Frequencies for first 10,000 rows of p5 variable in miper dataset :

         p5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,480       74.80       74.80
          1 |         30        0.30       75.10
          2 |         69        0.69       75.79
          3 |         53        0.53       76.32
          4 |         65        0.65       76.97
          5 |         62        0.62       77.59
          6 |         72        0.72       78.31
          7 |         63        0.63       78.94
          8 |         80        0.80       79.74
          9 |         83        0.83       80.57
         10 |        102        1.02       81.59
         11 |        103        1.03       82.62
         12 |        104        1.04       83.66
         13 |        107        1.07       84.73
         14 |        119        1.19       85.92
         15 |        116        1.16       87.08
         16 |        127        1.27       88.35
         17 |         95        0.95       89.30
         18 |        105        1.05       90.35
         19 |        121        1.21       91.56
         20 |        100        1.00       92.56
         21 |         91        0.91       93.47
         22 |         78        0.78       94.25
         23 |         78        0.78       95.03
         24 |         66        0.66       95.69
         25 |         66        0.66       96.35
         26 |         68        0.68       97.03
         27 |         47        0.47       97.50
         28 |         44        0.44       97.94
         29 |         28        0.28       98.22
         30 |         25        0.25       98.47
         31 |         27        0.27       98.74
         32 |         27        0.27       99.01
         33 |         21        0.21       99.22
         34 |         16        0.16       99.38
         35 |          9        0.09       99.47
         36 |         12        0.12       99.59
         37 |          5        0.05       99.64
         38 |          7        0.07       99.71
         39 |          5        0.05       99.76
         40 |          4        0.04       99.80
         41 |          2        0.02       99.82
         42 |          5        0.05       99.87
         43 |          2        0.02       99.89
         44 |          3        0.03       99.92
         45 |          3        0.03       99.95
         48 |          1        0.01       99.96
         51 |          1        0.01       99.97
         58 |          1        0.01       99.98
         67 |          1        0.01       99.99
         77 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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