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

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,428       74.28       74.28
          1 |         31        0.31       74.59
          2 |         66        0.66       75.25
          3 |         49        0.49       75.74
          4 |         71        0.71       76.45
          5 |         60        0.60       77.05
          6 |         65        0.65       77.70
          7 |         87        0.87       78.57
          8 |         80        0.80       79.37
          9 |         87        0.87       80.24
         10 |         74        0.74       80.98
         11 |         92        0.92       81.90
         12 |        107        1.07       82.97
         13 |         82        0.82       83.79
         14 |        112        1.12       84.91
         15 |        109        1.09       86.00
         16 |        117        1.17       87.17
         17 |        109        1.09       88.26
         18 |        116        1.16       89.42
         19 |        111        1.11       90.53
         20 |        119        1.19       91.72
         21 |        103        1.03       92.75
         22 |        103        1.03       93.78
         23 |         78        0.78       94.56
         24 |         81        0.81       95.37
         25 |         76        0.76       96.13
         26 |         61        0.61       96.74
         27 |         54        0.54       97.28
         28 |         48        0.48       97.76
         29 |         40        0.40       98.16
         30 |         19        0.19       98.35
         31 |         19        0.19       98.54
         32 |         19        0.19       98.73
         33 |         31        0.31       99.04
         34 |         21        0.21       99.25
         35 |         21        0.21       99.46
         36 |          6        0.06       99.52
         37 |         10        0.10       99.62
         38 |          5        0.05       99.67
         39 |          8        0.08       99.75
         40 |          3        0.03       99.78
         41 |          6        0.06       99.84
         42 |          1        0.01       99.85
         43 |          4        0.04       99.89
         45 |          3        0.03       99.92
         46 |          2        0.02       99.94
         49 |          1        0.01       99.95
         51 |          1        0.01       99.96
         52 |          1        0.01       99.97
         54 |          1        0.01       99.98
         55 |          1        0.01       99.99
         56 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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