Frequencies for census variable in prds_hosp10_yr2017 dataset :

     Census |
   Division |
       Code |
 From OSCAR |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        111        2.96        2.96
          2 |        263        7.02        9.98
          3 |        536       14.30       24.27
          4 |        378       10.08       34.36
          5 |        500       13.34       47.69
          6 |        265        7.07       54.76
          7 |        535       14.27       69.03
          8 |        275        7.34       76.37
          9 |        329        8.78       85.14
         99 |        122        3.25       88.40
          . |        435       11.60      100.00
------------+-----------------------------------
      Total |      3,749      100.00

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