Summary statistics for HH_AIDE_VLNTR_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
HH_AIDE_VL~T |      4,807    .1355856    1.359869          0         44

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