Frequencies for s5_c1_7 variable in prds_hosp10_yr2017 dataset :

    station |
    S500000 |
      00700 |
      00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.03        0.03
          2 |         37        0.99        1.01
          3 |         50        1.33        2.35
          4 |         16        0.43        2.77
          5 |          1        0.03        2.80
          6 |          1        0.03        2.83
          8 |          1        0.03        2.85
         12 |          1        0.03        2.88
         15 |          1        0.03        2.91
         18 |          1        0.03        2.93
         20 |          1        0.03        2.96
         23 |          1        0.03        2.99
         90 |          1        0.03        3.01
        120 |          1        0.03        3.04
          . |      3,635       96.96      100.00
------------+-----------------------------------
      Total |      3,749      100.00

by Jean Roth , jroth@nber.org , 26 Oct 2018