Frequencies for s3_1_c7_2001 variable in prds_hosp10_yr2012 dataset :

s3_1_c7_200 |
          1 |      Freq.     Percent        Cum.
------------+-----------------------------------
       2517 |          1        0.02        0.02
       7406 |          1        0.02        0.03
      14017 |          1        0.02        0.05
      57028 |          1        0.02        0.06
          . |      6,223       99.94      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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