Frequencies for first 10,000 rows of psi_90_safety_toofew variable in vwhqi_hosp_ahrq_state dataset :

PSI_90_SAFE |
  TY_TOOFEW |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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