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

REGISTRATIO |
    N STATE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         72        0.72        0.72
          1 |      1,308       13.08       13.80
          2 |         98        0.98       14.78
          4 |      1,257       12.57       27.35
          5 |        681        6.81       34.16
          6 |      4,932       49.32       83.48
          8 |         43        0.43       83.91
          9 |          1        0.01       83.92
         11 |          1        0.01       83.93
         12 |         31        0.31       84.24
         13 |         44        0.44       84.68
         15 |          2        0.02       84.70
         16 |          8        0.08       84.78
         17 |         28        0.28       85.06
         18 |         36        0.36       85.42
         19 |          6        0.06       85.48
         20 |          7        0.07       85.55
         21 |         10        0.10       85.65
         22 |         16        0.16       85.81
         23 |          1        0.01       85.82
         24 |          4        0.04       85.86
         26 |         12        0.12       85.98
         27 |          6        0.06       86.04
         28 |         41        0.41       86.45
         29 |         26        0.26       86.71
         30 |          9        0.09       86.80
         31 |          6        0.06       86.86
         32 |         75        0.75       87.61
         34 |          1        0.01       87.62
         35 |         27        0.27       87.89
         36 |          3        0.03       87.92
         37 |         10        0.10       88.02
         38 |          1        0.01       88.03
         39 |         11        0.11       88.14
         40 |         45        0.45       88.59
         41 |         32        0.32       88.91
         42 |          5        0.05       88.96
         44 |          1        0.01       88.97
         45 |          4        0.04       89.01
         46 |          2        0.02       89.03
         47 |         40        0.40       89.43
         48 |         78        0.78       90.21
         49 |         12        0.12       90.33
         50 |          5        0.05       90.38
         51 |          4        0.04       90.42
         53 |         29        0.29       90.71
         55 |          8        0.08       90.79
         56 |          6        0.06       90.85
         92 |        425        4.25       95.10
         93 |         64        0.64       95.74
         95 |         12        0.12       95.86
         96 |          4        0.04       95.90
         97 |         19        0.19       96.09
         98 |          2        0.02       96.11
         99 |        389        3.89      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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