Summary statistics for LPN_LVN_VLNTR_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
LPN_LVN_VL~T |      4,807    .0432744    .5288217          0         28

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