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

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,458       74.58       74.58
          1 |         41        0.41       74.99
          2 |         51        0.51       75.50
          3 |         60        0.60       76.10
          4 |         60        0.60       76.70
          5 |         64        0.64       77.34
          6 |         64        0.64       77.98
          7 |         61        0.61       78.59
          8 |        102        1.02       79.61
          9 |         87        0.87       80.48
         10 |         83        0.83       81.31
         11 |        109        1.09       82.40
         12 |        102        1.02       83.42
         13 |        101        1.01       84.43
         14 |        132        1.32       85.75
         15 |        120        1.20       86.95
         16 |        103        1.03       87.98
         17 |         96        0.96       88.94
         18 |        107        1.07       90.01
         19 |        102        1.02       91.03
         20 |        105        1.05       92.08
         21 |         78        0.78       92.86
         22 |         93        0.93       93.79
         23 |         95        0.95       94.74
         24 |         58        0.58       95.32
         25 |         70        0.70       96.02
         26 |         63        0.63       96.65
         27 |         56        0.56       97.21
         28 |         41        0.41       97.62
         29 |         36        0.36       97.98
         30 |         29        0.29       98.27
         31 |         28        0.28       98.55
         32 |         22        0.22       98.77
         33 |         23        0.23       99.00
         34 |         14        0.14       99.14
         35 |         16        0.16       99.30
         36 |         14        0.14       99.44
         37 |          5        0.05       99.49
         38 |          8        0.08       99.57
         39 |          8        0.08       99.65
         40 |          9        0.09       99.74
         41 |          6        0.06       99.80
         43 |          2        0.02       99.82
         44 |          3        0.03       99.85
         45 |          3        0.03       99.88
         46 |          3        0.03       99.91
         47 |          3        0.03       99.94
         48 |          1        0.01       99.95
         49 |          2        0.02       99.97
         50 |          2        0.02       99.99
         53 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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