And also, 100% crops mean you see the pixels at 100% (full scale pixels). So your use of % is confusing and not very informative.
So if you can, post 100% crops along with scaled down versions, that will be informative.
And comparing JPEG output with RAW output will also be interesting.
Canon EOS 350D, Tamron SP AF 90mm F/2.8 macro, Sigma 18-50mm F2.8 DC EX, Canon EF 70-200mm f/4 L USM, Tokina AT-X124 Pro 12-24mm F4, Soligor 1.7x C/D4 DG Teleconvertor, Manfrotto 724B tripod, Canon Powershot S30