AAKonsult Campaign Stats

Link	https://appexchange.salesforce.com/listingDetail?listingId=a0N30000005utCcEAI
Pricing	FREE
5 Users / Year	$0
Description	Manages your Campaign Member Statuses

Details

Does what it says on the tin.

Good App - you will need it.

It's a bit time consuming and annoying to set up, but once it's setup it's set and forget.