Frequencies for first 10,000 rows of pct012k116 variable in sf12010860us30 dataset :

    9 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,961       89.61       89.61
          1 |        750        7.50       97.11
          2 |        165        1.65       98.76
          3 |         55        0.55       99.31
          4 |         29        0.29       99.60
          5 |         10        0.10       99.70
          6 |          8        0.08       99.78
          7 |          4        0.04       99.82
          8 |          2        0.02       99.84
         10 |          2        0.02       99.86
         11 |          4        0.04       99.90
         13 |          1        0.01       99.91
         24 |          1        0.01       99.92
         38 |          1        0.01       99.93
         40 |          1        0.01       99.94
         46 |          1        0.01       99.95
         50 |          2        0.02       99.97
         76 |          1        0.01       99.98
         77 |          1        0.01       99.99
         95 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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