        1.21       92.24
          . |        776        7.76      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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