I can't offer numbers, but wonder if you've seen this documentary series on a commercial skep operation in Germany (I think).
http://m.youtube.com/watch?feature=relmfu&v=M788T26WIlY
Seven from memory, and I think the one linked deals with harvest and colony selection
Wonderful, fascinating series that often left us slackjawed (and sometimes aghast) at how nearly opposite the management was to our own.
IMO not a nice way to 'keep' bees
Regards
Deanna Corbett
Hawke's Bay, New Zealand
Sent from Yahoo! Mail on Android
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