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

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,359       73.59       73.59
          1 |         49        0.49       74.08
          2 |         48        0.48       74.56
          3 |         64        0.64       75.20
          4 |         73        0.73       75.93
          5 |         72        0.72       76.65
          6 |         75        0.75       77.40
          7 |         63        0.63       78.03
          8 |         82        0.82       78.85
          9 |         93        0.93       79.78
         10 |        106        1.06       80.84
         11 |         99        0.99       81.83
         12 |        113        1.13       82.96
         13 |        113        1.13       84.09
         14 |        116        1.16       85.25
         15 |        113        1.13       86.38
         16 |        128        1.28       87.66
         17 |        100        1.00       88.66
         18 |        105        1.05       89.71
         19 |        108        1.08       90.79
         20 |        108        1.08       91.87
         21 |        120        1.20       93.07
         22 |        105        1.05       94.12
         23 |         87        0.87       94.99
         24 |         74        0.74       95.73
         25 |         74        0.74       96.47
         26 |         62        0.62       97.09
         27 |         57        0.57       97.66
         28 |         36        0.36       98.02
         29 |         30        0.30       98.32
         30 |         35        0.35       98.67
         31 |         29        0.29       98.96
         32 |         15        0.15       99.11
         33 |         11        0.11       99.22
         34 |         14        0.14       99.36
         35 |         16        0.16       99.52
         36 |          7        0.07       99.59
         37 |          5        0.05       99.64
         38 |          9        0.09       99.73
         39 |          6        0.06       99.79
         40 |          1        0.01       99.80
         41 |          3        0.03       99.83
         42 |          3        0.03       99.86
         43 |          2        0.02       99.88
         44 |          2        0.02       99.90
         45 |          2        0.02       99.92
         46 |          1        0.01       99.93
         47 |          1        0.01       99.94
         49 |          1        0.01       99.95
         52 |          1        0.01       99.96
         54 |          1        0.01       99.97
         56 |          1        0.01       99.98
         57 |          1        0.01       99.99
         61 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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