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

    Measure |
 Start Date |      Freq.     Percent        Cum.
------------+-----------------------------------
  01jan2012 |      3,988       39.88       39.88
  01jul2012 |         51        0.51       40.39
  01jan2013 |      5,961       59.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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