Frequencies for first 10,000 rows of p10 variable in miper dataset :

        p10 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,321       73.21       73.21
          1 |         33        0.33       73.54
          2 |         69        0.69       74.23
          3 |         60        0.60       74.83
          4 |         62        0.62       75.45
          5 |         51        0.51       75.96
          6 |         75        0.75       76.71
          7 |         75        0.75       77.46
          8 |         76        0.76       78.22
          9 |         83        0.83       79.05
         10 |        105        1.05       80.10
         11 |        108        1.08       81.18
         12 |        122        1.22       82.40
         13 |        104        1.04       83.44
         14 |        119        1.19       84.63
         15 |        122        1.22       85.85
         16 |        125        1.25       87.10
         17 |        126        1.26       88.36
         18 |        128        1.28       89.64
         19 |        114        1.14       90.78
         20 |        103        1.03       91.81
         21 |        110        1.10       92.91
         22 |         81        0.81       93.72
         23 |         74        0.74       94.46
         24 |         78        0.78       95.24
         25 |         63        0.63       95.87
         26 |         62        0.62       96.49
         27 |         60        0.60       97.09
         28 |         38        0.38       97.47
         29 |         49        0.49       97.96
         30 |         36        0.36       98.32
         31 |         24        0.24       98.56
         32 |         19        0.19       98.75
         33 |         20        0.20       98.95
         34 |         19        0.19       99.14
         35 |         19        0.19       99.33
         36 |         16        0.16       99.49
         37 |          5        0.05       99.54
         38 |          8        0.08       99.62
         39 |          9        0.09       99.71
         40 |          8        0.08       99.79
         41 |          3        0.03       99.82
         42 |          3        0.03       99.85
         43 |          3        0.03       99.88
         44 |          1        0.01       99.89
         45 |          3        0.03       99.92
         46 |          1        0.01       99.93
         47 |          2        0.02       99.95
         49 |          2        0.02       99.97
         55 |          1        0.01       99.98
         58 |          1        0.01       99.99
         68 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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