Frequencies for first 10,000 rows of measurestartdate variable in hqi_hosp_hai 

    Measure |
 Start Date |      Freq.     Percent        Cum.
------------+-----------------------------------
  01oct2014 |      7,499       74.99       74.99
  01jan2015 |      2,501       25.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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