Frequencies for a_c6_97 variable in prds_hosp10_yr2016 dataset :

    a_c6_97 |      Freq.     Percent        Cum.
------------+-----------------------------------
   -2931575 |          1        0.02        0.02
   -2161363 |          1        0.02        0.03
    -446848 |          1        0.02        0.05
     -34450 |          1        0.02        0.06
     -32259 |          1        0.02        0.08
     -27026 |          1        0.02        0.10
     -16817 |          1        0.02        0.11
     -10763 |          1        0.02        0.13
      -6933 |          1        0.02        0.15
      -6095 |          1        0.02        0.16
      -5196 |          1        0.02        0.18
      -2898 |          1        0.02        0.19
      -1655 |          1        0.02        0.21
      -1340 |          1        0.02        0.23
      -1142 |          1        0.02        0.24
       -888 |          1        0.02        0.26
       -570 |          1        0.02        0.27
       -456 |          1        0.02        0.29
        -13 |          1        0.02        0.31
      52038 |          1        0.02        0.32
     278495 |          1        0.02        0.34
          . |      6,161       99.66      100.00
------------+-----------------------------------
      Total |      6,182      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018