Frequencies for b_1_c22_51 variable in hosp_rollup2552_96_2010 dataset :

 b_1_c22_51 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          1        0.02        0.02
         49 |          1        0.02        0.05
        609 |          1        0.02        0.07
        838 |          1        0.02        0.10
       1726 |          1        0.02        0.12
       2480 |          1        0.02        0.15
       8671 |          2        0.05        0.20
      10117 |          1        0.02        0.22
      12249 |          1        0.02        0.25
      23599 |          1        0.02        0.27
      36679 |          1        0.02        0.30
      41938 |          1        0.02        0.32
      53425 |          1        0.02        0.35
      86654 |          1        0.02        0.37
      86980 |          2        0.05        0.42
      99826 |          1        0.02        0.45
     111744 |          1        0.02        0.47
     112334 |          1        0.02        0.50
     140846 |          1        0.02        0.52
     508087 |          1        0.02        0.55
    3386189 |          1        0.02        0.57
          . |      3,982       99.43      100.00
------------+-----------------------------------
      Total |      4,005      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018