Frequencies for first 10,000 rows of pct012g150 variable in sf12000860us22 dataset :

   43 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,967       69.67       69.67
          1 |      1,315       13.15       82.82
          2 |        542        5.42       88.24
          3 |        327        3.27       91.51
          4 |        162        1.62       93.13
          5 |        136        1.36       94.49
          6 |        103        1.03       95.52
          7 |         72        0.72       96.24
          8 |         54        0.54       96.78
          9 |         46        0.46       97.24
         10 |         25        0.25       97.49
         11 |         27        0.27       97.76
         12 |         18        0.18       97.94
         13 |         16        0.16       98.10
         14 |         18        0.18       98.28
         15 |         14        0.14       98.42
         16 |          9        0.09       98.51
         17 |         17        0.17       98.68
         18 |         16        0.16       98.84
         19 |          9        0.09       98.93
         20 |          7        0.07       99.00
         21 |         11        0.11       99.11
         22 |          3        0.03       99.14
         23 |         14        0.14       99.28
         24 |          8        0.08       99.36
         25 |          6        0.06       99.42
         26 |          1        0.01       99.43
         27 |          6        0.06       99.49
         28 |          8        0.08       99.57
         29 |          6        0.06       99.63
         30 |          3        0.03       99.66
         31 |          2        0.02       99.68
         32 |          1        0.01       99.69
         33 |          2        0.02       99.71
         34 |          5        0.05       99.76
         35 |          3        0.03       99.79
         36 |          4        0.04       99.83
         37 |          2        0.02       99.85
         38 |          3        0.03       99.88
         39 |          2        0.02       99.90
         40 |          1        0.01       99.91
         41 |          1        0.01       99.92
         42 |          1        0.01       99.93
         43 |          2        0.02       99.95
         47 |          1        0.01       99.96
         48 |          2        0.02       99.98
         49 |          1        0.01       99.99
         74 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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