Frequencies for a_c6_42 variable in prds_hosp10_yr2010 dataset :

    a_c6_42 |      Freq.     Percent        Cum.
------------+-----------------------------------
   -3477996 |          1        0.04        0.04
    -315741 |          1        0.04        0.09
    -233466 |          1        0.04        0.13
    -150644 |          1        0.04        0.17
     -64412 |          1        0.04        0.22
     -35229 |          1        0.04        0.26
     -27580 |          1        0.04        0.30
     -23169 |          1        0.04        0.34
          . |      2,315       99.66      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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