Frequencies for fybstr variable in adj_exp265_11_2012 dataset :

  Original, |
     String |
   Version, |
        fyb |      Freq.     Percent        Cum.
------------+-----------------------------------
  01-APR-11 |          2        1.40        1.40
  01-DEC-11 |          4        2.80        4.20
  01-JAN-12 |        112       78.32       82.52
  01-JUL-11 |         21       14.69       97.20
  01-MAY-11 |          1        0.70       97.90
  01-OCT-11 |          1        0.70       98.60
  01-SEP-12 |          1        0.70       99.30
  13-AUG-12 |          1        0.70      100.00
------------+-----------------------------------
      Total |        143      100.00

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