Frequencies for first 10,000 rows of age variable in person dataset :

        age |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         38        0.38        0.38
          1 |         53        0.53        0.91
          2 |         42        0.42        1.33
          3 |         62        0.62        1.95
          4 |         50        0.50        2.45
          5 |         46        0.46        2.91
          6 |         41        0.41        3.32
          7 |         59        0.59        3.91
          8 |         43        0.43        4.34
          9 |         48        0.48        4.82
         10 |         34        0.34        5.16
         11 |         50        0.50        5.66
         12 |         51        0.51        6.17
         13 |         52        0.52        6.69
         14 |         62        0.62        7.31
         15 |         94        0.94        8.25
         16 |        145        1.45        9.70
         17 |        196        1.96       11.66
         18 |        265        2.65       14.31
         19 |        262        2.62       16.93
         20 |        272        2.72       19.65
         21 |        287        2.87       22.52
         22 |        246        2.46       24.98
         23 |        264        2.64       27.62
         24 |        235        2.35       29.97
         25 |        237        2.37       32.34
         26 |        168        1.68       34.02
         27 |        202        2.02       36.04
         28 |        163        1.63       37.67
         29 |        177        1.77       39.44
         30 |        181        1.81       41.25
         31 |        161        1.61       42.86
         32 |        157        1.57       44.43
         33 |        156        1.56       45.99
         34 |        148        1.48       47.47
         35 |        143        1.43       48.90
         36 |        149        1.49       50.39
         37 |        120        1.20       51.59
         38 |        133        1.33       52.92
         39 |        127        1.27       54.19
         40 |        112        1.12       55.31
         41 |        120        1.20       56.51
         42 |        152        1.52       58.03
         43 |        133        1.33       59.36
         44 |        121        1.21       60.57
         45 |        133        1.33       61.90
         46 |        125        1.25       63.15
         47 |        131        1.31       64.46
         48 |        140        1.40       65.86
         49 |        141        1.41       67.27
         50 |        165        1.65       68.92
         51 |        153        1.53       70.45
         52 |        160        1.60       72.05
         53 |        136        1.36       73.41
         54 |        116        1.16       74.57
         55 |        126        1.26       75.83
         56 |        113        1.13       76.96
         57 |        140        1.40       78.36
         58 |        130        1.30       79.66
         59 |        102        1.02       80.68
         60 |        120        1.20       81.88
         61 |         93        0.93       82.81
         62 |        121        1.21       84.02
         63 |         97        0.97       84.99
         64 |        100        1.00       85.99
         65 |         84        0.84       86.83
         66 |         74        0.74       87.57
         67 |         82        0.82       88.39
         68 |         72        0.72       89.11
         69 |         45        0.45       89.56
         70 |         61        0.61       90.17
         71 |         72        0.72       90.89
         72 |         45        0.45       91.34
         73 |         53        0.53       91.87
         74 |         51        0.51       92.38
         75 |         41        0.41       92.79
         76 |         39        0.39       93.18
         77 |         38        0.38       93.56
         78 |         41        0.41       93.97
         79 |         33        0.33       94.30
         80 |         43        0.43       94.73
         81 |         36        0.36       95.09
         82 |         31        0.31       95.40
         83 |         29        0.29       95.69
         84 |         26        0.26       95.95
         85 |         19        0.19       96.14
         86 |         20        0.20       96.34
         87 |         18        0.18       96.52
         88 |         14        0.14       96.66
         89 |         14        0.14       96.80
         90 |         10        0.10       96.90
         91 |          9        0.09       96.99
         92 |         11        0.11       97.10
         93 |          8        0.08       97.18
         94 |          6        0.06       97.24
         95 |          3        0.03       97.27
         96 |          1        0.01       97.28
         97 |          2        0.02       97.30
         98 |          2        0.02       97.32
        100 |          1        0.01       97.33
        101 |          1        0.01       97.34
        998 |         65        0.65       97.99
        999 |        201        2.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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