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

         p6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,451       74.51       74.51
          1 |         32        0.32       74.83
          2 |         65        0.65       75.48
          3 |         57        0.57       76.05
          4 |         72        0.72       76.77
          5 |         63        0.63       77.40
          6 |         71        0.71       78.11
          7 |         76        0.76       78.87
          8 |         84        0.84       79.71
          9 |        104        1.04       80.75
         10 |         95        0.95       81.70
         11 |        110        1.10       82.80
         12 |        106        1.06       83.86
         13 |         96        0.96       84.82
         14 |        115        1.15       85.97
         15 |        114        1.14       87.11
         16 |        109        1.09       88.20
         17 |        114        1.14       89.34
         18 |        103        1.03       90.37
         19 |        124        1.24       91.61
         20 |        105        1.05       92.66
         21 |         96        0.96       93.62
         22 |         78        0.78       94.40
         23 |         72        0.72       95.12
         24 |         62        0.62       95.74
         25 |         64        0.64       96.38
         26 |         58        0.58       96.96
         27 |         44        0.44       97.40
         28 |         28        0.28       97.68
         29 |         40        0.40       98.08
         30 |         42        0.42       98.50
         31 |         27        0.27       98.77
         32 |         26        0.26       99.03
         33 |         25        0.25       99.28
         34 |         14        0.14       99.42
         35 |         12        0.12       99.54
         36 |         11        0.11       99.65
         37 |          8        0.08       99.73
         38 |          4        0.04       99.77
         39 |          6        0.06       99.83
         40 |          2        0.02       99.85
         41 |          1        0.01       99.86
         42 |          4        0.04       99.90
         43 |          1        0.01       99.91
         44 |          1        0.01       99.92
         45 |          1        0.01       99.93
         46 |          4        0.04       99.97
         47 |          1        0.01       99.98
         48 |          1        0.01       99.99
         59 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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