=IF(COUNT(V8:V50)=0,"",SUM(V8:V50)/43)

A variation of the above,
which avoids having to "manually" count the "43":
=IF(COUNT(V8:V50)=0,"",SUM(V8:V50)/ROWS(V8:V50))
--
Max
Singapore
http://savefile.com/projects/236895
xdemechanik
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