Frequencies for age variable in person dataset :

        Age |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         10        0.76        0.76
          1 |          2        0.15        0.91
          2 |          7        0.53        1.44
          3 |          3        0.23        1.66
          4 |          9        0.68        2.34
          5 |         12        0.91        3.25
          6 |          3        0.23        3.48
          7 |          9        0.68        4.16
          8 |          7        0.53        4.69
          9 |          7        0.53        5.22
         10 |         17        1.29        6.51
         11 |          9        0.68        7.19
         12 |         10        0.76        7.94
         13 |         30        2.27       10.21
         14 |         39        2.95       13.16
         15 |         26        1.97       15.13
         16 |         25        1.89       17.02
         17 |         31        2.34       19.36
         18 |         39        2.95       22.31
         19 |         46        3.48       25.79
         20 |         52        3.93       29.73
         21 |         27        2.04       31.77
         22 |         50        3.78       35.55
         23 |         47        3.56       39.11
         24 |         31        2.34       41.45
         25 |         40        3.03       44.48
         26 |         26        1.97       46.44
         27 |         25        1.89       48.34
         28 |         24        1.82       50.15
         29 |         22        1.66       51.82
         30 |         46        3.48       55.30
         31 |         26        1.97       57.26
         32 |         29        2.19       59.46
         33 |         19        1.44       60.89
         34 |         20        1.51       62.41
         35 |         38        2.87       65.28
         36 |         30        2.27       67.55
         37 |         20        1.51       69.06
         38 |         15        1.13       70.20
         39 |         17        1.29       71.48
         40 |         20        1.51       73.00
         41 |         12        0.91       73.90
         42 |          9        0.68       74.58
         43 |         18        1.36       75.95
         44 |         11        0.83       76.78
         45 |         26        1.97       78.74
         46 |         10        0.76       79.50
         47 |          5        0.38       79.88
         48 |         13        0.98       80.86
         49 |          6        0.45       81.32
         50 |         14        1.06       82.38
         51 |         12        0.91       83.28
         52 |          9        0.68       83.96
         53 |         11        0.83       84.80
         54 |          8        0.61       85.40
         55 |         10        0.76       86.16
         56 |          7        0.53       86.69
         57 |          6        0.45       87.14
         58 |          8        0.61       87.75
         59 |          5        0.38       88.12
         60 |         11        0.83       88.96
         61 |          3        0.23       89.18
         62 |          8        0.61       89.79
         63 |         13        0.98       90.77
         64 |          5        0.38       91.15
         65 |         11        0.83       91.98
         67 |          3        0.23       92.21
         68 |         11        0.83       93.04
         69 |          1        0.08       93.12
         70 |         12        0.91       94.02
         71 |          2        0.15       94.18
         72 |          4        0.30       94.48
         73 |          5        0.38       94.86
         74 |          4        0.30       95.16
         75 |          4        0.30       95.46
         76 |          6        0.45       95.92
         77 |          1        0.08       95.99
         78 |          1        0.08       96.07
         79 |          1        0.08       96.14
         80 |          2        0.15       96.29
         82 |          1        0.08       96.37
         83 |          1        0.08       96.44
         84 |          1        0.08       96.52
         85 |          1        0.08       96.60
         87 |          2        0.15       96.75
         88 |          1        0.08       96.82
         97 |          1        0.08       96.90
         99 |         41        3.10      100.00
------------+-----------------------------------
      Total |      1,322      100.00

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