Frequencies for first 10,000 rows of p6 variable in miper dataset :

         p6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,414       74.14       74.14
          1 |         44        0.44       74.58
          2 |         69        0.69       75.27
          3 |         70        0.70       75.97
          4 |         63        0.63       76.60
          5 |         67        0.67       77.27
          6 |         65        0.65       77.92
          7 |         68        0.68       78.60
          8 |         71        0.71       79.31
          9 |        108        1.08       80.39
         10 |         93        0.93       81.32
         11 |        124        1.24       82.56
         12 |        120        1.20       83.76
         13 |         96        0.96       84.72
         14 |        122        1.22       85.94
         15 |        112        1.12       87.06
         16 |        122        1.22       88.28
         17 |        127        1.27       89.55
         18 |         86        0.86       90.41
         19 |         96        0.96       91.37
         20 |        103        1.03       92.40
         21 |        104        1.04       93.44
         22 |         87        0.87       94.31
         23 |         78        0.78       95.09
         24 |         68        0.68       95.77
         25 |         72        0.72       96.49
         26 |         54        0.54       97.03
         27 |         54        0.54       97.57
         28 |         42        0.42       97.99
         29 |         29        0.29       98.28
         30 |         31        0.31       98.59
         31 |         21        0.21       98.80
         32 |         23        0.23       99.03
         33 |         14        0.14       99.17
         34 |         11        0.11       99.28
         35 |         14        0.14       99.42
         36 |          9        0.09       99.51
         37 |         12        0.12       99.63
         38 |          6        0.06       99.69
         39 |          7        0.07       99.76
         40 |          2        0.02       99.78
         41 |          4        0.04       99.82
         42 |          3        0.03       99.85
         43 |          1        0.01       99.86
         44 |          1        0.01       99.87
         45 |          2        0.02       99.89
         46 |          2        0.02       99.91
         47 |          3        0.03       99.94
         52 |          1        0.01       99.95
         53 |          1        0.01       99.96
         55 |          2        0.02       99.98
         61 |          1        0.01       99.99
         62 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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