Excel export is not supported by Evernote; you could look at third party products (Zapier)
I use scripting (Applescript) on a Mac
The sample below is for a Numbers spreadsheet; Excel would be similar, or output to a csv file
tell application "Evernote"
tell application id "com.apple.iWork.Numbers"
repeat with theNote in theNoteList
add row below last row
tell last row
set value of cel