Source : Webster's Revised Unabridged Dictionary (1913)

Excellently \Ex"cel*lent*ly\, adv.
   1. In an excellent manner; well in a high degree.

   2. In a high or superior degree; -- in this literal use, not
      implying worthiness. [Obs.]

            When the whole heart is excellently sorry. --J.
                                                  Fletcher.

Source : WordNet®

excellently
     adv : in an excellent manner; "the job had been done excellently"