Frequencies for a_c1_69 variable in hosp_rollup2552_96_2008 dataset :

    a_c1_69 |      Freq.     Percent        Cum.
------------+-----------------------------------
     383817 |          1        0.02        0.02
     501061 |          1        0.02        0.03
     534526 |          1        0.02        0.05
     546484 |          1        0.02        0.06
     581499 |          1        0.02        0.08
     895260 |          1        0.02        0.09
          . |      6,368       99.91      100.00
------------+-----------------------------------
      Total |      6,374      100.00

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