Frequencies for a_c1_42 variable in prds_hosp10_yr2011 dataset :

    a_c1_42 |      Freq.     Percent        Cum.
------------+-----------------------------------
     131033 |          1        0.02        0.02
     569446 |          1        0.02        0.03
     702037 |          1        0.02        0.05
     880541 |          1        0.02        0.07
     953133 |          1        0.02        0.08
    1204487 |          1        0.02        0.10
    1288468 |          1        0.02        0.11
    1309989 |          1        0.02        0.13
    1689906 |          1        0.02        0.15
    2286610 |          1        0.02        0.16
    2368434 |          1        0.02        0.18
    2883778 |          1        0.02        0.20
    3219371 |          2        0.03        0.23
    3766801 |          1        0.02        0.24
    4122954 |          1        0.02        0.26
   1.17e+07 |          1        0.02        0.28
   1.41e+07 |          1        0.02        0.29
   2.45e+07 |          1        0.02        0.31
          . |      6,131       99.69      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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