Frequencies for first 10,000 rows of pct012c118 variable in sf12000860us18 dataset :

   11 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,579       85.79       85.79
          1 |        978        9.78       95.57
          2 |        239        2.39       97.96
          3 |         78        0.78       98.74
          4 |         33        0.33       99.07
          5 |         24        0.24       99.31
          6 |         13        0.13       99.44
          7 |         13        0.13       99.57
          8 |         12        0.12       99.69
          9 |          7        0.07       99.76
         10 |          7        0.07       99.83
         11 |          3        0.03       99.86
         12 |          1        0.01       99.87
         13 |          1        0.01       99.88
         16 |          1        0.01       99.89
         20 |          1        0.01       99.90
         23 |          1        0.01       99.91
         25 |          1        0.01       99.92
         28 |          1        0.01       99.93
         43 |          1        0.01       99.94
         46 |          1        0.01       99.95
         49 |          2        0.02       99.97
         65 |          1        0.01       99.98
         75 |          1        0.01       99.99
         87 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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