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

         p5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,362       73.62       73.62
          1 |         35        0.35       73.97
          2 |         57        0.57       74.54
          3 |         47        0.47       75.01
          4 |         48        0.48       75.49
          5 |         53        0.53       76.02
          6 |         63        0.63       76.65
          7 |         66        0.66       77.31
          8 |         78        0.78       78.09
          9 |         72        0.72       78.81
         10 |         94        0.94       79.75
         11 |         95        0.95       80.70
         12 |        102        1.02       81.72
         13 |        107        1.07       82.79
         14 |        124        1.24       84.03
         15 |        128        1.28       85.31
         16 |        117        1.17       86.48
         17 |        124        1.24       87.72
         18 |        122        1.22       88.94
         19 |        125        1.25       90.19
         20 |        112        1.12       91.31
         21 |        109        1.09       92.40
         22 |         98        0.98       93.38
         23 |         94        0.94       94.32
         24 |         89        0.89       95.21
         25 |         84        0.84       96.05
         26 |         66        0.66       96.71
         27 |         53        0.53       97.24
         28 |         57        0.57       97.81
         29 |         29        0.29       98.10
         30 |         37        0.37       98.47
         31 |         30        0.30       98.77
         32 |         19        0.19       98.96
         33 |         18        0.18       99.14
         34 |         15        0.15       99.29
         35 |          8        0.08       99.37
         36 |         15        0.15       99.52
         37 |          9        0.09       99.61
         38 |          5        0.05       99.66
         39 |          4        0.04       99.70
         40 |          7        0.07       99.77
         41 |          2        0.02       99.79
         42 |          3        0.03       99.82
         43 |          2        0.02       99.84
         44 |          7        0.07       99.91
         46 |          1        0.01       99.92
         48 |          2        0.02       99.94
         50 |          1        0.01       99.95
         67 |          1        0.01       99.96
         68 |          1        0.01       99.97
         79 |          1        0.01       99.98
         94 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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