Frequencies for first 10,000 rows of exprmt_rsrch_cndctd_sw variable in pos2016 dataset :

Experimenta |
 l Research |
  Conducted |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,585       75.85       75.85
          N |      2,402       24.02       99.87
          Y |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 10 Jan 2017