Frequencies for a8_c2_31 variable in prds_hosp10_yr2011 dataset :

   a8_c2_31 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -40452 |          1        0.02        0.02
     -30565 |          1        0.02        0.03
     -25520 |          1        0.02        0.05
     -25307 |          1        0.02        0.07
     -24893 |          1        0.02        0.08
     -20132 |          1        0.02        0.10
     -16633 |          1        0.02        0.11
     -15905 |          1        0.02        0.13
     -13423 |          1        0.02        0.15
     -11916 |          1        0.02        0.16
     -11412 |          1        0.02        0.18
      -9953 |          1        0.02        0.20
      -9181 |          1        0.02        0.21
      -8336 |          1        0.02        0.23
      -8001 |          1        0.02        0.24
      -7873 |          1        0.02        0.26
      -6960 |          1        0.02        0.28
      -6134 |          1        0.02        0.29
      -5104 |          1        0.02        0.31
      -4688 |          1        0.02        0.33
      -4611 |          1        0.02        0.34
      -3451 |          1        0.02        0.36
      -3082 |          1        0.02        0.37
      -2243 |          1        0.02        0.39
      -1814 |          1        0.02        0.41
       -401 |          1        0.02        0.42
       -320 |          1        0.02        0.44
       -162 |          1        0.02        0.46
        -41 |          1        0.02        0.47
          . |      6,121       99.53      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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