Frequencies for first 10,000 rows of prov1385 variable in pos1995 dataset :

technologis |
        t - |
  bachelors |
     degree |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,713       97.13       97.13
          1 |        118        1.18       98.31
          2 |         52        0.52       98.83
          3 |         39        0.39       99.22
          4 |         16        0.16       99.38
          5 |          9        0.09       99.47
          6 |          7        0.07       99.54
          7 |          2        0.02       99.56
          8 |          7        0.07       99.63
          9 |          5        0.05       99.68
         10 |          7        0.07       99.75
         11 |          3        0.03       99.78
         12 |          2        0.02       99.80
         13 |          2        0.02       99.82
         18 |          1        0.01       99.83
         20 |          1        0.01       99.84
         22 |          2        0.02       99.86
         24 |          3        0.03       99.89
         25 |          3        0.03       99.92
         27 |          1        0.01       99.93
         28 |          1        0.01       99.94
         40 |          2        0.02       99.96
         52 |          1        0.01       99.97
         69 |          1        0.01       99.98
         81 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016