Frequencies for first 10,000 rows of mdcl_tchnlgst_cnt variable in pos2007 dataset :

    medical |
technologis |
   ts (lab) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,857       98.57       98.57
        .25 |          6        0.06       98.63
         .4 |          1        0.01       98.64
          1 |         29        0.29       98.93
       1.78 |          1        0.01       98.94
          2 |         12        0.12       99.06
        2.5 |          4        0.04       99.10
       2.95 |          1        0.01       99.11
          3 |         10        0.10       99.21
        3.5 |          2        0.02       99.23
       3.65 |          1        0.01       99.24
       3.75 |          1        0.01       99.25
          4 |         10        0.10       99.35
        4.2 |          1        0.01       99.36
        4.5 |          1        0.01       99.37
          5 |          8        0.08       99.45
        5.5 |          1        0.01       99.46
        5.8 |          1        0.01       99.47
          6 |          7        0.07       99.54
       6.25 |          1        0.01       99.55
        6.5 |          1        0.01       99.56
        6.8 |          1        0.01       99.57
          7 |          5        0.05       99.62
        7.5 |          2        0.02       99.64
       7.75 |          1        0.01       99.65
          8 |          2        0.02       99.67
       8.25 |          1        0.01       99.68
        8.5 |          1        0.01       99.69
        8.7 |          1        0.01       99.70
          9 |          2        0.02       99.72
         10 |          4        0.04       99.76
         11 |          2        0.02       99.78
       11.3 |          1        0.01       99.79
         12 |          1        0.01       99.80
       12.1 |          1        0.01       99.81
         13 |          1        0.01       99.82
         14 |          2        0.02       99.84
       15.9 |          1        0.01       99.85
         16 |          1        0.01       99.86
       16.5 |          1        0.01       99.87
      17.01 |          1        0.01       99.88
       17.8 |          1        0.01       99.89
         20 |          1        0.01       99.90
         22 |          1        0.01       99.91
         23 |          1        0.01       99.92
         27 |          2        0.02       99.94
         34 |          1        0.01       99.95
      38.48 |          1        0.01       99.96
         42 |          2        0.02       99.98
      42.72 |          1        0.01       99.99
      48.75 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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