Summary statistics for SPCH_PTHLGST_CNTRCT_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
SPCH_~CT_CNT |     37,813    .2899825    7.413628          0     999.99

by Jean Roth , jroth@nber.org , 19 Apr 2019