Summary statistics for mentl_hlth_srvc_prtm_cnt variable in pos1994 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
ment~rtm_cnt |     92,894     .001901    .1038706          0      18.06

by Jean Roth , jroth@nber.org , 17 May 2017