opened on:   4 Jan 2016, 13:06:07

_dta:
  1.  by Jean Roth , jroth@nber.org , 2012-10-10
  2.  by Jean Roth , jroth@nber.org , 13 Aug 2014
  3.  Census 2000 SF1 Summary Level 160
  4.  Unique identifier is state place
  5.  Distances between Place that are within 50 miles

> les.dta
  obs:     3,348,930                          
 vars:             5                          13 Aug 2014 10:59
 size:    73,676,460                          (_dta has notes)
-------------------------------------------------------------------------------
              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
state1          str2    %9s                   FIPS State 1
place1          str5    %9s                   FIPS Place 1
mi_to_place     double  %10.0g                Distance between places that are
                                                within 50 miles
state2          str2    %9s                   FIPS State 2
place2          str5    %9s                   FIPS Place 2
-------------------------------------------------------------------------------
Sorted by: state1  place1  mi_to_place  state2  place2