Frequencies for footnote variable in vwhqi_hosp_hai_state dataset :

   Footnote |      Freq.     Percent        Cum.
------------+-----------------------------------
          5 |         24        3.57        3.57
         12 |         18        2.68        6.25
         13 |          9        1.34        7.59
          . |        621       92.41      100.00
------------+-----------------------------------
      Total |        672      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016