Summary statistics for spch_pthlgst_prtm_cnt variable in pos2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
spch~rtm_cnt |     99,429    .0124194    .3323627          0      51.43

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