Frequencies for first 10,000 rows of p012c030 variable in sf12010860us7 dataset :

   15 to 17 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,021       70.21       70.21
          1 |      1,295       12.95       83.16
          2 |        628        6.28       89.44
          3 |        341        3.41       92.85
          4 |        189        1.89       94.74
          5 |        136        1.36       96.10
          6 |         88        0.88       96.98
          7 |         51        0.51       97.49
          8 |         41        0.41       97.90
          9 |         34        0.34       98.24
         10 |         24        0.24       98.48
         11 |         17        0.17       98.65
         12 |         21        0.21       98.86
         13 |         14        0.14       99.00
         14 |          9        0.09       99.09
         15 |         10        0.10       99.19
         16 |         11        0.11       99.30
         17 |          6        0.06       99.36
         18 |          6        0.06       99.42
         19 |          4        0.04       99.46
         20 |          2        0.02       99.48
         21 |          9        0.09       99.57
         22 |          2        0.02       99.59
         23 |          2        0.02       99.61
         24 |          4        0.04       99.65
         25 |          5        0.05       99.70
         26 |          3        0.03       99.73
         27 |          1        0.01       99.74
         29 |          1        0.01       99.75
         30 |          2        0.02       99.77
         31 |          1        0.01       99.78
         32 |          1        0.01       99.79
         33 |          4        0.04       99.83
         38 |          2        0.02       99.85
         39 |          1        0.01       99.86
         43 |          1        0.01       99.87
         46 |          1        0.01       99.88
         49 |          1        0.01       99.89
         73 |          2        0.02       99.91
         81 |          1        0.01       99.92
         99 |          1        0.01       99.93
        102 |          1        0.01       99.94
        129 |          1        0.01       99.95
        162 |          1        0.01       99.96
        192 |          1        0.01       99.97
        215 |          1        0.01       99.98
        220 |          1        0.01       99.99
        285 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017