Frequencies for trnsmtl_num variable in hcris2552_96_2009 dataset :

transmittal |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         20        0.32        0.32
          9 |          1        0.02        0.34
          H |         67        1.08        1.42
          J |         17        0.27        1.69
          K |        121        1.95        3.64
          L |        462        7.45       11.09
          M |        176        2.84       13.93
          N |      5,338       86.07      100.00
------------+-----------------------------------
      Total |      6,202      100.00

by Jean Roth , jroth@nber.org , 31 Aug 2018