Frequencies for measurestartdatestr variable in hqi_state_hcahps dataset :

    Measure |
 Start Date |      Freq.     Percent        Cum.
------------+-----------------------------------
 07/01/2014 |      1,792      100.00      100.00
------------+-----------------------------------
      Total |      1,792      100.00

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