Summary statistics for scl_srvc_othr_stf_cntrct_cnt variable in pos2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
scl_sr~t_cnt |    114,968    .0019095    .1575243          0         48

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