Frequencies for first 10,000 rows of p8 variable in miper dataset :

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,421       74.21       74.21
          1 |         44        0.44       74.65
          2 |         59        0.59       75.24
          3 |         36        0.36       75.60
          4 |         48        0.48       76.08
          5 |         59        0.59       76.67
          6 |         53        0.53       77.20
          7 |         63        0.63       77.83
          8 |         69        0.69       78.52
          9 |         74        0.74       79.26
         10 |         88        0.88       80.14
         11 |        102        1.02       81.16
         12 |        101        1.01       82.17
         13 |        100        1.00       83.17
         14 |        111        1.11       84.28
         15 |        124        1.24       85.52
         16 |        123        1.23       86.75
         17 |        108        1.08       87.83
         18 |         98        0.98       88.81
         19 |        129        1.29       90.10
         20 |        102        1.02       91.12
         21 |         99        0.99       92.11
         22 |        104        1.04       93.15
         23 |         93        0.93       94.08
         24 |         91        0.91       94.99
         25 |         80        0.80       95.79
         26 |         60        0.60       96.39
         27 |         55        0.55       96.94
         28 |         45        0.45       97.39
         29 |         35        0.35       97.74
         30 |         45        0.45       98.19
         31 |         25        0.25       98.44
         32 |         18        0.18       98.62
         33 |         20        0.20       98.82
         34 |         22        0.22       99.04
         35 |         18        0.18       99.22
         36 |         17        0.17       99.39
         37 |          8        0.08       99.47
         38 |          5        0.05       99.52
         39 |          5        0.05       99.57
         40 |         10        0.10       99.67
         41 |          7        0.07       99.74
         42 |          8        0.08       99.82
         43 |          4        0.04       99.86
         44 |          3        0.03       99.89
         45 |          1        0.01       99.90
         46 |          2        0.02       99.92
         47 |          1        0.01       99.93
         50 |          2        0.02       99.95
         51 |          1        0.01       99.96
         54 |          1        0.01       99.97
         60 |          1        0.01       99.98
         63 |          1        0.01       99.99
         65 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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