Summary statistics for akwbo19ages dataset :

by Jean Roth , jroth@nber.org , 2 May 2017

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        year |     67,133    2002.374    8.672524       1969       2015
          st |          0
      stfips |          0
      county |          0
    registry |     67,133          29           0         29         29
-------------+---------------------------------------------------------
        race |     67,133    2.007999     .887884          1          3
    hispanic |     67,133           9           0          9          9
         sex |     67,133    1.492068    .4999408          1          2
         age |     67,133    8.553528    5.291453          0         18
         pop |     67,133    385.1164    1478.493          1      28148

by Jean Roth , jroth@nber.org , 2 May 2017