Frequencies for first 10,000 rows of p8 variable in miper dataset :

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,554       75.54       75.54
          1 |         40        0.40       75.94
          2 |         75        0.75       76.69
          3 |         55        0.55       77.24
          4 |         52        0.52       77.76
          5 |         50        0.50       78.26
          6 |         71        0.71       78.97
          7 |         74        0.74       79.71
          8 |         84        0.84       80.55
          9 |         85        0.85       81.40
         10 |         97        0.97       82.37
         11 |         94        0.94       83.31
         12 |        127        1.27       84.58
         13 |         94        0.94       85.52
         14 |        111        1.11       86.63
         15 |        114        1.14       87.77
         16 |        101        1.01       88.78
         17 |        100        1.00       89.78
         18 |        101        1.01       90.79
         19 |         80        0.80       91.59
         20 |         82        0.82       92.41
         21 |        106        1.06       93.47
         22 |         93        0.93       94.40
         23 |         80        0.80       95.20
         24 |         67        0.67       95.87
         25 |         59        0.59       96.46
         26 |         61        0.61       97.07
         27 |         48        0.48       97.55
         28 |         36        0.36       97.91
         29 |         38        0.38       98.29
         30 |         25        0.25       98.54
         31 |         21        0.21       98.75
         32 |         20        0.20       98.95
         33 |         20        0.20       99.15
         34 |         15        0.15       99.30
         35 |         13        0.13       99.43
         36 |         15        0.15       99.58
         37 |         10        0.10       99.68
         38 |          6        0.06       99.74
         39 |          9        0.09       99.83
         40 |          3        0.03       99.86
         41 |          4        0.04       99.90
         42 |          2        0.02       99.92
         43 |          1        0.01       99.93
         46 |          2        0.02       99.95
         49 |          3        0.03       99.98
         51 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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