Frequencies for lugar variable in impact2007 dataset :

Provider is |
 located in |
    a Lugar |
  County as |
 defined in |
1886(d)(8)( |
  B) of the |
        Act |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,620       98.45       98.45
      LUGAR |         57        1.55      100.00
------------+-----------------------------------
      Total |      3,677      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016