Frequencies for first 10,000 rows of cap_pps variable in psfltc dataset :

Capital PPS |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,075       90.75       90.75
          B |        872        8.72       99.47
          C |         53        0.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 Sep 2018