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

         p5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,373       73.73       73.73
          1 |         51        0.51       74.24
          2 |         60        0.60       74.84
          3 |         66        0.66       75.50
          4 |         75        0.75       76.25
          5 |         79        0.79       77.04
          6 |         72        0.72       77.76
          7 |         76        0.76       78.52
          8 |         74        0.74       79.26
          9 |         86        0.86       80.12
         10 |        115        1.15       81.27
         11 |        100        1.00       82.27
         12 |        102        1.02       83.29
         13 |        105        1.05       84.34
         14 |        104        1.04       85.38
         15 |        115        1.15       86.53
         16 |        133        1.33       87.86
         17 |        102        1.02       88.88
         18 |        105        1.05       89.93
         19 |        106        1.06       90.99
         20 |         97        0.97       91.96
         21 |        116        1.16       93.12
         22 |        101        1.01       94.13
         23 |         83        0.83       94.96
         24 |         75        0.75       95.71
         25 |         75        0.75       96.46
         26 |         60        0.60       97.06
         27 |         58        0.58       97.64
         28 |         30        0.30       97.94
         29 |         33        0.33       98.27
         30 |         24        0.24       98.51
         31 |         28        0.28       98.79
         32 |         16        0.16       98.95
         33 |         12        0.12       99.07
         34 |         15        0.15       99.22
         35 |         15        0.15       99.37
         36 |         11        0.11       99.48
         37 |          6        0.06       99.54
         38 |         10        0.10       99.64
         39 |          9        0.09       99.73
         40 |          4        0.04       99.77
         41 |          4        0.04       99.81
         42 |          2        0.02       99.83
         43 |          1        0.01       99.84
         44 |          1        0.01       99.85
         45 |          3        0.03       99.88
         46 |          1        0.01       99.89
         47 |          3        0.03       99.92
         49 |          2        0.02       99.94
         52 |          1        0.01       99.95
         54 |          2        0.02       99.97
         57 |          1        0.01       99.98
         59 |          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