Frequencies for footnote2 variable in dbo_vwhqi_hosp_imm dataset :

 Footnote 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,298       97.97       97.97
          2 |         15        0.16       98.12
          3 |        174        1.83       99.96
          7 |          4        0.04      100.00
------------+-----------------------------------
      Total |      9,491      100.00

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