Frequencies for first 10,000 rows of p012c040 variable in sf12010860us7 dataset :

   50 to 54 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,995       59.95       59.95
          1 |      1,657       16.57       76.52
          2 |        729        7.29       83.81
          3 |        462        4.62       88.43
          4 |        287        2.87       91.30
          5 |        202        2.02       93.32
          6 |        143        1.43       94.75
          7 |        113        1.13       95.88
          8 |         92        0.92       96.80
          9 |         58        0.58       97.38
         10 |         58        0.58       97.96
         11 |         25        0.25       98.21
         12 |         25        0.25       98.46
         13 |         14        0.14       98.60
         14 |         17        0.17       98.77
         15 |         15        0.15       98.92
         16 |         11        0.11       99.03
         17 |          9        0.09       99.12
         18 |         11        0.11       99.23
         19 |          7        0.07       99.30
         20 |          7        0.07       99.37
         21 |          7        0.07       99.44
         22 |          1        0.01       99.45
         23 |          3        0.03       99.48
         24 |          4        0.04       99.52
         25 |          4        0.04       99.56
         26 |          6        0.06       99.62
         27 |          1        0.01       99.63
         28 |          1        0.01       99.64
         29 |          4        0.04       99.68
         30 |          1        0.01       99.69
         31 |          1        0.01       99.70
         32 |          5        0.05       99.75
         33 |          1        0.01       99.76
         34 |          2        0.02       99.78
         35 |          2        0.02       99.80
         40 |          2        0.02       99.82
         43 |          1        0.01       99.83
         45 |          1        0.01       99.84
         47 |          2        0.02       99.86
         55 |          1        0.01       99.87
         59 |          1        0.01       99.88
         63 |          1        0.01       99.89
         64 |          1        0.01       99.90
        109 |          1        0.01       99.91
        117 |          1        0.01       99.92
        140 |          1        0.01       99.93
        166 |          1        0.01       99.94
        179 |          1        0.01       99.95
        198 |          1        0.01       99.96
        239 |          1        0.01       99.97
        306 |          1        0.01       99.98
        351 |          1        0.01       99.99
        367 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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