Summary statistics for crdc_cthrtztn_lab_srvc_cd variable in pos2016 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
crdc_cthrt~d |     11,263    .2112226    .5567191          0          3

by Jean Roth , jroth@nber.org , 10 Jan 2017