Frequencies for a_c1_42 variable in prds_hosp10_yr2015 dataset :

    a_c1_42 |      Freq.     Percent        Cum.
------------+-----------------------------------
      85486 |          1        0.02        0.02
     645996 |          1        0.02        0.03
     704650 |          1        0.02        0.05
    1053260 |          1        0.02        0.06
    1136399 |          1        0.02        0.08
    1225948 |          1        0.02        0.10
    1269930 |          1        0.02        0.11
    1858301 |          1        0.02        0.13
    2005757 |          1        0.02        0.14
    2068296 |          1        0.02        0.16
    2123441 |          1        0.02        0.18
    2458499 |          1        0.02        0.19
    2914568 |          1        0.02        0.21
    3280298 |          1        0.02        0.22
    3619349 |          1        0.02        0.24
    3887515 |          1        0.02        0.26
    3961406 |          1        0.02        0.27
    5986928 |          1        0.02        0.29
   4.55e+07 |          1        0.02        0.30
          . |      6,239       99.70      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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