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

         p8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,383       73.83       73.83
          1 |         33        0.33       74.16
          2 |         56        0.56       74.72
          3 |         50        0.50       75.22
          4 |         52        0.52       75.74
          5 |         48        0.48       76.22
          6 |         73        0.73       76.95
          7 |         82        0.82       77.77
          8 |         86        0.86       78.63
          9 |         87        0.87       79.50
         10 |         74        0.74       80.24
         11 |         95        0.95       81.19
         12 |         93        0.93       82.12
         13 |        111        1.11       83.23
         14 |        124        1.24       84.47
         15 |        116        1.16       85.63
         16 |        123        1.23       86.86
         17 |        114        1.14       88.00
         18 |        119        1.19       89.19
         19 |        116        1.16       90.35
         20 |        101        1.01       91.36
         21 |        121        1.21       92.57
         22 |         80        0.80       93.37
         23 |         83        0.83       94.20
         24 |         85        0.85       95.05
         25 |         65        0.65       95.70
         26 |         69        0.69       96.39
         27 |         63        0.63       97.02
         28 |         54        0.54       97.56
         29 |         33        0.33       97.89
         30 |         27        0.27       98.16
         31 |         37        0.37       98.53
         32 |         19        0.19       98.72
         33 |         19        0.19       98.91
         34 |         21        0.21       99.12
         35 |         14        0.14       99.26
         36 |         10        0.10       99.36
         37 |         14        0.14       99.50
         38 |         14        0.14       99.64
         39 |          8        0.08       99.72
         40 |          9        0.09       99.81
         41 |          5        0.05       99.86
         42 |          1        0.01       99.87
         43 |          3        0.03       99.90
         44 |          2        0.02       99.92
         45 |          2        0.02       99.94
         46 |          4        0.04       99.98
         53 |          1        0.01       99.99
         56 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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