Frequencies for first 10,000 rows of pct012g129 variable in sf12010860us26 dataset :

   22 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,151       61.51       61.51
          1 |      1,262       12.62       74.13
          2 |        609        6.09       80.22
          3 |        392        3.92       84.14
          4 |        280        2.80       86.94
          5 |        195        1.95       88.89
          6 |        174        1.74       90.63
          7 |        126        1.26       91.89
          8 |        115        1.15       93.04
          9 |         79        0.79       93.83
         10 |         91        0.91       94.74
         11 |         78        0.78       95.52
         12 |         74        0.74       96.26
         13 |         43        0.43       96.69
         14 |         44        0.44       97.13
         15 |         31        0.31       97.44
         16 |         34        0.34       97.78
         17 |         23        0.23       98.01
         18 |         18        0.18       98.19
         19 |         16        0.16       98.35
         20 |         12        0.12       98.47
         21 |         17        0.17       98.64
         22 |         14        0.14       98.78
         23 |         20        0.20       98.98
         24 |          7        0.07       99.05
         25 |         12        0.12       99.17
         26 |          8        0.08       99.25
         27 |          6        0.06       99.31
         28 |          6        0.06       99.37
         29 |          3        0.03       99.40
         30 |          6        0.06       99.46
         31 |          5        0.05       99.51
         32 |          6        0.06       99.57
         33 |          3        0.03       99.60
         34 |          6        0.06       99.66
         35 |          5        0.05       99.71
         36 |          1        0.01       99.72
         37 |          1        0.01       99.73
         38 |          4        0.04       99.77
         40 |          4        0.04       99.81
         41 |          1        0.01       99.82
         43 |          1        0.01       99.83
         44 |          3        0.03       99.86
         45 |          3        0.03       99.89
         46 |          2        0.02       99.91
         47 |          2        0.02       99.93
         50 |          1        0.01       99.94
         51 |          3        0.03       99.97
         53 |          1        0.01       99.98
         54 |          1        0.01       99.99
         57 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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