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

        VIN |
  Restraint |
       type |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,060       80.60       80.60
          3 |          2        0.02       80.62
          4 |        216        2.16       82.78
          7 |         42        0.42       83.20
          A |        274        2.74       85.94
          B |         19        0.19       86.13
          C |          1        0.01       86.14
          E |        617        6.17       92.31
          K |         64        0.64       92.95
          L |         13        0.13       93.08
          M |        110        1.10       94.18
          R |         17        0.17       94.35
          S |         41        0.41       94.76
          U |        507        5.07       99.83
          W |         16        0.16       99.99
          Y |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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