Frequencies for first 10,000 rows of footnote variable in hqi_hosp_hai dataset 

   Footnote |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          4        0.04        0.04
          5 |      1,302       13.02       13.06
          8 |        144        1.44       14.50
         12 |      1,188       11.88       26.38
         13 |      1,317       13.17       39.55
          . |      6,045       60.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Nov 2016