Frequencies for first 10,000 rows of TCHNLGST_2_YR_RDLGC_CNT variable in pos2011 dataset :

Technologis |
ts - 2 Year |
  Radiology |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         31        0.31        0.31
          1 |         24        0.24        0.55
       1.25 |          1        0.01        0.56
        1.5 |          1        0.01        0.57
          2 |          7        0.07        0.64
          3 |          2        0.02        0.66
          4 |          2        0.02        0.68
          5 |          1        0.01        0.69
          6 |          1        0.01        0.70
         13 |          1        0.01        0.71
         14 |          1        0.01        0.72
         20 |          1        0.01        0.73
          . |      9,927       99.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 19 Apr 2019