Frequencies for first 10,000 rows of measurestartdatestr variable in hqi_hosp_c

    Measure |
 Start Date |      Freq.     Percent        Cum.
------------+-----------------------------------
 04/01/2012 |        910        9.10        9.10
 07/01/2013 |      9,090       90.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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