Frequencies for first 10,000 rows of pct012g149 variable in sf12010860us26 dataset :

   42 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,470       64.70       64.70
          1 |      1,379       13.79       78.49
          2 |        650        6.50       84.99
          3 |        401        4.01       89.00
          4 |        257        2.57       91.57
          5 |        184        1.84       93.41
          6 |        130        1.30       94.71
          7 |        108        1.08       95.79
          8 |         77        0.77       96.56
          9 |         68        0.68       97.24
         10 |         43        0.43       97.67
         11 |         28        0.28       97.95
         12 |         28        0.28       98.23
         13 |         28        0.28       98.51
         14 |         14        0.14       98.65
         15 |         17        0.17       98.82
         16 |         13        0.13       98.95
         17 |         11        0.11       99.06
         18 |         14        0.14       99.20
         19 |          9        0.09       99.29
         20 |          8        0.08       99.37
         21 |          4        0.04       99.41
         22 |          4        0.04       99.45
         23 |          5        0.05       99.50
         24 |          3        0.03       99.53
         25 |          4        0.04       99.57
         26 |          7        0.07       99.64
         27 |          4        0.04       99.68
         28 |          2        0.02       99.70
         29 |          7        0.07       99.77
         30 |          4        0.04       99.81
         31 |          2        0.02       99.83
         32 |          3        0.03       99.86
         33 |          1        0.01       99.87
         34 |          1        0.01       99.88
         35 |          1        0.01       99.89
         36 |          2        0.02       99.91
         37 |          1        0.01       99.92
         39 |          1        0.01       99.93
         41 |          1        0.01       99.94
         44 |          1        0.01       99.95
         45 |          1        0.01       99.96
         46 |          1        0.01       99.97
         47 |          1        0.01       99.98
         49 |          1        0.01       99.99
         63 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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