Summary statistics for gaz2015zcta5centroid dataset :

by Jean Roth , jroth@nber.org , 4 Jan 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    intptlat |     33,144    38.81908    5.397535  -14.32339    71.2535
   intptlong |     33,144   -90.92448    15.78801    -176.63   145.7544
       zcta5 |          0

by Jean Roth , jroth@nber.org , 4 Jan 2016