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

    Measure |
 Start Date |      Freq.     Percent        Cum.
------------+-----------------------------------
 01/01/2012 |        187        1.87        1.87
 01/01/2013 |      3,174       31.74       33.61
 10/01/2012 |      6,639       66.39      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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