Frequencies for first 10,000 rows of fagecomb variable in natlterr2011 dataset :

   Father's |
   Combined |
        Age |
(Revised) R |      Freq.     Percent        Cum.
------------+-----------------------------------
         13 |          1        0.01        0.01
         14 |          1        0.01        0.02
         15 |          3        0.03        0.05
         16 |         29        0.29        0.34
         17 |         73        0.73        1.07
         18 |        145        1.45        2.52
         19 |        204        2.04        4.56
         20 |        279        2.79        7.35
         21 |        276        2.76       10.11
         22 |        379        3.79       13.90
         23 |        327        3.27       17.17
         24 |        318        3.18       20.35
         25 |        376        3.76       24.11
         26 |        335        3.35       27.46
         27 |        363        3.63       31.09
         28 |        337        3.37       34.46
         29 |        341        3.41       37.87
         30 |        315        3.15       41.02
         31 |        293        2.93       43.95
         32 |        302        3.02       46.97
         33 |        284        2.84       49.81
         34 |        225        2.25       52.06
         35 |        223        2.23       54.29
         36 |        177        1.77       56.06
         37 |        163        1.63       57.69
         38 |        161        1.61       59.30
         39 |        124        1.24       60.54
         40 |        128        1.28       61.82
         41 |        107        1.07       62.89
         42 |         87        0.87       63.76
         43 |         77        0.77       64.53
         44 |         53        0.53       65.06
         45 |         49        0.49       65.55
         46 |         28        0.28       65.83
         47 |         29        0.29       66.12
         48 |         30        0.30       66.42
         49 |         21        0.21       66.63
         50 |         18        0.18       66.81
         51 |         12        0.12       66.93
         52 |          8        0.08       67.01
         53 |         11        0.11       67.12
         54 |         10        0.10       67.22
         55 |          6        0.06       67.28
         56 |          2        0.02       67.30
         57 |          4        0.04       67.34
         58 |          5        0.05       67.39
         59 |          4        0.04       67.43
         60 |          4        0.04       67.47
         61 |          1        0.01       67.48
         63 |          1        0.01       67.49
         64 |          2        0.02       67.51
         69 |          2        0.02       67.53
         72 |          1        0.01       67.54
         73 |          1        0.01       67.55
         99 |        709        7.09       74.64
          . |      2,536       25.36      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015