Frequencies for first 10,000 rows of settype variable in nhamcsopd2011 dataset :

Setting type |      Freq.     Percent        Cum.
-------------+-----------------------------------
NHAMCS - OPD |     10,000      100.00      100.00
-------------+-----------------------------------
       Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016