Summary statistics for spch_pthlgst_prtm_cnt variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
spch~rtm_cnt |     37,813    .0341552    .2057494          0      24.29

by Jean Roth , jroth@nber.org , 20 Apr 2019