Frequencies for acct_pd variable in eobmfri dataset :

 Accounting |
     Period |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         64        0.77        0.77
          2 |         88        1.06        1.82
          3 |        193        2.31        4.14
          4 |        187        2.24        6.38
          5 |        147        1.76        8.14
          6 |      1,351       16.20       24.34
          7 |        153        1.83       26.17
          8 |        283        3.39       29.56
          9 |        521        6.25       35.81
         10 |        134        1.61       37.42
         11 |         76        0.91       38.33
         12 |      5,144       61.67      100.00
------------+-----------------------------------
      Total |      8,341      100.00

by Jean Roth , jroth@nber.org , 15 Apr 2019