Summary statistics for ot_astnt_aide_prtm_cnt variable in pos1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
ot_astnt_a.. |     89,140    .0060043    .1146967          0      17.86

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