Frequencies for a_c2_42 variable in prds_hosp10_yr2015 dataset :

    a_c2_42 |      Freq.     Percent        Cum.
------------+-----------------------------------
       3973 |          1        0.02        0.02
      13241 |          1        0.02        0.03
      22040 |          1        0.02        0.05
      29364 |          1        0.02        0.06
      38413 |          1        0.02        0.08
      41181 |          1        0.02        0.10
      52282 |          1        0.02        0.11
     164972 |          1        0.02        0.13
     171666 |          1        0.02        0.14
     215180 |          1        0.02        0.16
     359498 |          1        0.02        0.18
     406098 |          1        0.02        0.19
     406439 |          1        0.02        0.21
     984678 |          1        0.02        0.22
     987302 |          1        0.02        0.24
    1073721 |          1        0.02        0.26
    1538861 |          1        0.02        0.27
    1919871 |          1        0.02        0.29
   2.68e+07 |          1        0.02        0.30
          . |      6,239       99.70      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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