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

         p6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,507       75.07       75.07
          1 |         46        0.46       75.53
          2 |         56        0.56       76.09
          3 |         43        0.43       76.52
          4 |         52        0.52       77.04
          5 |         48        0.48       77.52
          6 |         55        0.55       78.07
          7 |         56        0.56       78.63
          8 |         79        0.79       79.42
          9 |         86        0.86       80.28
         10 |        126        1.26       81.54
         11 |         86        0.86       82.40
         12 |         91        0.91       83.31
         13 |         95        0.95       84.26
         14 |        122        1.22       85.48
         15 |        117        1.17       86.65
         16 |        131        1.31       87.96
         17 |         96        0.96       88.92
         18 |        102        1.02       89.94
         19 |         98        0.98       90.92
         20 |        121        1.21       92.13
         21 |        100        1.00       93.13
         22 |         82        0.82       93.95
         23 |         68        0.68       94.63
         24 |         66        0.66       95.29
         25 |         65        0.65       95.94
         26 |         58        0.58       96.52
         27 |         51        0.51       97.03
         28 |         53        0.53       97.56
         29 |         37        0.37       97.93
         30 |         33        0.33       98.26
         31 |         31        0.31       98.57
         32 |         31        0.31       98.88
         33 |         16        0.16       99.04
         34 |         13        0.13       99.17
         35 |         11        0.11       99.28
         36 |          9        0.09       99.37
         37 |          8        0.08       99.45
         38 |          4        0.04       99.49
         39 |          7        0.07       99.56
         40 |          9        0.09       99.65
         41 |          6        0.06       99.71
         42 |          5        0.05       99.76
         43 |          3        0.03       99.79
         44 |          3        0.03       99.82
         45 |          3        0.03       99.85
         46 |          2        0.02       99.87
         47 |          1        0.01       99.88
         48 |          5        0.05       99.93
         50 |          2        0.02       99.95
         53 |          3        0.03       99.98
         54 |          1        0.01       99.99
         65 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016