Frequencies for d_4_hos_c2_52 variable in hosp_rollup2552_96_1999 dataset :

d_4_hos_c2_ |
         52 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
         11 |          1        0.02        0.03
         22 |          1        0.02        0.05
        119 |          1        0.02        0.07
        139 |          1        0.02        0.08
        150 |          1        0.02        0.10
        292 |          1        0.02        0.11
        298 |          1        0.02        0.13
        357 |          1        0.02        0.15
        669 |          1        0.02        0.16
        938 |          1        0.02        0.18
       1030 |          1        0.02        0.20
       2802 |          1        0.02        0.21
       3651 |          1        0.02        0.23
       4297 |          1        0.02        0.25
      14256 |          1        0.02        0.26
      16686 |          1        0.02        0.28
      22133 |          1        0.02        0.30
      29077 |          1        0.02        0.31
      32083 |          1        0.02        0.33
      40066 |          1        0.02        0.34
      63018 |          1        0.02        0.36
     128180 |          1        0.02        0.38
     338265 |          1        0.02        0.39
     338925 |          1        0.02        0.41
          . |      6,071       99.59      100.00
------------+-----------------------------------
      Total |      6,096      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018