Frequencies for first 10,000 rows of pct012c115 variable in sf12000860us18 dataset :

    8 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,555       85.55       85.55
          1 |        956        9.56       95.11
          2 |        223        2.23       97.34
          3 |        111        1.11       98.45
          4 |         52        0.52       98.97
          5 |         32        0.32       99.29
          6 |         14        0.14       99.43
          7 |         14        0.14       99.57
          8 |          8        0.08       99.65
          9 |          5        0.05       99.70
         10 |          5        0.05       99.75
         11 |          3        0.03       99.78
         12 |          3        0.03       99.81
         13 |          2        0.02       99.83
         14 |          1        0.01       99.84
         15 |          4        0.04       99.88
         17 |          1        0.01       99.89
         18 |          1        0.01       99.90
         23 |          1        0.01       99.91
         35 |          1        0.01       99.92
         38 |          1        0.01       99.93
         40 |          1        0.01       99.94
         44 |          1        0.01       99.95
         52 |          1        0.01       99.96
         63 |          1        0.01       99.97
         68 |          1        0.01       99.98
         72 |          1        0.01       99.99
         80 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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