Frequencies for b_1_c21_98 variable in prds_hosp10_yr2012 dataset :

 b_1_c21_98 |      Freq.     Percent        Cum.
------------+-----------------------------------
      23981 |          1        0.02        0.02
      39209 |          1        0.02        0.03
      61970 |          1        0.02        0.05
      92470 |          1        0.02        0.06
    1728303 |          1        0.02        0.08
          . |      6,222       99.92      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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